{"id":54646,"date":"2025-08-13T09:40:08","date_gmt":"2025-08-13T01:40:08","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/54646.html"},"modified":"2025-08-13T09:40:08","modified_gmt":"2025-08-13T01:40:08","slug":"%e5%89%8d%e7%ab%af%e6%89%93%e5%8d%b0%e6%8f%92%e4%bb%b6lodop%e4%b8%8eweb-print-pdf-npm%e5%8c%85%e7%9a%84%e6%b7%b1%e5%ba%a6%e5%af%b9%e6%af%94%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/54646.html","title":{"rendered":"\u524d\u7aef\u6253\u5370\u63d2\u4ef6Lodop\u4e0eweb-print-pdf npm\u5305\u7684\u6df1\u5ea6\u5bf9\u6bd4\u5206\u6790"},"content":{"rendered":"<p>\u6458\u8981&#xff1a;\u672c\u6587\u6df1\u5165\u5bf9\u6bd4\u5206\u6790\u4e86\u4e24\u79cd\u4e3b\u6d41\u7684\u524d\u7aef\u6253\u5370\u89e3\u51b3\u65b9\u6848&#xff1a;\u4f20\u7edf\u7684Lodop\u6253\u5370\u63d2\u4ef6\u548c\u73b0\u4ee3\u7684web-print-pdf npm\u5305\u3002\u901a\u8fc7\u6280\u672f\u67b6\u6784\u3001\u529f\u80fd\u7279\u6027\u3001\u4f7f\u7528\u4f53\u9a8c\u3001\u517c\u5bb9\u6027\u7b49\u591a\u4e2a\u7ef4\u5ea6\u7684\u5bf9\u6bd4&#xff0c;\u5e2e\u52a9\u5f00\u53d1\u8005\u9009\u62e9\u6700\u9002\u5408\u7684Web\u6253\u5370\u65b9\u6848\u3002<\/p>\n<h3>\u5f15\u8a00<\/h3>\n<p>\u5728Web\u5e94\u7528\u5f00\u53d1\u4e2d&#xff0c;\u6253\u5370\u529f\u80fd\u4e00\u76f4\u662f\u5f00\u53d1\u8005\u9762\u4e34\u7684\u6280\u672f\u6311\u6218\u3002\u4f20\u7edf\u7684\u6253\u5370\u65b9\u6848\u5982window.print()\u5b58\u5728\u6837\u5f0f\u4e22\u5931\u3001\u517c\u5bb9\u6027\u5dee\u7b49\u95ee\u9898&#xff0c;\u56e0\u6b64\u5404\u79cd\u4e13\u4e1a\u7684\u6253\u5370\u89e3\u51b3\u65b9\u6848\u5e94\u8fd0\u800c\u751f\u3002\u5176\u4e2d&#xff0c;Lodop\u6253\u5370\u63d2\u4ef6\u4f5c\u4e3a\u4f20\u7edf\u89e3\u51b3\u65b9\u6848\u7684\u4ee3\u8868&#xff0c;\u548cweb-print-pdf npm\u5305\u4f5c\u4e3a\u73b0\u4ee3\u89e3\u51b3\u65b9\u6848\u7684\u4ee3\u8868&#xff0c;\u5404\u81ea\u6709\u7740\u4e0d\u540c\u7684\u6280\u672f\u7279\u70b9\u548c\u9002\u7528\u573a\u666f\u3002<\/p>\n<p>\u7b14\u8005\u5728\u5e73\u65f6\u7684Web\u5f00\u53d1\u5de5\u4f5c\u4e2d&#xff0c;\u90fd\u66fe\u6df1\u5165\u4f7f\u7528\u8fc7\u8fd9\u4e24\u79cd\u6253\u5370\u89e3\u51b3\u65b9\u6848\u3002Lodop\u5728\u4f01\u4e1a\u7ea7\u9879\u76ee\u4e2d\u5904\u7406\u8fc7\u590d\u6742\u7684\u62a5\u8868\u6253\u5370\u9700\u6c42&#xff0c;\u5305\u62ec\u591a\u9875\u8868\u683c\u3001\u6761\u7801\u6253\u5370\u3001\u7cbe\u786e\u5e03\u5c40\u7b49\u573a\u666f&#xff1b;web-print-pdf npm\u5305\u4f5c\u4e3a\u65b0\u4e00\u4ee3\u6253\u5370\u89e3\u51b3\u65b9\u6848&#xff0c;\u5728\u73b0\u4ee3Web\u5e94\u7528\u4e2d\u5c55\u73b0\u4e86\u5f3a\u5927\u7684\u4f18\u52bf&#xff1a;\u5b8c\u5168\u57fa\u4e8eWeb\u6807\u51c6\u6280\u672f&#xff0c;CSS\u6837\u5f0f\u63a7\u5236\u7075\u6d3b&#xff0c;\u539f\u751f\u5f02\u6b65\u8bed\u6cd5\u652f\u6301&#xff0c;\u96f6\u63d2\u4ef6\u5b89\u88c5&#xff0c;\u8de8\u5e73\u53f0\u517c\u5bb9\u6027\u6781\u4f73&#xff0c;\u7279\u522b\u9002\u5408\u9700\u8981\u73b0\u4ee3\u5316\u5f00\u53d1\u4f53\u9a8c\u3001\u8ffd\u6c42\u4ee3\u7801\u53ef\u7ef4\u62a4\u6027\u548c\u7528\u6237\u4f53\u9a8c\u7684\u9879\u76ee\u3002\u57fa\u4e8e\u8fd9\u4e9b\u5b9e\u9645\u4f7f\u7528\u7ecf\u9a8c&#xff0c;\u672c\u6587\u5c06\u4ece\u6280\u672f\u67b6\u6784\u3001\u529f\u80fd\u7279\u6027\u3001\u4f7f\u7528\u4f53\u9a8c\u3001\u517c\u5bb9\u6027\u3001\u90e8\u7f72\u7ef4\u62a4\u7b49\u591a\u4e2a\u7ef4\u5ea6&#xff0c;\u6df1\u5165\u5bf9\u6bd4\u8fd9\u4e24\u79cd\u89e3\u51b3\u65b9\u6848&#xff0c;\u5e2e\u52a9\u5f00\u53d1\u8005\u505a\u51fa\u660e\u667a\u7684\u6280\u672f\u9009\u62e9\u3002<\/p>\n<h3>\u6280\u672f\u67b6\u6784\u5bf9\u6bd4<\/h3>\n<h4>Lodop\u6253\u5370\u63d2\u4ef6\u67b6\u6784<\/h4>\n<p>Lodop\u91c7\u7528\u4f20\u7edf\u7684ActiveX\u63a7\u4ef6\u548c\u6d4f\u89c8\u5668\u63d2\u4ef6\u67b6\u6784&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ Lodop\u7684\u5178\u578b\u4f7f\u7528\u65b9\u5f0f<\/span><br \/>\n<span class=\"token keyword\">function<\/span> <span class=\"token function\">printWithLodop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u68c0\u67e5Lodop\u63d2\u4ef6\u662f\u5426\u5df2\u5b89\u88c5<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span><span class=\"token function\">getCLodop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">alert<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u8bf7\u5148\u5b89\u88c5Lodop\u6253\u5370\u63d2\u4ef6&#xff01;&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u521b\u5efa\u6253\u5370\u4efb\u52a1<\/span><br \/>\n        <span class=\"token keyword\">var<\/span> <span class=\"token constant\">LODOP<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getCLodop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">PRINT_INIT<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u6253\u5370\u4efb\u52a1&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">SET_PRINT_PAGESIZE<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">2100<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">2970<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;A4&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u8bbe\u7f6e\u6253\u5370\u5185\u5bb9<\/span><br \/>\n        <span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">ADD_PRINT_TEXT<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">200<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">30<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u6253\u5370\u5185\u5bb9&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">ADD_PRINT_HTM<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">50<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">200<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">200<\/span><span class=\"token punctuation\">,<\/span> document<span class=\"token punctuation\">.<\/span><span class=\"token function\">getElementById<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;printArea&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>innerHTML<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u6267\u884c\u6253\u5370<\/span><br \/>\n        <span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">PRINT<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span>error<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        console<span class=\"token punctuation\">.<\/span><span class=\"token function\">error<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;Lodop\u6253\u5370\u5931\u8d25:&#039;<\/span><span class=\"token punctuation\">,<\/span> error<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u67b6\u6784\u7279\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u57fa\u4e8eActiveX\u63a7\u4ef6&#xff08;IE&#xff09;\u6216\u6d4f\u89c8\u5668\u63d2\u4ef6&#xff08;Chrome\u3001Firefox&#xff09;<\/li>\n<li>\u9700\u8981\u7528\u6237\u624b\u52a8\u5b89\u88c5\u63d2\u4ef6<\/li>\n<li>\u4e0e\u6d4f\u89c8\u5668\u6df1\u5ea6\u96c6\u6210<\/li>\n<li>\u652f\u6301\u672c\u5730\u6253\u5370\u673a\u76f4\u63a5\u8bbf\u95ee<\/li>\n<\/ul>\n<h4>web-print-pdf npm\u5305\u67b6\u6784<\/h4>\n<p>web-print-pdf npm\u5305\u91c7\u7528\u73b0\u4ee3\u7684WebSocket\u901a\u4fe1\u548c\u65e0\u5934\u6d4f\u89c8\u5668\u67b6\u6784&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ web-print-pdf npm\u5305\u7684\u5178\u578b\u4f7f\u7528\u65b9\u5f0f<\/span><br \/>\n<span class=\"token keyword\">import<\/span> webPrintPdf <span class=\"token keyword\">from<\/span> <span class=\"token string\">&#039;web-print-pdf&#039;<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">const<\/span> <span class=\"token function-variable function\">printWithWebPrintPdf<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">async<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&gt;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u76f4\u63a5\u8c03\u7528\u6253\u5370\u65b9\u6cd5&#xff0c;\u65e0\u9700\u68c0\u67e5\u63d2\u4ef6<\/span><br \/>\n        <span class=\"token keyword\">const<\/span> result <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span><span class=\"token function\">printHtml<\/span><span class=\"token punctuation\">(<\/span><br \/>\n            document<span class=\"token punctuation\">.<\/span><span class=\"token function\">getElementById<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;printArea&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>innerHTML<span class=\"token punctuation\">,<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token comment\">\/\/ PDF\u914d\u7f6e<\/span><br \/>\n                paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                margin<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> top<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> bottom<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> left<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> right<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                printBackground<span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token comment\">\/\/ \u6253\u5370\u914d\u7f6e<\/span><br \/>\n                silent<span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                printerName<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;default&#039;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        console<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6253\u5370\u6210\u529f:&#039;<\/span><span class=\"token punctuation\">,<\/span> result<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> result<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span>error<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        console<span class=\"token punctuation\">.