{"id":120632,"date":"2026-10-31T23:47:42","date_gmt":"2026-10-31T15:47:42","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/120632.html"},"modified":"2026-10-31T23:47:42","modified_gmt":"2026-10-31T15:47:42","slug":"java-ee-%e8%bf%9b%e9%98%b6%ef%bc%9a4-spring-web-mvc-%e5%85%a5%e9%97%a8%ef%bc%88%e7%ac%ac%e5%9b%9b%e5%bc%b9%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/120632.html","title":{"rendered":"Java EE \u8fdb\u9636\uff1a4.Spring Web MVC \u5165\u95e8\uff08\u7b2c\u56db\u5f39\uff09"},"content":{"rendered":"

\u76ee\u5f55<\/p>\n

3.\u7efc\u5408\u6027\u7ec3\u4e60<\/p>\n

3.1 \u52a0\u6cd5\u8ba1\u7b97\u5668<\/p>\n

3.1.1 \u51c6\u5907\u5de5\u4f5c<\/p>\n

3.1.2 \u7ea6\u5b9a\u524d\u540e\u7aef\u4ea4\u4e92\u63a5\u53e3<\/p>\n

\u6982\u5ff5\u4ecb\u7ecd<\/p>\n

\u9700\u6c42\u5206\u6790<\/p>\n

\u63a5\u53e3\u5b9a\u4e49<\/p>\n

\u8bf7\u6c42\u53c2\u6570<\/p>\n

\u54cd\u5e94\u6570\u636e<\/p>\n

3.1.3 \u670d\u52a1\u5668\u4ee3\u7801<\/p>\n

3.1.4 \u8c03\u6574\u524d\u7aef\u9875\u9762\u4ee3\u7801<\/p>\n

3.1.5 \u8fd0\u884c\u6d4b\u8bd5<\/p>\n

3.2 \u7528\u6237\u767b\u5f55<\/p>\n

3.2.1 \u51c6\u5907\u5de5\u4f5c<\/p>\n

3.2.2 \u7ea6\u5b9a\u524d\u540e\u7aef\u4ea4\u4e92\u63a5\u53e3<\/p>\n

\u9700\u6c42\u5206\u6790<\/p>\n

\u63a5\u53e3\u5b9a\u4e49<\/p>\n

\u6821\u9a8c\u63a5\u53e3<\/p>\n

\u8bf7\u6c42\u53c2\u6570<\/p>\n

\u54cd\u5e94\u6570\u636e<\/p>\n

\u67e5\u8be2\u767b\u5f55\u7528\u6237\u63a5\u53e3<\/p>\n

\u8bf7\u6c42\u53c2\u6570<\/p>\n

\u54cd\u5e94\u6570\u636e<\/p>\n

3.2.3 \u5b9e\u73b0\u670d\u52a1\u5668\u7aef\u4ee3\u7801<\/p>\n

\u6821\u9a8c\u63a5\u53e3<\/p>\n

\u67e5\u8be2\u767b\u5f55\u7528\u6237\u63a5\u53e3<\/p>\n

3.2.4 \u8c03\u6574\u524d\u7aef\u9875\u9762\u4ee3\u7801<\/p>\n

1.\u8c03\u6574\u767b\u5f55\u9875\u9762 login.html<\/p>\n

2.\u8c03\u6574\u9996\u9875\u4ee3\u7801<\/p>\n

3.2.5 \u8fd0\u884c\u6d4b\u8bd5<\/p>\n

\n

\u4e66\u63a5\u4e0a\u6587：Java EE \u8fdb\u9636：4.Spring Web MVC \u5165\u95e8（\u7b2c\u4e09\u5f39）~~<\/span><\/p>\n

3.\u7efc\u5408\u6027\u7ec3\u4e60<\/h2>\n

\u7ed3\u5408\u4e0a\u8ff0\u5185\u5bb9，\u6211\u4eec\u53ef\u4ee5\u505a\u4e00\u4e9b\u5c0f\u6848\u4f8b<\/p>\n

\u4e3b\u8981\u638c\u63e1\u77e5\u8bc6\u70b9：<\/p>\n

1.\u7406\u89e3\u524d\u540e\u7aef\u4ea4\u4e92\u8fc7\u7a0b<\/p>\n

2.\u63a5\u53e3\u4f20\u53c2，\u6570\u636e\u8fd4\u56de，\u4ee5\u53ca\u9875\u9762\u5c55\u793a<\/p>\n

3.1 \u52a0\u6cd5\u8ba1\u7b97\u5668<\/h3>\n

\u00a0\u9700\u6c42：\u8f93\u5165\u4e24\u4e2a\u6574\u6570，\u70b9\u51fb\u201d\u70b9\u51fb\u76f8\u52a0\u201c\u6309\u94ae，\u663e\u793a\u8ba1\u7b97\u7ed3\u679c<\/p>\n

\"\"<\/p>\n

3.1.1 \u51c6\u5907\u5de5\u4f5c<\/h4>\n

\u00a0\u521b\u5efa SpringBoot \u9879\u76ee：\u5f15\u5165 Spring Web \u4f9d\u8d56，\u628a\u524d\u7aef\u9875\u9762\u653e\u5728\u9879\u76ee\u4e2d<\/p>\n

\u7801\u4e91\u5730\u5740：JavaEE \u8fdb\u9636\u8bfe\u7a0b\u8d44\u6599\u5305<\/p>\n

\"\"<\/p>\n

3.1.2 \u7ea6\u5b9a\u524d\u540e\u7aef\u4ea4\u4e92\u63a5\u53e3<\/h4>\n

\u6982\u5ff5\u4ecb\u7ecd<\/h5>\n

\u7ea6\u5b9a\u201c\u524d\u540e\u7aef\u4ea4\u4e92\u63a5\u53e3\u201d\u662f\u8fdb\u884c Web \u5f00\u53d1\u4e2d\u7684\u5173\u952e\u73af\u8282<\/p>\n

\u63a5\u53e3\u53c8\u53eb API（Application Programming Interface），\u6211\u4eec\u4e00\u822c\u8bb2\u5230\u63a5\u53e3\u6216\u8005 API，\u6307\u7684\u90fd\u662f\u540c\u4e00\u4e2a\u4e1c\u897f<\/p>\n

\u662f\u6307\u5e94\u7528\u7a0b\u5e8f\u5bf9\u5916\u63d0\u4f9b\u7684\u670d\u52a1\u7684\u63cf\u8ff0，\u7528\u4e8e\u4ea4\u6362\u4fe1\u606f\u548c\u6267\u884c\u4efb\u52a1（\u4e0e JavaSE \u9636\u6bb5\u5b66\u4e60\u7684[\u7c7b\u548c\u63a5\u53e3]\u4e2d\u7684\u63a5\u53e3\u662f\u4e24\u56de\u4e8b）<\/p>\n

\u7b80\u5355\u6765\u8bf4，\u5c31\u662f\u5141\u8bb8\u5ba2\u6237\u7aef\u7ed9\u670d\u52a1\u5668\u53d1\u9001\u54ea\u4e9b HTTP \u8bf7\u6c42，\u5e76\u4e14\u6bcf\u79cd\u8bf7\u6c42\u9884\u671f\u83b7\u53d6\u4ec0\u4e48\u6837\u7684 HTTP \u54cd\u5e94<\/p>\n

\u73b0\u5728\u201c\u524d\u540e\u7aef\u5206\u79bb\u201d\u6a21\u5f0f\u5f00\u53d1，\u524d\u7aef\u548c\u540e\u7aef\u4ee3\u7801\u901a\u5e38\u7531\u4e0d\u540c\u7684\u56e2\u961f\u8d1f\u8d23\u5f00\u53d1，\u53cc\u65b9\u56e2\u961f\u5728\u5f00\u53d1\u4e4b\u524d，\u4f1a\u63d0\u524d\u7ea6\u5b9a\u597d\u4ea4\u4e92\u7684\u65b9\u5f0f，\u5ba2\u6237\u7aef\u53d1\u8d77\u8bf7\u6c42，\u670d\u52a1\u5668\u63d0\u4f9b\u5bf9\u5e94\u7684\u670d\u52a1，\u670d\u52a1\u5668\u63d0\u4f9b\u7684\u670d\u52a1\u79cd\u7c7b\u6709\u5f88\u591a，\u5ba2\u6237\u7aef\u6309\u7167\u53cc\u65b9\u7ea6\u5b9a\u6307\u5b9a\u9009\u62e9\u54ea\u4e00\u4e2a\u670d\u52a1<\/p>\n

\u63a5\u53e3，\u5176\u5b9e\u4e5f\u5c31\u662f\u6211\u4eec\u524d\u9762\u7f51\u7edc\u6a21\u5757\u8bb2\u7684\u201c\u5e94\u7528\u5c42\u534f\u8bae\u201d，\u628a\u7ea6\u5b9a\u7684\u5185\u5bb9\u5199\u5728\u6587\u6863\u4e0a，\u5c31\u662f\u201c\u63a5\u53e3\u6587\u6863\u201d，\u63a5\u53e3\u6587\u6863\u4e5f\u53ef\u4ee5\u7406\u89e3\u4e3a\u662f \u5e94\u7528\u7a0b\u5e8f\u7684\u201c\u64cd\u4f5c\u8bf4\u660e\u4e66\u201d<\/p>\n

\u6bd4\u5982\u513f\u7ae5\u7535\u8bdd\u73a9\u5177<\/span>\"\"<\/p>\n

\u63091：\u54cd\u5e94\u513f\u6b4c<\/span><\/p>\n

\u63092：\u54cd\u5e94\u94a2\u7434\u4e50\u66f2<\/span><\/p>\n

\u63093：\u5b89\u629a\u7761\u7720<\/span><\/p>\n

\u63094：\u4ea4\u901a\u5de5\u5177\u97f3\u6548<\/span><\/p>\n

\u2026\u2026<\/span><\/p>\n

\u7b49\u7b49<\/span><\/p>\n

\u4f46\u662f\u8fd9\u4e9b\u64cd\u4f5c\u8bf4\u660e，\u5982\u679c\u6ca1\u6709\u4e00\u4e2a\u6587\u6863\u6765\u8bf4\u660e，\u7528\u6237\u5c31\u4e0d\u592a\u6e05\u695a\u54ea\u4e2a\u6309\u952e\u5bf9\u5e94\u54ea\u4e2a，\u6240\u4ee5\u5546\u54c1\u4e00\u822c\u4f1a\u5e26\u4e00\u4e2a\u8bf4\u660e\u4e66<\/span><\/p>\n

\u8fd9\u4e9b\u6309\u952e，\u5c31\u662f\u63a5\u53e3<\/span><\/p>\n

\u8fd9\u4e2a\u201c\u8bf4\u660e\u4e66\u201d，\u5c31\u662f \u5e94\u7528\u7a0b\u5e8f\u7684\u201c\u63a5\u53e3\u6587\u6863\u201d<\/span><\/p>\n

\u5728\u9879\u76ee\u5f00\u53d1\u524d，\u6839\u636e\u9700\u6c42\u5148\u7ea6\u5b9a\u597d\u524d\u540e\u7aef\u4ea4\u4e92\u63a5\u53e3，\u53cc\u65b9\u6309\u7167\u63a5\u53e3\u6587\u6863\u8fdb\u884c\u5f00\u53d1<\/p>\n

\u63a5\u53e3\u6587\u6863\u901a\u5e38\u7531\u670d\u52a1\u63d0\u4f9b\u65b9\u6765\u5199，\u4ea4\u7531\u670d\u52a1\u4f7f\u7528\u65b9\u786e\u8ba4，\u4e5f\u5c31\u662f\u5ba2\u6237\u7aef<\/p>\n

\u63a5\u53e3\u6587\u6863\u4e00\u65e6\u5199\u597d，\u5c3d\u91cf\u4e0d\u8981\u8f7b\u6613\u6539\u53d8<\/p>\n

\u5982\u82e5\u9700\u8981\u6539\u53d8，\u5fc5\u987b\u8981\u901a\u77e5\u53e6\u4e00\u65b9\u77e5\u6653\u5e76\u4fee\u6539\u63a5\u53e3\u6587\u6863（\u670d\u52a1\u63d0\u4f9b\u65b9\u6765\u5199\u6765\u6539）<\/p>\n

\u95f2\u804a：<\/span><\/p>\n

\u4ee5\u540e\u5728\u516c\u53f8\u4e2d\u5de5\u4f5c，\u9488\u5bf9\u6bcf\u4e00\u4e2a\u9879\u76ee：<\/span><\/p>\n

\u2460\u63d0\u51fa\u9700\u6c42<\/span><\/p>\n

\u4ea7\u54c1\u7ecf\u7406\u2192\u7f16\u5199\u9700\u6c42\u6587\u6863\u2192\u8bc4\u5ba1\u9700\u6c42\u6587\u6863，\u8fd9\u4e2a\u8bc4\u5ba1，\u5206\u4e3a\u5185\u90e8\u8bc4\u5ba1\u548c\u5916\u90e8\u8bc4\u5ba1，\u5916\u90e8\u8bc4\u5ba1：\u524d\u540e\u7aef\u5f00\u53d1\u4eba\u5458\u3001\u6d4b\u8bd5\u4eba\u5458\u3001\u8fd0\u7ef4\u4eba\u5458 \u7b49\u7b49\u76f8\u5173\u4eba\u5458\u4e00\u8d77\u201c\u6307\u6307\u70b9\u70b9\u201d<\/span><\/p>\n

\u4e00\u5f00\u59cb\u4ea7\u54c1\u7ecf\u7406\u7684\u85aa\u8d44\u6ca1\u6709\u5f00\u53d1\u4eba\u5458\u9ad8，\u4f46\u662f\u5e72\u4e0a\u4e2a\u4e09\u4e94\u5e74\u4e86\u4e4b\u540e，\u5c31\u4f1a\u6bd4\u5f00\u53d1\u4eba\u5458\u9ad8\u4e0d\u5c11\u4e86~~<\/span><\/p>\n