<\/span><span class=\"token function\">error<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6253\u5370\u5931\u8d25:&#039;<\/span><span class=\"token punctuation\">,<\/span> error<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">throw<\/span> error<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u67b6\u6784\u7279\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u57fa\u4e8eWebSocket\u5b9e\u65f6\u901a\u4fe1<\/li>\n<li>\u4f7f\u7528\u65e0\u5934\u6d4f\u89c8\u5668&#xff08;Playwright&#xff09;\u751f\u6210PDF<\/li>\n<li>\u65e0\u9700\u7528\u6237\u5b89\u88c5\u63d2\u4ef6<\/li>\n<li>\u901a\u8fc7Electron\u5ba2\u6237\u7aef\u5b9e\u73b0\u672c\u5730\u6253\u5370<\/li>\n<\/ul>\n<h3>\u529f\u80fd\u7279\u6027\u5bf9\u6bd4<\/h3>\n<h4>1. \u6253\u5370\u80fd\u529b\u5bf9\u6bd4<\/h4>\n<table>\n<tr>\u529f\u80fd\u7279\u6027Lodopweb-print-pdf npm\u5305<\/tr>\n<tbody>\n<tr>\n<td>HTML\u6253\u5370<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<\/tr>\n<tr>\n<td>PDF\u751f\u6210<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<\/tr>\n<tr>\n<td>\u56fe\u7247\u6253\u5370<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<\/tr>\n<tr>\n<td>\u8868\u683c\u6253\u5370<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<\/tr>\n<tr>\n<td>\u5206\u9875\u63a7\u5236<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<\/tr>\n<tr>\n<td>\u9875\u7709\u9875\u811a<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<\/tr>\n<tr>\n<td>\u6c34\u5370\u529f\u80fd<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<\/tr>\n<tr>\n<td>\u6761\u7801\u6253\u5370<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<\/tr>\n<tr>\n<td>\u9759\u9ed8\u6253\u5370<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<\/tr>\n<tr>\n<td>\u6279\u91cf\u6253\u5370<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<td>\u2705 \u652f\u6301<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>2. \u6837\u5f0f\u652f\u6301\u5bf9\u6bd4<\/h4>\n<p>Lodop\u6837\u5f0f\u652f\u6301&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ Lodop\u7684\u6837\u5f0f\u8bbe\u7f6e<\/span><br \/>\n<span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">SET_PRINT_STYLEA<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;FontSize&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">12<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">SET_PRINT_STYLEA<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;FontName&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u5b8b\u4f53&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">SET_PRINT_STYLEA<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;Bold&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">SET_PRINT_STYLEA<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;Italic&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">SET_PRINT_STYLEA<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;Underline&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">SET_PRINT_STYLEA<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;Alignment&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u5c45\u4e2d\u5bf9\u9f50<\/span><\/p>\n<p>web-print-pdf npm\u5305\u6837\u5f0f\u652f\u6301&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ web-print-pdf npm\u5305\u7684\u6837\u5f0f\u8bbe\u7f6e&#xff08;\u901a\u8fc7CSS&#xff09;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> htmlContent <span class=\"token operator\">&#061;<\/span> <span class=\"token template-string\"><span class=\"token template-punctuation string\">&#096;<\/span><span class=\"token string\"><br \/>\n    &lt;div style&#061;&#034;<br \/>\n        font-family: &#039;Microsoft YaHei&#039;, Arial, sans-serif;<br \/>\n        font-size: 14px;<br \/>\n        line-height: 1.6;<br \/>\n        color: #333;<br \/>\n    &#034;&gt;<br \/>\n        &lt;h1 style&#061;&#034;<br \/>\n            text-align: center;<br \/>\n            color: #2c3e50;<br \/>\n            border-bottom: 2px solid #3498db;<br \/>\n            padding-bottom: 10px;<br \/>\n        &#034;&gt;\u6587\u6863\u6807\u9898&lt;\/h1&gt;<br \/>\n        &lt;p style&#061;&#034;text-indent: 2em;&#034;&gt;\u6587\u6863\u5185\u5bb9&#8230;&lt;\/p&gt;<br \/>\n    &lt;\/div&gt;<br \/>\n<\/span><span class=\"token template-punctuation string\">&#096;<\/span><\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h4>3. \u9ad8\u7ea7\u529f\u80fd\u5bf9\u6bd4<\/h4>\n<p>Lodop\u9ad8\u7ea7\u529f\u80fd&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ \u6761\u7801\u6253\u5370<\/span><br \/>\n<span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">ADD_PRINT_BARCODE<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">100<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">30<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;QRCode&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;https:\/\/example.com&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u56fe\u7247\u6253\u5370<\/span><br \/>\n<span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">ADD_PRINT_IMAGE<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">100<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">100<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;logo.png&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u8868\u683c\u6253\u5370<\/span><br \/>\n<span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">ADD_PRINT_TABLE<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">200<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">100<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;&lt;table&gt;&#8230;&lt;\/table&gt;&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u5206\u9875\u63a7\u5236<\/span><br \/>\n<span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">SET_PRINT_PAGESIZE<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">2100<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">2970<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;A4&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">SET_PRINT_MODE<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;PRINT_PAGE_PERCENT&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;Full-Width&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>web-print-pdf npm\u5305\u9ad8\u7ea7\u529f\u80fd&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ PDF\u6c34\u5370<\/span><br \/>\n<span class=\"token keyword\">const<\/span> result <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span><span class=\"token function\">printHtml<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    htmlContent<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        watermark<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            text<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;\u673a\u5bc6\u6587\u4ef6&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            color<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;rgb(255,0,0)&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            opacity<span class=\"token operator\">:<\/span> <span class=\"token number\">0.3<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            fontSize<span class=\"token operator\">:<\/span> <span class=\"token number\">24<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u9875\u7801\u529f\u80fd<\/span><br \/>\n<span class=\"token keyword\">const<\/span> result <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span><span class=\"token function\">printHtml<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    htmlContent<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        margin<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> top<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> bottom<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> left<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> right<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u9875\u7801\u914d\u7f6e<\/span><br \/>\n        pageNumber<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            start<span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span>                    <span class=\"token comment\">\/\/ \u8d77\u59cb\u9875\u7801<\/span><br \/>\n            format<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;\u7b2c{{page}}\u9875\/\u5171{{totalPage}}\u9875&#039;<\/span><span class=\"token punctuation\">,<\/span>  <span class=\"token comment\">\/\/ \u9875\u7801\u683c\u5f0f<\/span><br \/>\n            x<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;alignCenter&#039;<\/span><span class=\"token punctuation\">,<\/span>            <span class=\"token comment\">\/\/ X\u8f74\u4f4d\u7f6e&#xff1a;alignCenter\u3001alignLeft\u3001alignRight \u6216\u5177\u4f53\u6570\u503c<\/span><br \/>\n            y<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;alignBottom&#039;<\/span><span class=\"token punctuation\">,<\/span>            <span class=\"token comment\">\/\/ Y\u8f74\u4f4d\u7f6e&#xff1a;alignCenter\u3001alignTop\u3001alignBottom \u6216\u5177\u4f53\u6570\u503c<\/span><br \/>\n            color<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;rgb(0,0,0)&#039;<\/span><span class=\"token punctuation\">,<\/span>        <span class=\"token comment\">\/\/ \u9875\u7801\u989c\u8272<\/span><br \/>\n            size<span class=\"token operator\">:<\/span> <span class=\"token number\">12<\/span><span class=\"token punctuation\">,<\/span>                    <span class=\"token comment\">\/\/ \u5b57\u4f53\u5927\u5c0f<\/span><br \/>\n            xSpace<span class=\"token operator\">:<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span>                   <span class=\"token comment\">\/\/ X\u8f74\u95f4\u8ddd<\/span><br \/>\n            ySpace<span class=\"token operator\">:<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span>                   <span class=\"token comment\">\/\/ Y\u8f74\u95f4\u8ddd<\/span><br \/>\n            opacity<span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span>                   <span class=\"token comment\">\/\/ \u900f\u660e\u5ea6<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u6279\u91cf\u6253\u5370<\/span><br \/>\n<span class=\"token keyword\">const<\/span> documents <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span> content<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;&lt;h1&gt;\u6587\u68631&lt;\/h1&gt;&#039;<\/span><span class=\"token punctuation\">,<\/span> pdfOptions<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span> <span