\u2461\u5f00\u53d1\u9636\u6bb5<\/span><\/p>\n

1）\u65b9\u6848\u8bbe\u8ba1\u3001\u8bc4\u5ba1<\/span><\/p>\n

2）\u6392\u671f：<\/span><\/p>\n

\u63a5\u53e3\u6587\u6863\u4ec0\u4e48\u65f6\u5019\u63d0\u4f9b<\/span><\/p>\n

\u4ec0\u4e48\u65f6\u5019\u5f00\u53d1\u5b8c\u6210<\/span><\/p>\n

\u4ec0\u4e48\u65f6\u5019\u81ea\u6d4b\u5b8c\u6210<\/span><\/p>\n

\u4ec0\u4e48\u65f6\u5019\u8054\u8c03<\/span><\/p>\n

\u4ec0\u4e48\u65f6\u5019\u4e0a\u7ebf<\/span><\/p>\n

3）\u63d0\u4f9b\u63a5\u53e3\u6587\u6863<\/span><\/p>\n

\u63d0\u4f9b\u63a5\u53e3\u6587\u6863\u4ee5\u53ca\u76f8\u5e94\u4f9d\u8d56（\u53ef\u80fd），\u8fd9\u4e2a\u63a5\u53e3\u4e5f\u8981\u8bc4\u5ba1（\u975e\u6b63\u5f0f）<\/span><\/p>\n

\u5404\u81ea\u8fdb\u884c\u5f00\u53d1<\/span><\/p>\n

\u9700\u6c42\u5206\u6790<\/h5>\n

\u52a0\u6cd5\u8ba1\u7b97\u5668\u529f\u80fd，\u5bf9\u4e24\u4e2a\u6574\u6570\u8fdb\u884c\u76f8\u52a0，\u9700\u8981\u5ba2\u6237\u7aef\u63d0\u4f9b\u53c2\u4e0e\u8ba1\u7b97\u7684\u4e24\u4e2a\u6570，\u670d\u52a1\u7aef\u8fd4\u56de\u8fd9\u4e24\u4e2a\u6574\u6570\u8ba1\u7b97\u7684\u7ed3\u679c<\/p>\n

\u57fa\u4e8e\u4ee5\u4e0a\u5206\u6790，\u6211\u4eec\u6765\u5b9a\u4e49\u63a5\u53e3<\/p>\n

\u63a5\u53e3\u5b9a\u4e49<\/h5>\n

\u63a5\u53e3\u5b9a\u4e49<\/p>\n

\u529f\u80fd：\u4e24\u4e2a\u6570\u76f8\u52a0<\/p>\n

\u8def\u5f84：calc\/add\u3001calc\/plus\u3001add\u3001plus \u7b49\u90fd\u53ef\u4ee5（\u5efa\u8bae 2~4\u7ea7\u8def\u5f84）<\/p>\n

\u8bf7\u6c42\u8def\u5f84: calc\/sum<\/p>\n

\u8bf7\u6c42\u65b9\u5f0f: GET\/POST<\/p>\n

\u63a5\u53e3\u63cf\u8ff0: \u8ba1\u7b97\u4e24\u4e2a\u6574\u6570\u76f8\u52a0 <\/p>\n

\u8bf7\u6c42\u53c2\u6570<\/h5>\n

\u53c2\u6570：\u5b8c\u6210\u8fd9\u4e2a\u529f\u80fd，\u9700\u8981\u54ea\u4e9b\u53c2\u6570<\/p>\n\n\n

\u53c2\u6570\u540d<\/p>\n

\u7c7b\u578b<\/p>\n

\u662f\u5426\u5fc5\u987b<\/p>\n

\u5907\u6ce8<\/p>\n<\/tr>\n

\n\n\n
\n

num1<\/p>\n<\/td>\n

\n

Integer<\/p>\n<\/td>\n

\n

\u662f<\/p>\n<\/td>\n

\n

\u53c2\u4e0e\u8ba1\u7b97\u7684\u7b2c\u4e00\u4e2a\u6570<\/p>\n<\/td>\n<\/tr>\n

\n

num2<\/p>\n<\/td>\n

\n

Integer<\/p>\n<\/td>\n

\n

\u662f<\/p>\n<\/td>\n

\n

\u53c2\u4e0e\u8ba1\u7b97\u7684\u7b2c\u4e8c\u4e2a\u6570<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\"\"<\/p>\n

\u540d\u5b57\u8981\u6709\u542b\u4e49，\u4e0d\u8981\u4f7f\u7528 abc\u3001aa\u3001bb \u7b49\u65e0\u542b\u4e49\u7684\u53d8\u91cf，\u4e0d\u8981\u4f7f\u7528\u62fc\u97f3<\/p>\n

\u793a\u4f8b：num1=5&num2=3<\/p>\n

\u54cd\u5e94\u6570\u636e<\/h5>\n

\u8fd4\u56de\u7c7b\u578b：String\u3001Integer\u3001Long\u2026\u2026<\/p>\n

Content-Type: text\/html<\/p>\n

\u54cd\u5e94\u5185\u5bb9：\u8ba1\u7b97\u673a\u8ba1\u7b97\u7ed3\u679c：8 <\/p>\n

\u670d\u52a1\u5668\u7ed9\u6d4f\u89c8\u5668\u8fd4\u56de\u8ba1\u7b97\u7684\u7ed3\u679c<\/p>\n

3.1.3 \u670d\u52a1\u5668\u4ee3\u7801<\/h4>\n

package com.bite.spring.demo;
\nimport org.springframework.web.bind.annotation.RequestMapping;
\nimport org.springframework.web.bind.annotation.RestController;
\n\/**
\n * Created with IntelliJ IDEA.
\n * Description:
\n * User: CoderYanger
\n * Date: 2026-10-23
\n * Time: 17:45
\n *\/
\n@RequestMapping("\/calc")
\n\/\/@RestController \u8868\u793a\u8fd4\u56de\u6570\u636e @Controller \u8868\u793a\u8fd4\u56de\u89c6\u56fe
\n@RestController
\npublic class CalcController {
\n @RequestMapping("\/sum")
\n public String sum(Integer num1,Integer num2){
\n if(num1==null||num2==null){
\n return "\u53c2\u6570\u4e0d\u5408\u6cd5，\u8bf7\u68c0\u67e5\u540e\u518d\u63d0\u4ea4";
\n }
\n Integer sum=num1+num2;
\n return "<h1>\u8ba1\u7b97\u5668\u8ba1\u7b97\u7ed3\u679c："+sum+"<\/h1>";
\n }
\n}<\/p>\n

\u7528 Postman \u6d4b\u8bd5👇<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

\u53d1\u73b0\u81ea\u6d4b\u6ca1\u95ee\u9898<\/p>\n

\u95f2\u804a：\u5bf9\u4e8e\u6211\u4eec\u540e\u7aef，\u7528 Postman \u6216\u8005 \u6d4f\u89c8\u5668 \u81ea\u6d4b\u6ca1\u95ee\u9898，\u90a3\u4e48 95%\u4ee5\u4e0a\u90fd\u662f\u6ca1\u95ee\u9898\u7684，\u5269\u4e0b\u7684\u4e0d\u5230 5% \u53ef\u80fd\u662f \u6d4f\u89c8\u5668 \u548c Postman \u7684\u4e00\u4e9b\u5c55\u793a\u4e0a\u7684\u95ee\u9898，\u8fd9\u65f6\u5019\u901a\u8fc7\u6293\u5305\u53bb\u770b\u4e00\u4e0b\u4e24\u8005\u7684 \u8bf7\u6c42 \u662f\u5426 \u5b8c\u5168\u4e00\u81f4，\u5f53\u7136，\u8fd9\u4e9b\u7ec6\u5fae\u7684\u5dee\u5f02\u6211\u4eec\u540e\u7aef\u90fd\u662f\u4e0d\u5173\u6ce8\u7684，\u4f7f\u7528\u5176\u4e2d\u4efb\u610f\u4e00\u4e2a\u81ea\u6d4b\u6ca1\u95ee\u9898\u6211\u4eec\u5c31\u53ef\u4ee5\u8ba4\u4e3a\u6ca1\u95ee\u9898\u4e86~~<\/span><\/p>\n

3.1.4 \u8c03\u6574\u524d\u7aef\u9875\u9762\u4ee3\u7801<\/h4>\n

\u00a0\u6dfb\u52a0\u8bbf\u95ee url \u548c\u8bf7\u6c42\u65b9\u5f0f<\/p>\n<\/p>\n

<!DOCTYPE html>
\n<html lang="en">
\n<head>
\n <meta charset="UTF-8">
\n <meta name="viewport" content="width=device-width, initial-scale=1.0">
\n <title>Document<\/title>
\n<\/head>
\n<body>
\n<!– \u590d\u4e60：form\u662f\u4e2a\u8868\u5355\u57df，\u7528\u4e8e\u63d0\u4ea4\u6570\u636e–>
\n <form action="calc\/sum" method="post">
\n<!– calc\/sum ：\u63d0\u4ea4\u7684URL，post：\u63d0\u4ea4\u65b9\u5f0f–>
\n <h1>\u8ba1\u7b97\u5668<\/h1>
\n<!– \u53c2\u6570：key\u5bf9\u5e94input\u7684name\u503c–>
\n \u6570\u5b571：<input name="num1" type="text"><br>
\n \u6570\u5b572：<input name="num2" type="text"><br>
\n <input type="submit" value=" \u70b9\u51fb\u76f8\u52a0 ">
\n<!– \u63d0\u4ea4\u6309\u94ae\u4f1a\u628a\u81ea\u5df1\u6240\u5728\u7684\u8868\u5355\u57df\u5185\u7684\u5185\u5bb9\u8fdb\u884c\u63d0\u4ea4–>
\n <\/form>
\n<\/body><\/p>\n

<\/html> <\/p>\n

3.1.5 \u8fd0\u884c\u6d4b\u8bd5<\/h4>\n

\u00a0\u542f\u52a8\u670d\u52a1，\u8fd0\u884c\u5e76\u6d4b\u8bd5<\/p>\n

\u00a0\u6ce8\u610f，\u53f3\u4e0a\u89d2\u7ed9\u51fa\u7684\u8bbf\u95ee\u65b9\u5f0f\u4e0d\u8981\u70b9👇<\/p>\n

\"\"<\/p>\n

\u4e0d\u53ef\u4ee5\u901a\u8fc7\u8fd9\u4e9b\u65b9\u5f0f\u8bbf\u95ee，\u5982\u679c\u4e0d\u4fe1\u5c31\u70b9\u8fdb\u53bb\u770b，\u53d1\u73b0\u53ea\u80fd\u67e5\u770b\u9875\u9762，URL \u4e5f\u53d8\u4e86，\u8fd9\u53ea\u80fd\u67e5\u770b\u524d\u7aef\u9875\u9762，\u5e76\u6ca1\u6709\u8d70\u54b1\u4eec\u7684\u540e\u7aef👇<\/p>\n

\"\"<\/p>\n

\u5e94\u8be5\u7528\u6211\u4eec\u81ea\u5df1\u670d\u52a1\u63d0\u4f9b\u7684\u9875\u9762👇\"\"<\/p>\n

\u4e0b\u9762\u6211\u4eec\u5206\u522b\u7528\u8fd9\u4e24\u79cd\u65b9\u5f0f\u6d4b\u8bd5\u4e00\u4e0b👇<\/p>\n

\u8ba1\u7b97\u5668\u524d\u540e\u7aef\u4ea4\u4e92\u6f14\u793a<\/p>\n<\/p>\n

3.2 \u7528\u6237\u767b\u5f55<\/h3>\n

\u9700\u6c42：\u7528\u6237\u8f93\u5165\u8d26\u53f7\u548c\u5bc6\u7801，\u540e\u7aef\u8fdb\u884c\u6821\u9a8c\u5bc6\u7801\u662f\u5426\u6b63\u786e<\/p>\n

1.\u5982\u679c\u4e0d\u6b63\u786e，\u524d\u7aef\u8fdb\u884c\u7528\u6237\u544a\u77e5<\/p>\n

2.\u5982\u679c\u6b63\u786e，\u8df3\u8f6c\u5230\u9996\u9875，\u9996\u9875\u663e\u793a\u5f53\u524d\u767b\u5f55\u7528\u6237<\/p>\n

3.\u540e\u7eed\u518d\u8bbf\u95ee\u9996\u9875，\u53ef\u4ee5\u83b7\u53d6\u5230\u767b\u5f55\u7528\u6237\u4fe1\u606f<\/p>\n

\"\"<\/p>\n

3.2.1 \u51c6\u5907\u5de5\u4f5c<\/h4>\n

\u00a0\u628a\u524d\u7aef\u9875\u9762\u653e\u5728\u9879\u76ee\u4e2d（\u8bfe\u4ef6\u4e2d\u63d0\u4f9b）<\/p>\n

\u7801\u4e91\u5730\u5740：JavaEE \u8fdb\u9636\u8bfe\u7a0b\u8d44\u6599\u5305<\/p>\n

\"\"<\/p>\n

3.2.2 \u7ea6\u5b9a\u524d\u540e\u7aef\u4ea4\u4e92\u63a5\u53e3<\/h4>\n

\u9700\u6c42\u5206\u6790<\/h5>\n

\u5bf9\u4e8e\u540e\u7aef\u5f00\u53d1\u4eba\u5458\u800c\u8a00，\u4e0d\u6d89\u53ca\u524d\u7aef\u9875\u9762\u7684\u5c55\u793a，\u53ea\u9700\u8981\u63d0\u4f9b\u4e24\u4e2a\u529f\u80fd<\/p>\n

1.\u767b\u5f55\u9996\u9875：\u901a\u8fc7\u8d26\u53f7\u548c\u5bc6\u7801，\u6821\u9a8c\u8f93\u5165\u7684\u8d26\u53f7\u5bc6\u7801\u662f\u5426\u6b63\u786e，\u5e76\u544a\u77e5\u524d\u7aef<\/p>\n

2.\u9996\u9875：\u544a\u77e5\u524d\u7aef\u5f53\u524d\u767b\u5f55\u7528\u6237，\u5982\u679c\u5f53\u524d\u5df2\u6709\u7528\u6237\u767b\u5f55，\u8fd4\u56de\u767b\u5f55\u7684\u8d26\u53f7，\u5982\u679c\u6ca1\u6709，\u8fd4\u56de\u7a7a<\/p>\n

\u63a5\u53e3\u5b9a\u4e49<\/h5>\n
\u6821\u9a8c\u63a5\u53e3<\/h6>\n

\u8bf7\u6c42\u8def\u5f84：\/user\/login
\n\u8bf7\u6c42\u65b9\u5f0f：POST
\n\u63a5\u53e3\u63cf\u8ff0：\u6821\u9a8c\u8d26\u53f7\u5bc6\u7801\u662f\u5426\u6b63\u786e <\/p>\n