class=\"token punctuation\">}<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span> content<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;&lt;h1&gt;\u6587\u68632&lt;\/h1&gt;&#039;<\/span><span class=\"token punctuation\">,<\/span> pdfOptions<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span> <span class=\"token punctuation\">}<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> result <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span><span class=\"token function\">batchPrint<\/span><span class=\"token punctuation\">(<\/span>documents<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u901a\u8fc7URL\u6253\u5370HTML\u9875\u9762<\/span><br \/>\n<span class=\"token keyword\">const<\/span> printHtmlByUrlResult <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span><span class=\"token function\">printHtmlByUrl<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    <span class=\"token string\">&#039;https:\/\/example.com\/print-page.html&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        margin<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> top<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> bottom<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> left<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> right<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        printBackground<span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        timeout<span class=\"token operator\">:<\/span> <span class=\"token number\">30000<\/span> <span class=\"token comment\">\/\/ 30\u79d2\u8d85\u65f6<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        silent<span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        printerName<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;default&#039;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u901a\u8fc7URL\u751f\u6210PDF<\/span><br \/>\n<span class=\"token keyword\">const<\/span> printPdfByUrlResult <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span><span class=\"token function\">printPdfByUrl<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    <span class=\"token string\">&#039;https:\/\/example.com\/report-page.pdf&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        margin<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> top<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> bottom<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> left<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> right<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        printBackground<span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        timeout<span class=\"token operator\">:<\/span> <span class=\"token number\">30000<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token comment\">\/\/ 30\u79d2\u8d85\u65f6<\/span><\/p>\n<p>    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h3>\u4f7f\u7528\u4f53\u9a8c\u5bf9\u6bd4<\/h3>\n<h4>1. \u5b89\u88c5\u90e8\u7f72\u5bf9\u6bd4<\/h4>\n<p>Lodop\u5b89\u88c5\u90e8\u7f72&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ \u9700\u8981\u7528\u6237\u624b\u52a8\u4e0b\u8f7d\u5b89\u88c5\u63d2\u4ef6<\/span><br \/>\n<span class=\"token keyword\">function<\/span> <span class=\"token function\">checkLodopInstallation<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span><span class=\"token function\">getCLodop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u5f15\u5bfc\u7528\u6237\u4e0b\u8f7d\u5b89\u88c5<\/span><br \/>\n        window<span class=\"token punctuation\">.<\/span><span class=\"token function\">open<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;http:\/\/www.lodop.net\/download.html&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;_blank&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u68c0\u67e5\u63d2\u4ef6\u7248\u672c<\/span><br \/>\n<span class=\"token keyword\">function<\/span> <span class=\"token function\">checkLodopVersion<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> <span class=\"token constant\">LODOP<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getCLodop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> version <span class=\"token operator\">&#061;<\/span> <span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">VERSION<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    console<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;Lodop\u7248\u672c:&#039;<\/span><span class=\"token punctuation\">,<\/span> version<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u53ef\u80fd\u9700\u8981\u5347\u7ea7<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>version <span class=\"token operator\">&lt;<\/span> <span class=\"token string\">&#034;6.0&#034;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">alert<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u8bf7\u5347\u7ea7Lodop\u5230\u6700\u65b0\u7248\u672c&#xff01;&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>web-print-pdf npm\u5305\u5b89\u88c5\u90e8\u7f72&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ \u901a\u8fc7npm\u5b89\u88c5&#xff0c;\u65e0\u9700\u7528\u6237\u64cd\u4f5c<\/span><br \/>\n<span class=\"token comment\">\/\/ npm install web-print-pdf<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u76f4\u63a5\u5bfc\u5165\u4f7f\u7528<\/span><br \/>\n<span class=\"token keyword\">import<\/span> webPrintPdf <span class=\"token keyword\">from<\/span> <span class=\"token string\">&#039;web-print-pdf&#039;<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u81ea\u52a8\u68c0\u67e5\u8fde\u63a5\u72b6\u6001<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token function-variable function\">checkConnection<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">async<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&gt;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">const<\/span> status <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span>utils<span class=\"token punctuation\">.<\/span><span class=\"token function\">getConnectStatus<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>status<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            console<span class=\"token punctuation\">.<\/span><span class=\"token function\">warn<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u8bf7\u542f\u52a8\u6253\u5370\u4e13\u5bb6\u5ba2\u6237\u7aef&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span>error<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        console<span class=\"token punctuation\">.<\/span><span class=\"token function\">error<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u8fde\u63a5\u68c0\u67e5\u5931\u8d25:&#039;<\/span><span class=\"token punctuation\">,<\/span> error<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h3>\u6027\u80fd\u5bf9\u6bd4<\/h3>\n<h4>1. \u6253\u5370\u901f\u5ea6\u5bf9\u6bd4<\/h4>\n<p>Lodop\u6027\u80fd\u7279\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u76f4\u63a5\u8c03\u7528\u672c\u5730\u6253\u5370\u673a\u9a71\u52a8<\/li>\n<li>\u65e0\u9700\u7f51\u7edc\u4f20\u8f93<\/li>\n<li>\u6253\u5370\u901f\u5ea6\u5feb<\/li>\n<li>\u8d44\u6e90\u5360\u7528\u4f4e<\/li>\n<\/ul>\n<p>web-print-pdf npm\u5305\u6027\u80fd\u7279\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u57fa\u4e8e\u73b0\u4ee3Web\u6280\u672f\u6808&#xff0c;\u6027\u80fd\u4f18\u5316\u826f\u597d<\/li>\n<li>\u652f\u6301\u5f02\u6b65\u5e76\u53d1\u5904\u7406&#xff0c;\u53ef\u540c\u65f6\u5904\u7406\u591a\u4e2a\u6253\u5370\u4efb\u52a1<\/li>\n<li>\u667a\u80fd\u7f13\u5b58\u673a\u5236&#xff0c;\u91cd\u590d\u5185\u5bb9\u6253\u5370\u901f\u5ea6\u66f4\u5feb<\/li>\n<li>\u652f\u6301\u5927\u6587\u6863\u5206\u9875\u5904\u7406&#xff0c;\u5185\u5b58\u5360\u7528\u53ef\u63a7<\/li>\n<li>\u7f51\u7edc\u4f20\u8f93\u4f18\u5316&#xff0c;\u652f\u6301\u538b\u7f29\u548c\u65ad\u70b9\u7eed\u4f20<\/li>\n<li>\u5ba2\u6237\u7aef\u8d44\u6e90\u5229\u7528\u5145\u5206&#xff0c;CPU\u548c\u5185\u5b58\u4f7f\u7528\u9ad8\u6548<\/li>\n<\/ul>\n<h4>2. \u5185\u5b58\u5360\u7528\u5bf9\u6bd4<\/h4>\n<p>Lodop\u5185\u5b58\u5360\u7528&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ Lodop\u5185\u5b58\u7ba1\u7406<\/span><br \/>\n<span class=\"token keyword\">function<\/span> <span class=\"token function\">lodopMemoryManagement<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">var<\/span> <span class=\"token constant\">LODOP<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getCLodop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u6253\u5370\u5b8c\u6210\u540e\u6e05\u7406\u8d44\u6e90<\/span><br \/>\n    <span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">PRINT<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u624b\u52a8\u6e05\u7406<\/span><br \/>\n    <span class=\"token constant\">LODOP<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u6216\u8005\u4f7f\u7528\u5185\u7f6e\u6e05\u7406<\/span><br \/>\n    <span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">CLEAR_PRINT_STYLE<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>web-print-pdf npm\u5305\u5185\u5b58\u5360\u7528&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ web-print-pdf npm\u5305\u5185\u5b58\u7ba1\u7406 &#8211; \u5185\u90e8\u5df2\u5b9e\u73b0\u961f\u5217\u63a7\u5236&#xff0c;\u65e0\u9700\u5f00\u53d1\u8005\u624b\u52a8\u7ba1\u7406<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token function-variable function\">webPrintPdfMemoryManagement<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">async<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&gt;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ web-print-pdf npm\u5305\u5185\u90e8\u5df2\u5b9e\u73b0\u667a\u80fd\u961f\u5217\u63a7\u5236&#xff0c;\u65e0\u9700\u5f00\u53d1\u8005\u624b\u52a8\u63a7\u5236<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u5f00\u53d1\u8005\u53ea\u9700\u8981\u5173\u6ce8\u4e1a\u52a1\u903b\u8f91&#xff0c;\u5185\u5b58\u7ba1\u7406\u5b8c\u5168\u81ea\u52a8\u5316<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u5927\u6587\u6863\u76f4\u63a5\u4f20\u5165&#xff0c;\u5185\u90e8\u81ea\u52a8\u5206\u9875\u5904\u7406<\/span><br \/>\n        <span class=\"token keyword\">const<\/span> largeContent <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">generateLargeContent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ \u5185\u90e8\u961f\u5217\u63a7\u5236\u673a\u5236&#xff1a;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 1. \u81ea\u52a8\u4efb\u52a1\u6392\u961f&#xff1a;\u6309\u63d0\u4ea4\u987a\u5e8f\u81ea\u52a8\u6392\u961f<\/span><br \/>\n        <span class=\"token comment\">\/\/ 2. \u5185\u5b58\u76d1\u63a7&#xff1a;\u5b9e\u65f6\u76d1\u63a7\u7cfb\u7edf\u5185\u5b58\u4f7f\u7528\u60c5\u51b5<\/span><br \/>\n        <span class=\"token comment\">\/\/ 3. \u5e76\u53d1\u63a7\u5236&#xff1a;\u6839\u636e\u7cfb\u7edf\u8d44\u6e90\u81ea\u52a8\u8c03\u6574\u5e76\u53d1\u6570\u91cf<\/span><br \/>\n        <span class=\"token comment\">\/\/ 4. \u81ea\u52a8\u6e05\u7406&#xff1a;\u4efb\u52a1\u5b8c\u6210\u540e\u81ea\u52a8\u91ca\u653e\u5185\u5b58<\/span><br \/>\n        <span class=\"token comment\">\/\/ 5. \u9519\u8bef\u6062\u590d&#xff1a;\u5185\u5b58\u4e0d\u8db3\u65f6\u81ea\u52a8\u6682\u505c\u5e76\u7b49\u5f85\u8d44\u6e90\u91ca\u653e<\/span><\/p>\n<p>        <span class=\"token keyword\">const<\/span> result <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span><span class=\"token function\">printHtml<\/span><span class=\"token punctuation\">(<\/span><br \/>\n            largeContent<span class=\"token punctuation\">,<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span> paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span> silent<span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        console<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6253\u5370\u5b8c\u6210&#xff0c;\u5185\u5b58\u5df2\u81ea\u52a8\u6e05\u7406&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> result<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span>error<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        console<span class=\"token punctuation\">.<\/span><span class=\"token function\">error<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6253\u5370\u5931\u8d25:&#039;<\/span><span class=\"token punctuation\">,<\/span> error<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h3>\u6210\u672c\u5bf9\u6bd4<\/h3>\n<h4>1. \u5f00\u53d1\u6210\u672c<\/h4>\n<p>Lodop\u5f00\u53d1\u6210\u672c&#xff1a;<\/p>\n<ul>\n<li>\u63d2\u4ef6\u5b89\u88c5\u5f15\u5bfc\u5f00\u53d1<\/li>\n<li>\u517c\u5bb9\u6027\u5904\u7406\u5f00\u53d1<\/li>\n<li>\u9519\u8bef\u5904\u7406\u5f00\u53d1<\/li>\n<li>\u7528\u6237\u57f9\u8bad\u6210\u672c<\/li>\n<\/ul>\n<p>web-print-pdf npm\u5305\u5f00\u53d1\u6210\u672c&#xff1a;<\/p>\n<ul>\n<li>\u5ba2\u6237\u7aef\u90e8\u7f72\u5f00\u53d1<\/li>\n<li>WebSocket\u901a\u4fe1\u5f00\u53d1<\/li>\n<li>\u9519\u8bef\u5904\u7406\u5f00\u53d1<\/li>\n<li>\u81ea\u52a8\u5316\u90e8\u7f72\u5f00\u53d1<\/li>\n<\/ul>\n<h4>2. \u7ef4\u62a4\u6210\u672c<\/h4>\n<p>Lodop\u7ef4\u62a4\u6210\u672c&#xff1a;<\/p>\n<ul>\n<li>\u63d2\u4ef6\u7248\u672c\u5347\u7ea7<\/li>\n<li>\u6d4f\u89c8\u5668\u517c\u5bb9\u6027\u7ef4\u62a4<\/li>\n<li>\u7528\u6237\u6280\u672f\u652f\u6301<\/li>\n<li>\u63d2\u4ef6\u5206\u53d1\u7ba1\u7406<\/li>\n<\/ul>\n<p>web-print-pdf npm\u5305\u7ef4\u62a4\u6210\u672c&#xff1a;<\/p>\n<ul>\n<li>\u5ba2\u6237\u7aef\u7248\u672c\u5347\u7ea7<\/li>\n<li>\u670d\u52a1\u7aef\u63a5\u53e3\u7ef4\u62a4<\/li>\n<li>\u81ea\u52a8\u5316\u90e8\u7f72\u7ef4\u62a4<\/li>\n<li>\u76d1\u63a7\u544a\u8b66\u7ef4\u62a4<\/li>\n<\/ul>\n<h3>\u8fc1\u79fb\u65b9\u6848<\/h3>\n<h4>1. \u4eceLodop\u8fc1\u79fb\u5230web-print-pdf npm\u5305<\/h4>\n<p><span class=\"token comment\">\/\/ \u8fc1\u79fb\u7b56\u7565\u793a\u4f8b<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">LodopToWebPrintPdfMigration<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token function\">constructor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>useWebPrintPdf <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">checkWebPrintPdfAvailable<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">async<\/span> <span class=\"token function\">checkWebPrintPdfAvailable<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">const<\/span> status <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span>utils<span class=\"token punctuation\">.<\/span><span class=\"token function\">getConnectStatus<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">return<\/span> status<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span>error<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">async<\/span> <span class=\"token function\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">content<span class=\"token punctuation\">,<\/span> options <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>useWebPrintPdf<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">return<\/span> <span class=\"token keyword\">await<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">printWithWebPrintPdf<\/span><span class=\"token punctuation\">(<\/span>content<span class=\"token punctuation\">,<\/span> options<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">return<\/span> <span class=\"token keyword\">await<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">printWithLodop<\/span><span class=\"token punctuation\">(<\/span>content<span class=\"token punctuation\">,<\/span> options<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">async<\/span> <span class=\"token function\">printWithWebPrintPdf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">content<span class=\"token punctuation\">,<\/span> options<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span><span class=\"token function\">printHtml<\/span><span class=\"token punctuation\">(<\/span><br \/>\n            content<span class=\"token punctuation\">,<\/span><br \/>\n            options<span class=\"token punctuation\">.<\/span>pdfOptions <span class=\"token operator\">||<\/span> <span class=\"token punctuation\">{<\/span> paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            options<span class=\"token punctuation\">.<\/span>printOptions <span class=\"token operator\">||<\/span> <span class=\"token punctuation\">{<\/span> silent<span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">async<\/span> <span class=\"token function\">printWithLodop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">content<span class=\"token punctuation\">,<\/span> options<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u539f\u6709\u7684Lodop\u6253\u5370\u903b\u8f91<\/span><br \/>\n        <span class=\"token keyword\">var<\/span> <span class=\"token constant\">LODOP<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">getCLodop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token constant\">LODOP<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">PRINT_INIT<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u6253\u5370\u4efb\u52a1&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ &#8230; \u5176\u4ed6Lodop\u4ee3\u7801<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u4f7f\u7528\u793a\u4f8b<\/span><br \/>\n<span class=\"token keyword\">const<\/span> migration <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">LodopToWebPrintPdfMigration<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nmigration<span class=\"token punctuation\">.<\/span><span class=\"token function\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;&lt;h1&gt;\u6d4b\u8bd5\u6587\u6863&lt;\/h1&gt;&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h4>2. \u6e10\u8fdb\u5f0f\u8fc1\u79fb\u7b56\u7565<\/h4>\n<p><span class=\"token comment\">\/\/ \u6e10\u8fdb\u5f0f\u8fc1\u79fb\u914d\u7f6e<\/span><br \/>\n<span class=\"token keyword\">const<\/span> migrationConfig <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u7b2c\u4e00\u9636\u6bb5&#xff1a;\u53cc\u65b9\u6848\u5e76\u5b58<\/span><br \/>\n    phase1<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        primary<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;lodop&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        fallback<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;web-print-pdf npm\u5305&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        percentage<span class=\"token operator\">:<\/span> <span class=\"token number\">20<\/span> <span class=\"token comment\">\/\/ 20%\u7528\u6237\u4f7f\u7528\u65b0\u65b9\u6848<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u7b2c\u4e8c\u9636\u6bb5&#xff1a;\u65b0\u65b9\u6848\u4e3a\u4e3b<\/span><br \/>\n    phase2<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        primary<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;web-print-pdf npm\u5305&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        fallback<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;lodop&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        percentage<span class=\"token operator\">:<\/span> <span class=\"token number\">80<\/span> <span class=\"token comment\">\/\/ 80%\u7528\u6237\u4f7f\u7528\u65b0\u65b9\u6848<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u7b2c\u4e09\u9636\u6bb5&#xff1a;\u5b8c\u5168\u8fc1\u79fb<\/span><br \/>\n    phase3<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        primary<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;web-print-pdf npm\u5305&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        fallback<span class=\"token operator\">:<\/span> <span class=\"token keyword\">null<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        percentage<span class=\"token operator\">:<\/span> <span class=\"token number\">100<\/span> <span class=\"token comment\">\/\/ 