\u8bf7\u6c42\u53c2\u6570<\/h6>\n\n\n

\u53c2\u6570\u540d<\/p>\n

\u7c7b\u578b<\/p>\n

\u662f\u5426\u5fc5\u987b<\/p>\n

\u5907\u6ce8<\/p>\n<\/tr>\n

\n\n\n
\n

userName<\/p>\n<\/td>\n

\n

String<\/p>\n<\/td>\n

\n

\u662f<\/p>\n<\/td>\n

\n

\u6821\u9a8c\u7684\u8d26\u53f7<\/p>\n<\/td>\n<\/tr>\n

\n

password<\/p>\n<\/td>\n

\n

String<\/p>\n<\/td>\n

\n

\u662f<\/p>\n<\/td>\n

\n

\u6821\u9a8c\u7684\u5bc6\u7801<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u54cd\u5e94\u6570\u636e<\/h6>\n

Content-Type: text\/html
\n\u54cd\u5e94\u5185\u5bb9：
\ntrue \/\/\u8d26\u53f7\u5bc6\u7801\u9a8c\u8bc1\u6210\u529f
\nfalse \/\/\u8d26\u53f7\u5bc6\u7801\u9a8c\u8bc1\u5931\u8d25 <\/p>\n

\u67e5\u8be2\u767b\u5f55\u7528\u6237\u63a5\u53e3<\/h6>\n

\u8bf7\u6c42\u8def\u5f84：\/user\/getLoginUser
\n\u8bf7\u6c42\u65b9\u5f0f：GET
\n\u63a5\u53e3\u63cf\u8ff0：\u67e5\u8be2\u5f53\u524d\u767b\u5f55\u7684\u7528\u6237 <\/p>\n

\u8bf7\u6c42\u53c2\u6570<\/h6>\n

\u65e0<\/p>\n

\u54cd\u5e94\u6570\u636e<\/h6>\n

Content-Type: text\/html
\n\u54cd\u5e94\u5185\u5bb9:
\nzhangsan <\/p>\n

\u8fd4\u56de\u5f53\u524d\u767b\u5f55\u7684\u7528\u6237<\/p>\n

3.2.3 \u5b9e\u73b0\u670d\u52a1\u5668\u7aef\u4ee3\u7801<\/h4>\n

\u6821\u9a8c\u63a5\u53e3<\/h5>\n

import jakarta.servlet.http.HttpSession;
\nimport org.springframework.util.StringUtils;
\nimport org.springframework.web.bind.annotation.RequestMapping;
\nimport org.springframework.web.bind.annotation.RestController;<\/p>\n

@RestController
\n@RequestMapping("\/user")
\npublic class LoginController {<\/p>\n

\/**
\n * \u6821\u9a8c\u7528\u6237\u8d26\u53f7\u548c\u5bc6\u7801\u662f\u5426\u6b63\u786e
\n * @param userName
\n * @param password
\n * @param session
\n * @return
\n *\/<\/p>\n

@RequestMapping("\/login")
\n public boolean login(String userName, String password, HttpSession session)
\n {
\n \/\/\u8d26\u53f7\u6216\u5bc6\u7801\u4e3a\u7a7a
\n if(!StringUtils.hasLength(userName) ||
\n !StringUtils.hasLength(password)){
\n return false;
\n }
\n \/\/\u6821\u9a8c\u8d26\u53f7\u5bc6\u7801\u662f\u5426\u6b63\u786e
\n \/\/\u7406\u8bba\u4e0a\u5e94\u8be5\u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u8d26\u53f7\u5bc6\u7801，\u6821\u9a8c\u662f\u5426\u6b63\u786e，\u4f46\u5f53\u524d\u8fd8\u6ca1\u8bb2\u6570\u636e\u5e93\u7684\u64cd\u4f5c，\u5148\u628a\u8d26\u53f7\u5bc6\u7801\u56fa\u5b9a\u5199\u6b7b
\n if (!"zhangsan".equals(userName) || !"123456".equals(password)){
\n return false;
\n }
\n \/\/\u5bc6\u7801\u9a8c\u8bc1\u6210\u529f，\u628a\u7528\u6237\u540d\u5b58\u50a8\u5728Session\u4e2d
\n session.setAttribute("userName",userName);
\n return true;
\n }
\n} <\/p>\n

StringUtiles.hasLength() \u662f Spring \u63d0\u4f9b\u7684\u4e00\u4e2a\u5de5\u5177\u65b9\u6cd5，\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u6709\u503c<\/p>\n

\u5b57\u7b26\u4e32\u4e3a null \u6216\u8005\u201c\u201d\u65f6，\u8fd4\u56de false，\u5176\u4ed6\u8fd4\u56de true<\/p>\n

public static boolean hasLength(@Nullable String str) {
\n return str != null && !str.isEmpty();
\n} <\/p>\n

\u7b49\u6211\u4eec\u540e\u7eed\u63a5\u89e6\u591a\u4e86，\u4e00\u770b\u5230 Utiles \u5c31\u77e5\u9053\u5b83\u662f\u4e2a\u5de5\u5177\u7c7b，\u8fd9\u91cc\u6709\u5f88\u591a\u5b9e\u7528\u7684\u5de5\u5177👇\"\"<\/p>\n

\u5de5\u5177\u7c7b\u7684\u547d\u540d\u901a\u5e38\u662f\u4f60\u5bf9\u4e8e\u54ea\u4e00\u5757\u5904\u7406\u7684，\u524d\u9762\u5c31\u52a0\u4ec0\u4e48，\u6bd4\u5982\u8bf4\u4f60\u5bf9\u4e8e String ，\u5bf9\u5b57\u7b26\u4e32\u7684\u4e00\u4e2a\u5de5\u5177\u7c7b，\u5c31\u662f StringUtils，\u5982\u679c\u4f60\u662f\u5bf9\u4e8e\u65e5\u671f\u7684\u5de5\u5177\u7c7b，\u5de5\u5177\u7c7b\u5c31\u53eb DateUtils，\u7136\u540e\u4f60\u5bf9\u4e8e Long \u7684\u5904\u7406，\u5c31\u53eb LongUtils，\u8fd9\u4e5f\u7b97\u6211\u4eec\u4e00\u4e2a\u4e0d\u6210\u6587\u7684\u547d\u540d\u89c4\u77e9，\u4f46\u5927\u5bb6\u90fd\u77e5\u9053，\u6bd4\u5982 NumberUtils\u3001TypeUtils👇<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

\u67e5\u8be2\u767b\u5f55\u7528\u6237\u63a5\u53e3<\/h5>\n

package com.bite.spring.demo;<\/p>\n

import org.springframework.util.StringUtils;
\nimport org.springframework.web.bind.annotation.RequestMapping;
\nimport org.springframework.web.bind.annotation.RestController;<\/p>\n

\/**
\n * Created with IntelliJ IDEA.
\n * Description:
\n * User: CoderYanger
\n * Date: 2026-10-23
\n * Time: 20:03
\n *\/
\n@RequestMapping("\/user")
\n@RestController
\npublic class UserController {
\n @RequestMapping("\/login")
\n public Boolean login(String userName,String password){
\n \/\/\u53c2\u6570\u6821\u9a8c
\n\/\/ if(userName!=null||userName==""||password==null||password==""){
\n\/\/ return false;
\n\/\/ }
\n\/\/ \u4e0a\u8ff0\u4ee3\u7801\u5199\u7740\u592a\u9ebb\u70e6，\u6211\u4eec\u6709\u66f4\u7b80\u6d01\u7684\u5199\u6cd5👇
\n if(!StringUtils.hasLength(userName)||!StringUtils.hasLength(password)){
\n return false;
\n }
\n \/\/\u6821\u9a8c\u7528\u6237\u540d\u548c\u5bc6\u7801\u662f\u5426\u6b63\u786e
\n \/\/\u8fd8\u672a\u5b66\u4e60\u6570\u636e\u5e93\u76f8\u5173\u7684\u64cd\u4f5c，\u6682\u4e14\u628a\u8d26\u53f7\u548c\u5bc6\u7801\u5199\u6b7b admin admin
\n if("admin".equals(userName)&&"admin".equals(password)){
\n return true;
\n }
\n return false;
\n }
\n}<\/p>\n

\u6ce8\u610f\u70b9\u2460：\u5f53\u7136\u8fd9\u79cd\u5199\u6cd5\u4e0d\u662f\u552f\u4e00\u7684，\u6bd4\u5982\u4e0a\u8ff0\u4ee3\u7801\u53ef\u4ee5\u5199\u6210👇，\u4f46\u8fd8\u662f\u5efa\u8bae\u5199\u6210\u4e0a\u8ff0\u4ee3\u7801（\u56e0\u4e3a\u597d\u770b~~）<\/p>\n

public Boolean login2(String userName,String password){
\n \/\/\u53c2\u6570\u6821\u9a8c
\n if(StringUtils.hasLength(userName)&&StringUtils.hasLength(password)){
\n if("admin".equals(userName)&&"admin".equals(password)){
\n return true;
\n }
\n }
\n return false;
\n } <\/p>\n

\u6211\u4eec\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\u8981\u6c42\u5d4c\u5957\u4e0d\u80fd\u8d85\u8fc7\u4e94\u5c42，\u5c42\u6570\u591a\u4e86\u4eba\u4e5f\u4f1a\u6655~~<\/p>\n

\u5176\u5b9e\u522b\u8bf4\u4e94\u5c42\u4e86，\u56db\u5c42\u57fa\u672c\u90fd\u6ca1\u6cd5\u770b\u4e86，\u6240\u4ee5\u6211\u4eec\u8981\u5c3d\u91cf\u51cf\u5c11\u5d4c\u5957~~<\/p>\n

\u6ce8\u610f\u70b9\u2461：\u4e3a\u5565\u5199\u6210 "admin".equals(userName) \u800c\u4e0d\u662f userName.equals("admin")？？<\/p>\n

\u56e0\u4e3a equals \u4f1a\u62a5\u7a7a\u6307\u9488\u5f02\u5e38 NullpointException，\u5f53\u524d\u9762\u7684\u503c\u4e3a null \u65f6，\u5c31\u4f1a\u62a5\u7a7a\u6307\u9488\u5f02\u5e38，\u4f46\u662f\u540e\u9762\u90a3\u4e2a\u4e3a null \u5c31\u6ca1\u5173\u7cfb，\u6240\u4ee5\u6211\u4eec\u5728\u53bb\u5199\u7684\u65f6\u5019，\u901a\u5e38\u628a\u5e38\u91cf\u5199\u5728\u524d\u9762<\/p>\n

\u7b54\u7591：<\/span><\/p>\n

Q1：\u6211\u4eec\u524d\u9762\u4e0d\u662f\u6821\u9a8c\u8fc7\u4e86\u5417？？<\/span><\/p>\n

\u786e\u5b9e\u662f，\u4f46\u662f\u4f60\u80fd\u4fdd\u8bc1\u4ee5\u540e\u5199\u4ee3\u7801\u90fd\u4e0d\u5fd8\u8bb0\u5199\u6821\u9a8c\u5417？？\u6240\u4ee5\u6211\u4eec\u8fd8\u662f\u8981\u517b\u6210\u4e60\u60ef，\u907f\u514d\u5fd8\u5199\u65f6\u51fa Bug~~<\/p>\n

Q2：\u6821\u9a8c\u4e0d\u662f\u5e94\u8be5\u524d\u7aef\u505a\u5417？？<\/span><\/p>\n

\u6ca1\u9519，\u4f46\u662f\u540e\u7aef\u4e5f\u5f97\u5e72，\u53c2\u6570\u6821\u9a8c\u524d\u7aef\u540e\u7aef\u90fd\u8981\u5e72，\u524d\u7aef\u6821\u9a8c\u7684\u65f6\u5019\u4e0d\u8003\u8651\u540e\u7aef，\u540e\u7aef\u6821\u9a8c\u7684\u65f6\u5019\u4e0d\u8003\u8651\u524d\u7aef，\u5404\u5e72\u5404\u7684\u4e8b\u513f，\u524d\u540e\u7aef\u90fd\u5f97\u505a，\u4f60\u4e0d\u6821\u9a8c\u968f\u4fbf\u5199\u4e2a\u4ee3\u7801\u5c31\u6254\u7ed9\u524d\u7aef\u4e86，\u524d\u7aef\u4e00\u770b\u90fd\u8fd0\u884c\u4e0d\u8d77\u6765，\u80af\u5b9a\u4f1a\u9a82\u4f60\u7684，\u4e22\u4eba~~<\/p>\n

\n

\u63a5\u4e0b\u6765\u6211\u4eec\u81ea\u6d4b\u4e00\u4e0b👇<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

\u53d1\u73b0\u6ca1\u95ee\u9898，\u63a5\u4e0b\u6765\u518d\u5199\u83b7\u53d6\u767b\u5f55\u7528\u6237\u4fe1\u606f\u7684\u4ee3\u7801，\u603b\u7684\u4ee3\u7801👇<\/p>\n

package com.bite.spring.demo;<\/p>\n

import jakarta.servlet.http.HttpSession;
\nimport org.springframework.util.StringUtils;
\nimport org.springframework.web.bind.annotation.RequestMapping;
\nimport org.springframework.web.bind.annotation.RestController;<\/p>\n

\/**
\n * Created with IntelliJ IDEA.
\n * Description:
\n * User: CoderYanger
\n * Date: 2026-10-23
\n * Time: 20:03
\n *\/
\n@RequestMapping("\/user")
\n@RestController
\npublic class UserController {
\n @RequestMapping("\/login")
\n public Boolean login(String userName, String password, HttpSession session){
\n \/\/\u53c2\u6570\u6821\u9a8c
\n\/\/ if(userName!=null||userName==""||password==null||password==""){
\n\/\/ return false;
\n\/\/ }
\n\/\/ \u4e0a\u8ff0\u4ee3\u7801\u5199\u7740\u592a\u9ebb\u70e6，\u6211\u4eec\u6709\u66f4\u7b80\u6d01\u7684\u5199\u6cd5👇
\n if(!StringUtils.hasLength(userName)||!StringUtils.hasLength(password)){
\n return false;
\n }
\n \/\/\u6821\u9a8c\u7528\u6237\u540d\u548c\u5bc6\u7801\u662f\u5426\u6b63\u786e
\n \/\/\u8fd8\u672a\u5b66\u4e60\u6570\u636e\u5e93\u76f8\u5173\u7684\u64cd\u4f5c，\u6682\u4e14\u628a\u8d26\u53f7\u548c\u5bc6\u7801\u5199\u6b7b admin admin
\n if("admin".equals(userName)&&"admin".equals(password)){
\n \/\/\u5bc6\u7801\u6b63\u786e
\n session.setAttribute("userName",userName);\/\/\u653e\u8fdbsession\u91cc
\n return true;
\n }
\n return false;
\n }<\/p>\n