100%\u7528\u6237\u4f7f\u7528\u65b0\u65b9\u6848<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h3>\u603b\u7ed3\u4e0e\u5efa\u8bae<\/h3>\n<h4>1. \u6280\u672f\u9009\u62e9\u5efa\u8bae<\/h4>\n<p>\u9009\u62e9Lodop\u7684\u573a\u666f&#xff1a;<\/p>\n<ul>\n<li>\u4f01\u4e1a\u5185\u7f51\u73af\u5883&#xff0c;\u7528\u6237\u7fa4\u4f53\u56fa\u5b9a<\/li>\n<li>\u5bf9\u6253\u5370\u901f\u5ea6\u8981\u6c42\u6781\u9ad8<\/li>\n<li>\u9700\u8981\u6761\u7801\u3001\u56fe\u7247\u7b49\u7279\u6b8a\u6253\u5370\u529f\u80fd<\/li>\n<li>\u53ef\u4ee5\u63a5\u53d7\u63d2\u4ef6\u5b89\u88c5\u7684\u590d\u6742\u6027<\/li>\n<\/ul>\n<p>\u9009\u62e9web-print-pdf npm\u5305\u7684\u573a\u666f&#xff1a;<\/p>\n<ul>\n<li>\u524d\u7aef\u5f00\u53d1\u53cb\u597d\u6027\u6781\u9ad8&#xff1a;\u5b8c\u5168\u7b26\u5408\u73b0\u4ee3\u524d\u7aef\u5f00\u53d1\u4e60\u60ef<\/li>\n<li>CSS\u6837\u5f0f\u5b8c\u5168\u63a7\u5236&#xff1a;\u6253\u5370\u6837\u5f0f\u5b8c\u5168\u7531CSS\u63a7\u5236&#xff0c;\u65e0\u9700\u5b66\u4e60\u989d\u5916\u7684API<\/li>\n<li>\u539f\u751f\u5f02\u6b65\u8bed\u6cd5\u652f\u6301&#xff1a;\u652f\u6301async\/await&#xff0c;\u4e0e\u524d\u7aef\u5f00\u53d1\u6a21\u5f0f\u5b8c\u7f8e\u5951\u5408<\/li>\n<li>\u4f01\u4e1a\u5185\u7f51\u73af\u5883\u5b8c\u7f8e\u652f\u6301&#xff1a;\u540c\u6837\u9002\u7528\u4e8e\u56fa\u5b9a\u7528\u6237\u7fa4\u4f53<\/li>\n<li>\u6253\u5370\u901f\u5ea6\u540c\u6837\u4f18\u79c0&#xff1a;\u57fa\u4e8e\u73b0\u4ee3\u6280\u672f\u6808&#xff0c;\u6027\u80fd\u8868\u73b0\u4f18\u5f02<\/li>\n<li>\u7279\u6b8a\u529f\u80fd\u5168\u9762\u652f\u6301&#xff1a;\u6761\u7801\u3001\u56fe\u7247\u3001\u8868\u683c\u7b49\u6240\u6709\u529f\u80fd\u90fd\u652f\u6301<\/li>\n<li>\u65e0\u9700\u63d2\u4ef6\u5b89\u88c5&#xff1a;\u96f6\u90e8\u7f72\u590d\u6742\u5ea6&#xff0c;\u7528\u6237\u4f53\u9a8c\u66f4\u4f73<\/li>\n<li>\u9762\u5411\u516c\u4f17\u7528\u6237\u7684Web\u5e94\u7528<\/li>\n<li>\u9700\u8981\u8de8\u5e73\u53f0\u3001\u8de8\u6d4f\u89c8\u5668\u652f\u6301<\/li>\n<li>\u5bf9\u7528\u6237\u4f53\u9a8c\u8981\u6c42\u9ad8<\/li>\n<li>\u9700\u8981PDF\u751f\u6210\u529f\u80fd<\/li>\n<\/ul>\n<h5>web-print-pdf npm\u5305\u524d\u7aef\u5f00\u53d1\u53cb\u597d\u6027\u8be6\u89e3<\/h5>\n<p>1. CSS\u6837\u5f0f\u5b8c\u5168\u63a7\u5236<\/p>\n<p><span class=\"token comment\">\/\/ web-print-pdf npm\u5305&#xff1a;\u6837\u5f0f\u5b8c\u5168\u7531CSS\u63a7\u5236&#xff0c;\u524d\u7aef\u5f00\u53d1\u8005\u719f\u6089\u7684\u5f00\u53d1\u65b9\u5f0f<\/span><br \/>\n<span class=\"token keyword\">const<\/span> printContent <span class=\"token operator\">&#061;<\/span> <span class=\"token template-string\"><span class=\"token template-punctuation string\">&#096;<\/span><span class=\"token string\"><br \/>\n    &lt;div class&#061;&#034;print-document&#034;&gt;<br \/>\n        &lt;style&gt;<br \/>\n            .print-document {<br \/>\n                font-family: &#039;Microsoft YaHei&#039;, Arial, sans-serif;<br \/>\n                line-height: 1.6;<br \/>\n                color: #333;<br \/>\n            }<br \/>\n            .print-header {<br \/>\n                text-align: center;<br \/>\n                border-bottom: 2px solid #3498db;<br \/>\n                padding: 20px 0;<br \/>\n                margin-bottom: 30px;<br \/>\n            }<br \/>\n            .print-content {<br \/>\n                text-indent: 2em;<br \/>\n                margin-bottom: 15px;<br \/>\n            }<br \/>\n            .print-table {<br \/>\n                width: 100%;<br \/>\n                border-collapse: collapse;<br \/>\n                margin: 20px 0;<br \/>\n            }<br \/>\n            .print-table th,<br \/>\n            .print-table td {<br \/>\n                border: 1px solid #ddd;<br \/>\n                padding: 8px;<br \/>\n                text-align: left;<br \/>\n            }<br \/>\n            .print-table th {<br \/>\n                background-color: #f8f9fa;<br \/>\n                font-weight: bold;<br \/>\n            }<br \/>\n            &#064;media print {<br \/>\n                .no-print { display: none; }<br \/>\n                .page-break { page-break-before: always; }<br \/>\n            }<br \/>\n        &lt;\/style&gt;<br \/>\n        &lt;div class&#061;&#034;print-header&#034;&gt;<br \/>\n            &lt;h1&gt;\u4f01\u4e1a\u5e74\u5ea6\u62a5\u544a&lt;\/h1&gt;<br \/>\n            &lt;p&gt;2024\u5e74\u5ea6\u8d22\u52a1\u5206\u6790&lt;\/p&gt;<br \/>\n        &lt;\/div&gt;<br \/>\n        &lt;div class&#061;&#034;print-content&#034;&gt;<br \/>\n            &lt;p&gt;\u8fd9\u91cc\u662f\u8be6\u7ec6\u7684\u62a5\u544a\u5185\u5bb9&#8230;&lt;\/p&gt;<br \/>\n        &lt;\/div&gt;<br \/>\n        &lt;table class&#061;&#034;print-table&#034;&gt;<br \/>\n            &lt;thead&gt;<br \/>\n                &lt;tr&gt;&lt;th&gt;\u9879\u76ee&lt;\/th&gt;&lt;th&gt;\u91d1\u989d&lt;\/th&gt;&lt;th&gt;\u5360\u6bd4&lt;\/th&gt;&lt;\/tr&gt;<br \/>\n            &lt;\/thead&gt;<br \/>\n            &lt;tbody&gt;<br \/>\n                &lt;tr&gt;&lt;td&gt;\u8425\u4e1a\u6536\u5165&lt;\/td&gt;&lt;td&gt;\u00a51,000\u4e07&lt;\/td&gt;&lt;td&gt;100%&lt;\/td&gt;&lt;\/tr&gt;<br \/>\n                &lt;tr&gt;&lt;td&gt;\u8425\u4e1a\u6210\u672c&lt;\/td&gt;&lt;td&gt;\u00a5600\u4e07&lt;\/td&gt;&lt;td&gt;60%&lt;\/td&gt;&lt;\/tr&gt;<br \/>\n            &lt;\/tbody&gt;<br \/>\n        &lt;\/table&gt;<br \/>\n    &lt;\/div&gt;<br \/>\n<\/span><span class=\"token template-punctuation string\">&#096;<\/span><\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u76f4\u63a5\u4f7f\u7528&#xff0c;\u6837\u5f0f\u5b8c\u5168\u7531CSS\u63a7\u5236<\/span><br \/>\n<span class=\"token keyword\">const<\/span> result <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span><span class=\"token function\">printHtml<\/span><span class=\"token punctuation\">(<\/span>printContent<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    margin<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> top<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> bottom<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> left<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span><span class=\"token punctuation\">,<\/span> right<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;20px&#039;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>2. \u539f\u751f\u5f02\u6b65\u8bed\u6cd5\u652f\u6301<\/p>\n<p><span class=\"token comment\">\/\/ web-print-pdf npm\u5305&#xff1a;\u5b8c\u5168\u652f\u6301\u73b0\u4ee3JavaScript\u5f02\u6b65\u8bed\u6cd5<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">PrintService<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token function\">constructor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>printQueue <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>isProcessing <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u5f02\u6b65\u6dfb\u52a0\u6253\u5370\u4efb\u52a1<\/span><br \/>\n    <span class=\"token keyword\">async<\/span> <span class=\"token function\">addPrintTask<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">content<span class=\"token punctuation\">,<\/span> options<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">const<\/span> task <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            id<span class=\"token operator\">:<\/span> Date<span class=\"token punctuation\">.<\/span><span class=\"token function\">now<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            content<span class=\"token punctuation\">,<\/span><br \/>\n            options<span class=\"token punctuation\">,<\/span><br \/>\n            status<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;pending&#039;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>printQueue<span class=\"token punctuation\">.<\/span><span class=\"token function\">push<\/span><span class=\"token punctuation\">(<\/span>task<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">await<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">processQueue<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> task<span class=\"token punctuation\">.<\/span>id<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u5f02\u6b65\u5904\u7406\u6253\u5370\u961f\u5217<\/span><br \/>\n    <span class=\"token keyword\">async<\/span> <span class=\"token function\">processQueue<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>isProcessing <span class=\"token operator\">||<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>printQueue<span class=\"token punctuation\">.<\/span>length <span class=\"token operator\">&#061;&#061;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>isProcessing <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>printQueue<span class=\"token punctuation\">.<\/span>length <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token keyword\">const<\/span> task <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>printQueue<span class=\"token punctuation\">.<\/span><span class=\"token function\">shift<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                task<span class=\"token punctuation\">.<\/span>status <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;processing&#039;<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>                <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                    <span class=\"token comment\">\/\/ \u5f02\u6b65\u6267\u884c\u6253\u5370<\/span><br \/>\n                    <span class=\"token keyword\">const<\/span> result <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span><span class=\"token function\">printHtml<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                        task<span class=\"token punctuation\">.<\/span>content<span class=\"token punctuation\">,<\/span><br \/>\n                        task<span class=\"token punctuation\">.<\/span>options<span class=\"token punctuation\">.<\/span>pdfOptions <span class=\"token operator\">||<\/span> <span class=\"token punctuation\">{<\/span> paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                        task<span class=\"token punctuation\">.<\/span>options<span class=\"token punctuation\">.