@RequestMapping("\/getLoginUser")
\n public String getLoginUser(HttpSession session){
\n String userName=(String)session.getAttribute("userName");
\n return userName;
\n }
\n\/\/ public Boolean login2(String userName,String password){
\n\/\/ \/\/\u53c2\u6570\u6821\u9a8c
\n\/\/ if(StringUtils.hasLength(userName)&&StringUtils.hasLength(password)){
\n\/\/ if("admin".equals(userName)&&"admin".equals(password)){
\n\/\/ return true;
\n\/\/ }
\n\/\/ }
\n\/\/ return false;
\n\/\/ }
\n}<\/p>\n

\u7531\u4e8e\u4e00\u5f00\u59cb\u6211\u4eec\u5e76\u6ca1\u6709\u8bbe\u7f6e session，\u6240\u4ee5\u83b7\u53d6\u65f6\u662f\u7a7a\u7684👇\"\"<\/p>\n

set \u7684\u8bdd，\u6211\u4eec\u5c31\u901a\u8fc7\u767b\u5f55\u6765 set \u4e86👇\"\"<\/p>\n

\u63a5\u4e0b\u6765\u5c31\u80fd\u83b7\u53d6\u767b\u5f55\u7528\u6237\u4fe1\u606f\u4e86👇\"\"<\/p>\n

\u6b64\u65f6\u7b2c\u4e8c\u4e2a\u63a5\u53e3\u6211\u4eec\u4e5f\u6d4b\u8bd5\u5b8c\u6210\u4e86~~<\/p>\n

3.2.4 \u8c03\u6574\u524d\u7aef\u9875\u9762\u4ee3\u7801<\/h4>\n

1.\u8c03\u6574\u767b\u5f55\u9875\u9762 login.html<\/h5>\n

\u4e0a\u9762\u8ba1\u7b97\u5668\u7684\u4ee3\u7801\u6211\u4eec\u662f\u7528 form \u8868\u5355\u8fdb\u884c\u63d0\u4ea4\u7684，\u4f46\u662f\u5b83\u6709\u4e00\u4e2a\u7f3a\u70b9，\u5c31\u662f\u9875\u9762\u4e00\u5b9a\u4f1a\u53d1\u751f\u8df3\u8f6c，\u6240\u4ee5\u63a5\u4e0b\u6765\u6211\u4eec\u5b66\u4e60\u7528 Ajax \u53d1\u8d77\u8bf7\u6c42~~（\u91cd\u70b9）<\/p>\n

\u5565\u662f Ajax \u5462？？👇ajax（Web\u6570\u636e\u4ea4\u4e92\u65b9\u5f0f）_\u767e\u5ea6\u767e\u79d1<\/p>\n

\"\"<\/p>\n

\u539f\u751f\u7684 ajax \u5199\u8d77\u6765\u975e\u5e38\u9ebb\u70e6，\u73b0\u5728\u4e5f\u6ca1\u6709\u591a\u5c11\u4eba\u7528\u4e86，\u6240\u4ee5\u6211\u4eec\u5b66\u4e60\u7528 JQuery \u5b8c\u6210 Ajax \u64cd\u4f5c~~<\/p>\n

\u5bf9\u4e8e\u524d\u7aef\u800c\u8a00，\u5f53\u70b9\u51fb\u767b\u5f55\u6309\u94ae\u65f6，\u9700\u8981\u628a\u7528\u6237\u8f93\u5165\u7684\u4fe1\u606f\u4f20\u9012\u5230\u540e\u7aef\u8fdb\u884c\u6821\u9a8c，\u540e\u7aef\u6821\u9a8c\u6210\u529f，\u5219\u8df3\u8f6c\u5230\u9996\u9875：index.html，\u540e\u7aef\u6821\u9a8c\u5931\u8d25，\u5219\u76f4\u63a5\u5f39\u7a97<\/p>\n

login.html \u4ee3\u7801\u5c55\u793a👇<\/p>\n

<!DOCTYPE html>
\n<html lang="en"><\/p>\n

<head>
\n <meta charset="UTF-8">
\n <title>\u767b\u5f55\u9875\u9762<\/title>
\n<\/head><\/p>\n

<body>
\n <h1>\u7528\u6237\u767b\u5f55<\/h1>
\n \u7528\u6237\u540d：<input name="userName" type="text" id="userName"><br>
\n \u5bc6\u7801：<input name="password" type="password" id="password"><br>
\n <input type="button" value="\u767b\u5f55" onclick="login()"><\/p>\n

<script src="https:\/\/cdn.bootcdn.net\/ajax\/libs\/jquery\/3.6.4\/jquery.min.js"><\/script>
\n <script>
\n function login() {
\n \/\/ \u5bf9\u8c61\u8981\u4f7f\u7528\u5927\u62ec\u53f7\u62ec\u8d77\u6765
\n $.ajax({
\n type:"post",\/\/\u8bf7\u6c42\u7c7b\u578b
\n url:"\/user\/login",\/\/\u8bf7\u6c42\u8def\u5f84
\n data:{\/\/\u8bf7\u6c42\u53c2\u6570
\n \/\/ID\u524d\u9762\u52a0#，.val()\u62ff\u5230\u503c
\n userName:$("#userName").val(),\/\/\u53d6input\u6846\u91cc\u7684\u503c
\n password:$("#password").val()
\n },
\n \/\/HTTP\u8bf7\u6c42\u6210\u529f\u4e86，\u4e0d\u5173\u5fc3\u7ed9\u7684\u54cd\u5e94\u662f\u5565，\u8c03\u7528\u56de\u8c03\u51fd\u6570，\u63a5\u6536\u540e\u7aef\u53c2\u6570
\n success:function(result){\/\/\u8fd9\u4e2aresult\u540d\u5b57\u968f\u4fbf\u5b9a\u4e49
\n if(result){\/\/\u540e\u7aef\u8fd4\u56de\u7684result\u662fString，\u90a3\u5c31\u662fString，\u540e\u7aef\u8fd4\u56de\u7684\u662fJSON，\u90a3\u5c31\u662f\u5bf9\u8c61，\u5c31\u53ef\u4ee5\u7528.\u6765\u4f7f\u7528\u4e86
\n \/\/\u540e\u7aef\u8fd4\u56detrue，\u8bf4\u660e\u5bc6\u7801\u6b63\u786e，\u8df3\u8f6c\u5230\u6307\u5b9a\u9875\u9762
\n location.href="index.html";
\n \/\/location.assign("index.html");\/\/\u8fd9\u884c\u4ee3\u7801\u4e5f\u53ef\u4ee5\u5b8c\u6210\u9875\u9762\u8df3\u8f6c，\u4e86\u89e3\u5373\u53ef
\n }else{
\n \/\/\u5bc6\u7801\u9519\u8bef
\n alert("\u5bc6\u7801\u9519\u8bef，\u8bf7\u786e\u8ba4");
\n }
\n }
\n });
\n }<\/p>\n

<\/script>
\n<\/body><\/p>\n

<\/html> <\/p>\n

\u590d\u4e60：id \u524d\u52a0 #，class \u524d\u52a0 . ，\u53d6\u503c\u548c\u8d4b\u503c\u90fd\u662f val()，\u53c2\u6570\u91cc\u9762\u65b9\u6cd5\u6ca1\u6709\u503c\u8868\u793a\u53d6\u503c<\/span><\/p>\n

\u4e0a\u8ff0\u4ee3\u7801\u6709\u7740\u5bf9\u5e94\u5173\u7cfb👇<\/p>\n

\"\"<\/p>\n

\u9875\u9762\u8df3\u8f6c\u7684\u4e09\u79cd\u65b9\u5f0f：<\/p>\n

1.window.location.href="book_list.html";<\/p>\n

2.window.location.assign("book_list.html");<\/p>\n

3.window.location.replace("book_list.html");<\/p>\n

\u4ee5\u4e0a\u5199\u6cd5，\u901a\u5e38\u628a\u201cwindow.\u201d\u7701\u7565，\u6bd4\u5982 window.location.href="book_list.html";<\/p>\n

\u5199\u6210 location.href="book_list.html";<\/p>\n

\u4e09\u8005\u533a\u522b\u53c2\u8003：location.assign()\u3001location.href\u3001location.replace(url)\u7684\u4e0d\u540c<\/p>\n

2.\u8c03\u6574\u9996\u9875\u4ee3\u7801<\/h5>\n

\u00a0\u4e0b\u9762\u6211\u4eec\u518d\u628a index.html \u4ee3\u7801\u5199\u4e00\u4e0b，\u7136\u540e\u4e00\u8d77\u6d4b\u8bd5👇<\/p>\n

<!doctype html>
\n<html lang="en"><\/p>\n

<head>
\n <meta charset="UTF-8">
\n <meta name="viewport"
\n content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
\n <meta http-equiv="X-UA-Compatible" content="ie=edge">
\n <title>\u7528\u6237\u767b\u5f55\u9996\u9875<\/title>
\n<\/head><\/p>\n

<body>
\n \u767b\u5f55\u4eba: <span id="loginUser"><\/span><\/p>\n

<script src="https:\/\/cdn.bootcdn.net\/ajax\/libs\/jquery\/3.6.4\/jquery.min.js"><\/script>
\n <script>
\n $.ajax({
\n url:"\/user\/getLoginUser",\/\/\u56e0\u4e3a\u662f\u4e2a\u5bf9\u8c61，\u6240\u4ee5\u6ca1\u987a\u5e8f
\n type:"get",
\n \/\/\u6ca1\u6709\u4f20\u53c2，\u4e0d\u5199 data
\n success:function(userName){
\n $("#loginUser").text(userName);\/\/span\u6807\u7b7e\u4f7f\u7528text\u65b9\u5f0f\u6765\u8d4b\u503c
\n }
\n });
\n <\/script>
\n<\/body><\/p>\n

<\/html> <\/p>\n

3.2.5 \u8fd0\u884c\u6d4b\u8bd5<\/h4>\n

\u81ea\u6d4b\u6f14\u793a👇<\/p>\n

\u7528\u6237\u767b\u5f55\u9875\u9762\u524d\u540e\u7aef\u4ea4\u4e92\u6f14\u793a<\/p>\n

\u4ece\u4e0a\u8ff0\u89c6\u9891\u4e2d\u6211\u4eec\u53d1\u73b0，\u5f53\u6ca1\u6709\u767b\u5f55\u7684\u65f6\u5019，\u767b\u5f55\u4eba\u662f\u4e0d\u663e\u793a\u7684，\u8d26\u53f7\u548c\u5bc6\u7801\u5168\u6b63\u786e\u4e86\u624d\u80fd\u767b\u5f55\u6210\u529f~~<\/p>\n

\u6ce8\u610f：\u5982\u679c\u4e00\u76f4\u8f6c\u5708\u5708，\u53ef\u80fd\u662f JQuery \u8fd8\u5728\u52a0\u8f7d，\u8fd9\u65f6\u5019\u53ef\u4ee5\u628a JQuery \u8bbe\u7f6e\u6210\u672c\u5730\u7684，\u5426\u5219\u540e\u7eed\u7684\u4ee3\u7801\u90fd\u9700\u8981 JQuery，\u662f\u8fd0\u884c\u4e0d\u8d77\u6765\u7684，\u800c\u4e14\u5176\u5b9e\u5728 \u6d4f\u89c8\u5668 \u4e2d\u6211\u4eec\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u7b80\u5355\u6293\u5305👇<\/p>\n

\"\"<\/p>\n

\u6309\u4e0b F12 \u540e，\u5728\u7f51\u7edc\u90e8\u5206，\u5de6\u8fb9\u5c31\u662f\u8bbf\u95ee\u7684\u4e00\u4e9b\u4e1c\u897f，\u53f3\u8fb9\u5c31\u662f Header \u4e4b\u7c7b\u7684~~<\/p>\n

\u90a3\u5982\u679c\u6211\u4eec\u767b\u5f55\u4e4b\u540e\u628a Session \u6539\u4e00\u4e0b👇<\/p>\n

\"\"<\/p>\n

\u6211\u4eec\u628a\u5f00\u5934\u7684 4 \u6539\u6210 3 \u518d\u6765\u770b\u4e00\u4e0b👇\"\"<\/p>\n

\u5237\u65b0\u540e\u5c31\u53d1\u73b0\u627e\u4e0d\u5230\u4e86👇<\/p>\n

\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

\u76ee\u5f55
\n3.\u7efc\u5408\u6027\u7ec3\u4e60
\n3.1 \u52a0\u6cd5\u8ba1\u7b97\u5668
\n3.1.1 \u51c6\u5907\u5de5\u4f5c
\n3.1.2 \u7ea6\u5b9a\u524d\u540e\u7aef\u4ea4\u4e92\u63a5\u53e3
\n\u6982\u5ff5\u4ecb\u7ecd
\n\u9700\u6c42\u5206\u6790
\n\u63a5\u53e3\u5b9a\u4e49
\n\u8bf7\u6c42\u53c2\u6570
\n\u54cd\u5e94\u6570\u636e
\n3.1.3 \u670d\u52a1\u5668\u4ee3\u7801
\n3.1.4 \u8c03\u6574\u524d\u7aef\u9875\u9762\u4ee3\u7801
\n3.1.5 \u8fd0\u884c\u6d4b\u8bd5
\n3.2 \u7528\u6237\u767b\u5f55
\n3.2.1 \u51c6\u5907\u5de5\u4f5c
\n3.2.2 \u7ea6\u5b9a\u524d\u540e\u7aef\u4ea4\u4e92\u63a5\u53e3
\n\u9700\u6c42\u5206\u6790
\n\u63a5\u53e3\u5b9a\u4e49
\n\u6821\u9a8c\u63a5\u53e3
\n\u8bf7\u6c42\u53c2\u6570
\n\u54cd\u5e94\u6570\u636e
\n\u67e5\u8be2\u767b\u5f55\u7528\u6237\u63a5\u53e3
\n\u8bf7\u6c42\u53c2\u6570
\n\u54cd\u5e94\u6570\u636e
\n3.2.3 \u5b9e\u73b0\u670d\u52a1\u5668\u7aef\u4ee3\u7801
\n\u6821\u9a8c\u63a5\u53e3
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