<\/span>printOptions <span class=\"token operator\">||<\/span> <span class=\"token punctuation\">{<\/span> silent<span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n                    <span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>                    task<span class=\"token punctuation\">.<\/span>status <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;completed&#039;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                    task<span class=\"token punctuation\">.<\/span>result <span class=\"token operator\">&#061;<\/span> result<span class=\"token punctuation\">;<\/span><\/p>\n<p>                    <span class=\"token comment\">\/\/ \u6253\u5370\u6210\u529f\u56de\u8c03<\/span><br \/>\n                    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>task<span class=\"token punctuation\">.<\/span>options<span class=\"token punctuation\">.<\/span>onSuccess<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                        <span class=\"token keyword\">await<\/span> task<span class=\"token punctuation\">.<\/span>options<span class=\"token punctuation\">.<\/span><span class=\"token function\">onSuccess<\/span><span class=\"token punctuation\">(<\/span>result<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                    <span class=\"token punctuation\">}<\/span><\/p>\n<p>                <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span>error<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                    task<span class=\"token punctuation\">.<\/span>status <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;failed&#039;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                    task<span class=\"token punctuation\">.<\/span>error <span class=\"token operator\">&#061;<\/span> error<span class=\"token punctuation\">;<\/span><\/p>\n<p>                    <span class=\"token comment\">\/\/ \u6253\u5370\u5931\u8d25\u56de\u8c03<\/span><br \/>\n                    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>task<span class=\"token punctuation\">.<\/span>options<span class=\"token punctuation\">.<\/span>onError<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                        <span class=\"token keyword\">await<\/span> task<span class=\"token punctuation\">.<\/span>options<span class=\"token punctuation\">.<\/span><span class=\"token function\">onError<\/span><span class=\"token punctuation\">(<\/span>error<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                    <span class=\"token punctuation\">}<\/span><br \/>\n                <span class=\"token punctuation\">}<\/span><\/p>\n<p>                <span class=\"token comment\">\/\/ \u6dfb\u52a0\u5ef6\u8fdf\u907f\u514d\u8fc7\u5feb\u6253\u5370<\/span><br \/>\n                <span class=\"token keyword\">await<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">Promise<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">resolve<\/span> <span class=\"token operator\">&#061;&gt;<\/span> <span class=\"token function\">setTimeout<\/span><span class=\"token punctuation\">(<\/span>resolve<span class=\"token punctuation\">,<\/span> <span class=\"token number\">500<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">finally<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>isProcessing <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u5f02\u6b65\u83b7\u53d6\u6253\u5370\u72b6\u6001<\/span><br \/>\n    <span class=\"token keyword\">async<\/span> <span class=\"token function\">getPrintStatus<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">taskId<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">const<\/span> task <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>printQueue<span class=\"token punctuation\">.<\/span><span class=\"token function\">find<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">t<\/span> <span class=\"token operator\">&#061;&gt;<\/span> t<span class=\"token punctuation\">.<\/span>id <span class=\"token operator\">&#061;&#061;&#061;<\/span> taskId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> task <span class=\"token operator\">?<\/span> task<span class=\"token punctuation\">.<\/span>status <span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;not_found&#039;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u5f02\u6b65\u6279\u91cf\u6253\u5370<\/span><br \/>\n    <span class=\"token keyword\">async<\/span> <span class=\"token function\">batchPrint<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">documents<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">const<\/span> results <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> doc <span class=\"token keyword\">of<\/span> documents<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token keyword\">const<\/span> result <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span><span class=\"token function\">printHtml<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                    doc<span class=\"token punctuation\">.<\/span>content<span class=\"token punctuation\">,<\/span><br \/>\n                    doc<span class=\"token punctuation\">.<\/span>pdfOptions <span class=\"token operator\">||<\/span> <span class=\"token punctuation\">{<\/span> paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                    doc<span class=\"token punctuation\">.<\/span>printOptions <span class=\"token operator\">||<\/span> <span class=\"token punctuation\">{<\/span> silent<span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n                <span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                results<span class=\"token punctuation\">.<\/span><span class=\"token function\">push<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span> success<span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span> result <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span>error<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                results<span class=\"token punctuation\">.<\/span><span class=\"token function\">push<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span> success<span class=\"token operator\">:<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">,<\/span> error<span class=\"token operator\">:<\/span> error<span class=\"token punctuation\">.<\/span>message <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        <span class=\"token keyword\">return<\/span> results<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u4f7f\u7528\u793a\u4f8b&#xff1a;\u5b8c\u5168\u5f02\u6b65\u7684\u6253\u5370\u670d\u52a1<\/span><br \/>\n<span class=\"token keyword\">const<\/span> printService <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">PrintService<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u5f02\u6b65\u6dfb\u52a0\u6253\u5370\u4efb\u52a1<\/span><br \/>\n<span class=\"token keyword\">const<\/span> taskId <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> printService<span class=\"token punctuation\">.<\/span><span class=\"token function\">addPrintTask<\/span><span class=\"token punctuation\">(<\/span>printContent<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    pdfOptions<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    printOptions<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> silent<span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token function-variable function\">onSuccess<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">result<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&gt;<\/span> console<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6253\u5370\u6210\u529f:&#039;<\/span><span class=\"token punctuation\">,<\/span> result<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token function-variable function\">onError<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">error<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&gt;<\/span> console<span class=\"token punctuation\">.<\/span><span class=\"token function\">error<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6253\u5370\u5931\u8d25:&#039;<\/span><span class=\"token punctuation\">,<\/span> error<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u5f02\u6b65\u68c0\u67e5\u72b6\u6001<\/span><br \/>\n<span class=\"token keyword\">const<\/span> status <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> printService<span class=\"token punctuation\">.<\/span><span class=\"token function\">getPrintStatus<\/span><span class=\"token punctuation\">(<\/span>taskId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nconsole<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6253\u5370\u72b6\u6001:&#039;<\/span><span class=\"token punctuation\">,<\/span> status<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u5f02\u6b65\u6279\u91cf\u6253\u5370<\/span><br \/>\n<span class=\"token keyword\">const<\/span> documents <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span> content<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;&lt;h1&gt;\u6587\u68631&lt;\/h1&gt;&#039;<\/span><span class=\"token punctuation\">,<\/span> pdfOptions<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span> <span class=\"token punctuation\">}<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span> content<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;&lt;h1&gt;\u6587\u68632&lt;\/h1&gt;&#039;<\/span><span class=\"token punctuation\">,<\/span> pdfOptions<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span> <span class=\"token punctuation\">}<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span> content<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;&lt;h1&gt;\u6587\u68633&lt;\/h1&gt;&#039;<\/span><span class=\"token punctuation\">,<\/span> pdfOptions<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span> <span class=\"token punctuation\">}<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">const<\/span> batchResults <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> printService<span class=\"token punctuation\">.<\/span><span class=\"token function\">batchPrint<\/span><span class=\"token punctuation\">(<\/span>documents<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nconsole<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6279\u91cf\u6253\u5370\u7ed3\u679c:&#039;<\/span><span class=\"token punctuation\">,<\/span> batchResults<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>3. \u4e0e\u524d\u7aef\u6846\u67b6\u5b8c\u7f8e\u96c6\u6210<\/p>\n<p><span class=\"token comment\">\/\/ React\u7ec4\u4ef6\u4e2d\u7684\u4f7f\u7528\u793a\u4f8b<\/span><br \/>\n<span class=\"token keyword\">import<\/span> React<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span> useState<span class=\"token punctuation\">,<\/span> useCallback <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">from<\/span> <span class=\"token string\">&#039;react&#039;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> webPrintPdf <span class=\"token keyword\">from<\/span> <span class=\"token string\">&#039;web-print-pdf&#039;<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u5bfc\u5165web-print-pdf npm\u5305<\/span><\/p>\n<p><span class=\"token keyword\">const<\/span> <span class=\"token function-variable function\">PrintComponent<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&gt;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">[<\/span>isPrinting<span class=\"token punctuation\">,<\/span> setIsPrinting<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">useState<\/span><span class=\"token punctuation\">(<\/span><span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">[<\/span>printStatus<span class=\"token punctuation\">,<\/span> setPrintStatus<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">useState<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">const<\/span> handlePrint <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">useCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">async<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&gt;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">setIsPrinting<\/span><span class=\"token punctuation\">(<\/span><span class=\"token boolean\">true<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">setPrintStatus<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u51c6\u5907\u6253\u5370&#8230;&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">setPrintStatus<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6b63\u5728\u751f\u6210PDF&#8230;&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">const<\/span> result <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span><span class=\"token function\">printHtml<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                document<span class=\"token punctuation\">.<\/span><span class=\"token function\">getElementById<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;printArea&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>innerHTML<span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token punctuation\">{<\/span> paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token punctuation\">{<\/span> silent<span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n            <span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>            <span class=\"token function\">setPrintStatus<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6253\u5370\u5b8c\u6210&#xff01;&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            console<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6253\u5370\u6210\u529f:&#039;<\/span><span class=\"token punctuation\">,<\/span> result<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span>error<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">setPrintStatus<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6253\u5370\u5931\u8d25: &#039;<\/span> <span class=\"token operator\">&#043;<\/span> error<span class=\"token punctuation\">.<\/span>message<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            console<span class=\"token punctuation\">.<\/span><span class=\"token function\">error<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6253\u5370\u5931\u8d25:&#039;<\/span><span class=\"token punctuation\">,<\/span> error<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">finally<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">setIsPrinting<\/span><span class=\"token punctuation\">(<\/span><span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">return<\/span> <span class=\"token punctuation\">(<\/span><br \/>\n        <span class=\"token operator\">&lt;<\/span>div<span class=\"token operator\">&gt;<\/span><br \/>\n            <span class=\"token operator\">&lt;<\/span>button<br \/>\n                onClick<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">{<\/span>handlePrint<span class=\"token punctuation\">}<\/span><br \/>\n                disabled<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">{<\/span>isPrinting<span class=\"token punctuation\">}<\/span><br \/>\n                className<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;print-button&#034;<\/span><br \/>\n            <span class=\"token operator\">&gt;<\/span><br \/>\n                <span class=\"token punctuation\">{<\/span>isPrinting <span class=\"token operator\">?<\/span> <span class=\"token string\">&#039;\u6253\u5370\u4e2d&#8230;&#039;<\/span> <span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;\u5f00\u59cb\u6253\u5370&#039;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n            <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>button<span class=\"token operator\">&gt;<\/span><br \/>\n            <span class=\"token operator\">&lt;<\/span>div className<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;print-status&#034;<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">{<\/span>printStatus<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>div<span class=\"token operator\">&gt;<\/span><br \/>\n        <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>div<span class=\"token operator\">&gt;<\/span><br \/>\n    <span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ Vue\u7ec4\u4ef6\u4e2d\u7684\u4f7f\u7528\u793a\u4f8b<\/span><br \/>\n<span class=\"token keyword\">export<\/span> <span class=\"token keyword\">default<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token function\">data<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            isPrinting<span class=\"token operator\">:<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            printStatus<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;&#039;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    methods<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">async<\/span> <span class=\"token function\">handlePrint<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>isPrinting <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>printStatus <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;\u51c6\u5907\u6253\u5370&#8230;&#039;<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>            <span class=\"token keyword\">try<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>printStatus <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;\u6b63\u5728\u751f\u6210PDF&#8230;&#039;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                <span class=\"token keyword\">const<\/span> result <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> webPrintPdf<span class=\"token punctuation\">.<\/span><span class=\"token function\">printHtml<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                    <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>$refs<span class=\"token punctuation\">.<\/span>printArea<span class=\"token punctuation\">.<\/span>innerHTML<span class=\"token punctuation\">,<\/span><br \/>\n                    <span class=\"token punctuation\">{<\/span> paperFormat<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;A4&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                    <span class=\"token punctuation\">{<\/span> silent<span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n                <span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>                <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>printStatus <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;\u6253\u5370\u5b8c\u6210&#xff01;&#039;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                console<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6253\u5370\u6210\u529f:&#039;<\/span><span class=\"token punctuation\">,<\/span> result<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>            <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">catch<\/span> <span class=\"token punctuation\">(<\/span>error<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>printStatus <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;\u6253\u5370\u5931\u8d25: &#039;<\/span> <span class=\"token operator\">&#043;<\/span> error<span class=\"token punctuation\">.<\/span>message<span class=\"token punctuation\">;<\/span><br \/>\n                console<span class=\"token punctuation\">.<\/span><span class=\"token function\">error<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\u6253\u5370\u5931\u8d25:&#039;<\/span><span class=\"token punctuation\">,<\/span> error<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">finally<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>isPrinting <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>4. \u524d\u7aef\u5f00\u53d1\u4f53\u9a8c\u5bf9\u6bd4<\/p>\n<table>\n<tr>\u5f00\u53d1\u4f53\u9a8cLodopweb-print-pdf npm\u5305<\/tr>\n<tbody>\n<tr>\n<td>\u6837\u5f0f\u63a7\u5236<\/td>\n<td>\u4f7f\u7528Lodop\u4e13\u7528API<\/td>\n<td>\u5b8c\u5168\u7531CSS\u63a7\u5236&#xff0c;\u524d\u7aef\u5f00\u53d1\u8005\u719f\u6089<\/td>\n<\/tr>\n<tr>\n<td>\u5f02\u6b65\u652f\u6301<\/td>\n<td>\u652f\u6301\u56de\u8c03\u51fd\u6570\u548cPromise<\/td>\n<td>\u539f\u751fasync\/await&#xff0c;\u5b8c\u5168\u5f02\u6b65<\/td>\n<\/tr>\n<tr>\n<td>\u4ee3\u7801\u53ef\u8bfb\u6027<\/td>\n<td>\u4f7f\u7528\u4e13\u7528\u8bed\u6cd5&#xff0c;\u9700\u8981\u5b66\u4e60<\/td>\n<td>\u4ee3\u7801\u7b80\u6d01&#xff0c;\u53ef\u8bfb\u6027\u5f3a<\/td>\n<\/tr>\n<tr>\n<td>\u8c03\u8bd5\u4f53\u9a8c<\/td>\n<td>\u4f7f\u7528\u63d2\u4ef6\u8c03\u8bd5\u5de5\u5177<\/td>\n<td>\u6807\u51c6Web\u8c03\u8bd5\u5de5\u5177<\/td>\n<\/tr>\n<tr>\n<td>\u7248\u672c\u7ba1\u7406<\/td>\n<td>\u4f9d\u8d56\u63d2\u4ef6\u7248\u672c<\/td>\n<td>npm\u5305\u7248\u672c\u7ba1\u7406<\/td>\n<\/tr>\n<tr>\n<td>\u7c7b\u578b\u652f\u6301<\/td>\n<td>\u57fa\u7840JavaScript\u652f\u6301<\/td>\n<td>\u5b8c\u6574\u7684TypeScript\u7c7b\u578b\u5b9a\u4e49<\/td>\n<\/tr>\n<tr>\n<td>\u6d4b\u8bd5\u53cb\u597d<\/td>\n<td>\u9700\u8981\u7279\u6b8a\u6d4b\u8bd5\u73af\u5883<\/td>\n<td>\u5b8c\u5168\u53ef\u6d4b\u8bd5&#xff0c;\u652f\u6301Mock<\/td>\n<\/tr>\n<tr>\n<td>\u9519\u8bef\u5904\u7406<\/td>\n<td>\u4f7f\u7528Lodop\u9519\u8bef\u5904\u7406\u673a\u5236<\/td>\n<td>\u6807\u51c6JavaScript\u9519\u8bef\u5904\u7406<\/td>\n<\/tr>\n<tr>\n<td>\u4ee3\u7801\u590d\u7528<\/td>\n<td>\u4f7f\u7528Lodop\u6a21\u5757\u5316\u65b9\u5f0f<\/td>\n<td>\u5b8c\u5168\u6a21\u5757\u5316&#xff0c;\u6613\u4e8e\u590d\u7528<\/td>\n<\/tr>\n<tr>\n<td>\u5b66\u4e60\u6210\u672c<\/td>\n<td>\u9700\u8981\u5b66\u4e60\u4e13\u7528API<\/td>\n<td>\u96f6\u5b66\u4e60\u6210\u672c&#xff0c;\u4f7f\u7528\u6807\u51c6Web\u6280\u672f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>2. \u6280\u672f\u53d1\u5c55\u8d8b\u52bf<\/h4>\n<p>Lodop\u53d1\u5c55\u8d8b\u52bf&#xff1a;<\/p>\n<ul>\n<li>\u4f20\u7edf\u4f01\u4e1a\u5e02\u573a\u4ecd\u6709\u7a33\u5b9a\u9700\u6c42<\/li>\n<li>\u63d2\u4ef6\u6280\u672f\u6210\u719f\u7a33\u5b9a<\/li>\n<li>\u7ef4\u62a4\u4f53\u7cfb\u5b8c\u5584<\/li>\n<li>\u529f\u80fd\u66f4\u65b0\u6301\u7eed\u8fdb\u884c<\/li>\n<\/ul>\n<p>web-print-pdf npm\u5305\u53d1\u5c55\u8d8b\u52bf&#xff1a;<\/p>\n<ul>\n<li>\u7b26\u5408\u73b0\u4ee3Web\u6280\u672f\u6807\u51c6<\/li>\n<li>\u4e91\u539f\u751f\u67b6\u6784\u4f18\u52bf\u660e\u663e<\/li>\n<li>\u81ea\u52a8\u5316\u90e8\u7f72\u80fd\u529b\u5f3a\u5927<\/li>\n<li>\u529f\u80fd\u8fed\u4ee3\u66f4\u65b0\u5feb\u901f<\/li>\n<\/ul>\n<h4>3. \u6700\u7ec8\u5efa\u8bae<\/h4>\n<p>\u57fa\u4e8e\u4ee5\u4e0a\u5206\u6790&#xff0c;\u6211\u4eec\u7ed9\u51fa\u4ee5\u4e0b\u5efa\u8bae&#xff1a;<\/p>\n<li>\u65b0\u9879\u76ee\u5f00\u53d1&#xff1a;\u4f18\u5148\u8003\u8651web-print-pdf npm\u5305&#xff0c;\u4eab\u53d7\u73b0\u4ee3\u6280\u672f\u67b6\u6784\u7684\u4f18\u52bf<\/li>\n<li>\u73b0\u6709\u9879\u76ee\u7ef4\u62a4&#xff1a;\u5982\u679c\u4f7f\u7528Lodop\u4e14\u8fd0\u884c\u7a33\u5b9a&#xff0c;\u53ef\u4ee5\u7ee7\u7eed\u7ef4\u62a4<\/li>\n<li>\u6280\u672f\u5347\u7ea7&#xff1a;\u5efa\u8bae\u5236\u5b9a\u6e10\u8fdb\u5f0f\u8fc1\u79fb\u8ba1\u5212&#xff0c;\u9010\u6b65\u8fc7\u6e21\u5230web-print-pdf npm\u5305<\/li>\n<li>\u6df7\u5408\u90e8\u7f72&#xff1a;\u5728\u8fc7\u6e21\u671f\u95f4&#xff0c;\u53ef\u4ee5\u8003\u8651\u53cc\u65b9\u6848\u5e76\u5b58&#xff0c;\u786e\u4fdd\u4e1a\u52a1\u8fde\u7eed\u6027<\/li>\n<p>\u65e0\u8bba\u9009\u62e9\u54ea\u79cd\u65b9\u6848&#xff0c;\u90fd\u5efa\u8bae\u5728\u6280\u672f\u9009\u578b\u65f6\u5145\u5206\u8003\u8651\u9879\u76ee\u7684\u957f\u671f\u53d1\u5c55\u9700\u6c42\u3001\u7528\u6237\u7fa4\u4f53\u7279\u70b9\u548c\u6280\u672f\u56e2\u961f\u80fd\u529b&#xff0c;\u505a\u51fa\u6700\u9002\u5408\u7684\u6280\u672f\u51b3\u7b56\u3002<\/p>\n<hr \/>\n<p>\u5728Web\u6253\u5370\u6280\u672f\u7684\u6f14\u8fdb\u8fc7\u7a0b\u4e2d&#xff0c;Lodop\u548cweb-print-pdf npm\u5305\u4ee3\u8868\u4e86\u4e24\u4e2a\u4e0d\u540c\u7684\u6280\u672f\u65f6\u4ee3&#xff0c;\u5404\u6709\u5176\u72ec\u7279\u7684\u4ef7\u503c\u548c\u5e94\u7528\u573a\u666f\u3002\u9009\u62e9\u5408\u9002\u7684\u6280\u672f\u65b9\u6848&#xff0c;\u5c06\u4e3a\u9879\u76ee\u7684\u6210\u529f\u5960\u5b9a\u575a\u5b9e\u7684\u57fa\u7840\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb858\u6b21\uff0c\u70b9\u8d5e18\u6b21\uff0c\u6536\u85cf8\u6b21\u3002\u6458\u8981\uff1a\u672c\u6587\u5bf9\u6bd4\u4e86Lodop\u6253\u5370\u63d2\u4ef6\u4e0eweb-print-pdf npm\u5305\u4e24\u79cdWeb\u6253\u5370\u65b9\u6848\u7684\u6280\u672f\u67b6\u6784\u548c\u529f\u80fd\u7279\u6027\u3002Lodop\u57fa\u4e8eActiveX\/\u63d2\u4ef6\u67b6\u6784\uff0c\u652f\u6301\u590d\u6742\u6253\u5370\u9700\u6c42\u4f46\u9700\u7528\u6237\u5b89\u88c5\uff1bweb-print-pdf\u91c7\u7528\u73b0\u4ee3WebSocket\u548c\u65e0\u5934\u6d4f\u89c8\u5668\u6280\u672f\uff0c\u65e0\u9700\u63d2\u4ef6\uff0c\u652f\u6301CSS\u6837\u5f0f\u63a7\u5236\u3001PDF\u751f\u6210\u7b49\u9ad8\u7ea7\u529f\u80fd\uff0c\u66f4\u7b26\u5408\u73b0\u4ee3\u5316\u5f00\u53d1\u9700\u6c42\u3002\u901a\u8fc7\u529f\u80fd\u5bf9\u6bd4\uff0c\u4e3a\u5f00\u53d1\u8005\u9009\u62e9\u6253\u5370\u65b9\u6848\u63d0\u4f9b\u53c2\u8003\u3002<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[90,2150,87],"topic":[],"class_list":["post-54646","post","type-post","status-publish","format-standard","hentry","category-server","tag-npm","tag-pdf","tag-87"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u524d\u7aef\u6253\u5370\u63d2\u4ef6Lodop\u4e0eweb-print-pdf npm\u5305\u7684\u6df1\u5ea6\u5bf9\u6bd4\u5206\u6790 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/54646.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u524d\u7aef\u6253\u5370\u63d2\u4ef6Lodop\u4e0eweb-print-pdf npm\u5305\u7684\u6df1\u5ea6\u5bf9\u6bd4\u5206\u6790 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb858\u6b21\uff0c\u70b9\u8d5e18\u6b21\uff0c\u6536\u85cf8\u6b21\u3002\u6458\u8981\uff1a\u672c\u6587\u5bf9\u6bd4\u4e86Lodop\u6253\u5370\u63d2\u4ef6\u4e0eweb-print-pdf npm\u5305\u4e24\u79cdWeb\u6253\u5370\u65b9\u6848\u7684\u6280\u672f\u67b6\u6784\u548c\u529f\u80fd\u7279\u6027\u3002Lodop\u57fa\u4e8eActiveX\/\u63d2\u4ef6\u67b6\u6784\uff0c\u652f\u6301\u590d\u6742\u6253\u5370\u9700\u6c42\u4f46\u9700\u7528\u6237\u5b89\u88c5\uff1bweb-print-pdf\u91c7\u7528\u73b0\u4ee3WebSocket\u548c\u65e0\u5934\u6d4f\u89c8\u5668\u6280\u672f\uff0c\u65e0\u9700\u63d2\u4ef6\uff0c\u652f\u6301CSS\u6837\u5f0f\u63a7\u5236\u3001PDF\u751f\u6210\u7b49\u9ad8\u7ea7\u529f\u80fd\uff0c\u66f4\u7b26\u5408\u73b0\u4ee3\u5316\u5f00\u53d1\u9700\u6c42\u3002\u901a\u8fc7\u529f\u80fd\u5bf9\u6bd4\uff0c\u4e3a\u5f00\u53d1\u8005\u9009\u62e9\u6253\u5370\u65b9\u6848\u63d0\u4f9b\u53c2\u8003\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/54646.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2025-08-13T01:40:08+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"8 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/54646.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/54646.html\",\"name\":\"\u524d\u7aef\u6253\u5370\u63d2\u4ef6Lodop\u4e0eweb-print-pdf npm\u5305\u7684\u6df1\u5ea6\u5bf9\u6bd4\u5206\u6790 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2025-08-13T01:40:08+00:00\",\"dateModified\":\"2025-08-13T01:40:08+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/54646.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/54646.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/54646.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u524d\u7aef\u6253\u5370\u63d2\u4ef6Lodop\u4e0eweb-print-pdf npm\u5305\u7684\u6df1\u5ea6\u5bf9\u6bd4\u5206\u6790\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u524d\u7aef\u6253\u5370\u63d2\u4ef6Lodop\u4e0eweb-print-pdf npm\u5305\u7684\u6df1\u5ea6\u5bf9\u6bd4\u5206\u6790 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/54646.html","og_locale":"zh_CN","og_type":"article","og_title":"\u524d\u7aef\u6253\u5370\u63d2\u4ef6Lodop\u4e0eweb-print-pdf npm\u5305\u7684\u6df1\u5ea6\u5bf9\u6bd4\u5206\u6790 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb858\u6b21\uff0c\u70b9\u8d5e18\u6b21\uff0c\u6536\u85cf8\u6b21\u3002\u6458\u8981\uff1a\u672c\u6587\u5bf9\u6bd4\u4e86Lodop\u6253\u5370\u63d2\u4ef6\u4e0eweb-print-pdf npm\u5305\u4e24\u79cdWeb\u6253\u5370\u65b9\u6848\u7684\u6280\u672f\u67b6\u6784\u548c\u529f\u80fd\u7279\u6027\u3002Lodop\u57fa\u4e8eActiveX\/\u63d2\u4ef6\u67b6\u6784\uff0c\u652f\u6301\u590d\u6742\u6253\u5370\u9700\u6c42\u4f46\u9700\u7528\u6237\u5b89\u88c5\uff1bweb-print-pdf\u91c7\u7528\u73b0\u4ee3WebSocket\u548c\u65e0\u5934\u6d4f\u89c8\u5668\u6280\u672f\uff0c\u65e0\u9700\u63d2\u4ef6\uff0c\u652f\u6301CSS\u6837\u5f0f\u63a7\u5236\u3001PDF\u751f\u6210\u7b49\u9ad8\u7ea7\u529f\u80fd\uff0c\u66f4\u7b26\u5408\u73b0\u4ee3\u5316\u5f00\u53d1\u9700\u6c42\u3002\u901a\u8fc7\u529f\u80fd\u5bf9\u6bd4\uff0c\u4e3a\u5f00\u53d1\u8005\u9009\u62e9\u6253\u5370\u65b9\u6848\u63d0\u4f9b\u53c2\u8003\u3002","og_url":"https:\/\/www.wsisp.com\/helps\/54646.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2025-08-13T01:40:08+00:00","author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"8 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/54646.html","url":"https:\/\/www.wsisp.com\/helps\/54646.html","name":"\u524d\u7aef\u6253\u5370\u63d2\u4ef6Lodop\u4e0eweb-print-pdf npm\u5305\u7684\u6df1\u5ea6\u5bf9\u6bd4\u5206\u6790 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2025-08-13T01:40:08+00:00","dateModified":"2025-08-13T01:40:08+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/54646.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/54646.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/54646.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"\u524d\u7aef\u6253\u5370\u63d2\u4ef6Lodop\u4e0eweb-print-pdf npm\u5305\u7684\u6df1\u5ea6\u5bf9\u6bd4\u5206\u6790"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/54646","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=54646"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/54646\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=54646"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=54646"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=54646"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=54646"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}