{"id":97407,"date":"2026-08-29T13:16:53","date_gmt":"2026-08-29T05:16:53","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/97407.html"},"modified":"2026-08-29T13:16:53","modified_gmt":"2026-08-29T05:16:53","slug":"cron-%e8%a1%a8%e8%be%be%e5%bc%8f%e8%bf%9b%e9%98%b6%ef%bc%9a%e7%89%b9%e6%ae%8a%e5%ad%97%e7%ac%a6-l-w-%e5%ae%9e%e6%88%98","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/97407.html","title":{"rendered":"Cron \u8868\u8fbe\u5f0f\u8fdb\u9636\uff1a\u7279\u6b8a\u5b57\u7b26 L\/W\/# \u5b9e\u6218"},"content":{"rendered":"<p>0 0 0 L * ? \u662f\u4ec0\u4e48\u610f\u601d&#xff1f;15W \u548c 5#3 \u53c8\u4ee3\u8868\u4ec0\u4e48&#xff1f;\u8fd9\u4e09\u4e2a\u9ad8\u7ea7\u7279\u6b8a\u5b57\u7b26\u8ba9 Cron \u8868\u8fbe\u5f0f\u80fd\u63cf\u8ff0&#034;\u6708\u672b\u6267\u884c&#034;\u201c\u6700\u8fd1\u5de5\u4f5c\u65e5\u6267\u884c\u201d&#034;\u7b2c\u4e09\u4e2a\u5468\u4e94\u6267\u884c&#034;\u8fd9\u7c7b\u590d\u6742\u8c03\u5ea6\u3002\u672c\u6587\u7528\u5b9e\u9645\u6848\u4f8b\u8bb2\u900f\u5b83\u4eec\u7684\u7528\u6cd5\u3002<\/p>\n<h3>\u4e3a\u4ec0\u4e48\u9700\u8981 L\/W\/#<\/h3>\n<p>\u57fa\u7840\u7684\u7279\u6b8a\u5b57\u7b26 * , &#8211; \/ \u80fd\u8986\u76d6\u5927\u90e8\u5206\u5b9a\u65f6\u4efb\u52a1&#xff0c;\u4f46\u6709\u4e9b\u573a\u666f\u641e\u4e0d\u5b9a&#xff1a;<\/p>\n<ul>\n<li>\u6bcf\u6708\u6700\u540e\u4e00\u5929\u6267\u884c\u2014\u20141 \u6708 31 \u53f7\u30012 \u6708 28 \u53f7&#xff08;\u95f0\u5e74 29 \u53f7&#xff09;\u30014 \u6708 30 \u53f7&#xff0c;\u5929\u6570\u4e0d\u56fa\u5b9a&#xff0c;\/ \u6b65\u957f\u548c\u6570\u5b57\u5217\u8868\u90fd\u5199\u4e0d\u4e86<\/li>\n<li>\u6bcf\u6708 15 \u53f7\u6700\u8fd1\u7684\u5de5\u4f5c\u65e5\u6267\u884c\u2014\u2014\u5982\u679c 15 \u53f7\u662f\u5468\u516d&#xff0c;\u5e94\u8be5\u63d0\u524d\u5230 13 \u53f7\u5468\u4e94\u6267\u884c<\/li>\n<li>\u6bcf\u6708\u7b2c\u4e09\u4e2a\u5468\u4e94\u6267\u884c\u2014\u20145 \u53ea\u8868\u793a\u6bcf\u5468\u4e94&#xff0c;\u6ca1\u6cd5\u6307\u5b9a\u7b2c\u51e0\u5468<\/li>\n<\/ul>\n<p>\u8fd9\u4e09\u4e2a\u9700\u6c42\u5206\u522b\u5bf9\u5e94 L\u3001W\u3001# \u4e09\u4e2a\u7279\u6b8a\u5b57\u7b26\u3002\u5b83\u4eec\u53ea\u652f\u6301 Quartz Cron&#xff08;6 \u6bb5\u683c\u5f0f&#xff09;&#xff0c;\u6807\u51c6 Unix Cron&#xff08;5 \u6bb5&#xff09;\u4e0d\u652f\u6301\u3002<\/p>\n<h3>L \u2014 \u6700\u540e<\/h3>\n<p>L \u662f Last \u7684\u7f29\u5199&#xff0c;\u8868\u793a&#034;\u6700\u540e\u4e00\u4e2a&#034;\u3002\u7528\u5728\u65e5\u5b57\u6bb5\u8868\u793a\u5f53\u6708\u6700\u540e\u4e00\u5929&#xff0c;\u7528\u5728\u5468\u5b57\u6bb5\u8868\u793a\u5f53\u6708\u6700\u540e\u4e00\u4e2a\u5468\u51e0\u3002<\/p>\n<h4>\u65e5\u5b57\u6bb5\u7684 L<\/h4>\n<p>0 0 0 L * ?          \u6bcf\u6708\u6700\u540e\u4e00\u5929 0 \u70b9\u6267\u884c<br \/>\n0 0 3 L * ?          \u6bcf\u6708\u6700\u540e\u4e00\u5929 3 \u70b9\u6267\u884c<\/p>\n<p>1 \u6708 L &#061; 31 \u53f7&#xff0c;2 \u6708 L &#061; 28 \u53f7&#xff08;\u95f0\u5e74 29 \u53f7&#xff09;&#xff0c;4 \u6708 L &#061; 30 \u53f7\u3002\u81ea\u52a8\u9002\u914d\u6bcf\u6708\u5929\u6570&#xff0c;\u4e0d\u7528\u624b\u52a8\u7ef4\u62a4\u3002<\/p>\n<h4>\u5468\u5b57\u6bb5\u7684 L<\/h4>\n<p>0 0 0 ? * 5L         \u6bcf\u6708\u6700\u540e\u4e00\u4e2a\u5468\u4e94\u6267\u884c<br \/>\n0 0 0 ? * 1L         \u6bcf\u6708\u6700\u540e\u4e00\u4e2a\u5468\u4e00\u6267\u884c<\/p>\n<p>5L \u8868\u793a\u5f53\u6708\u6700\u540e\u4e00\u4e2a\u5468\u4e94\u3002\u6570\u5b57\u5728\u524d&#xff0c;L \u5728\u540e&#xff0c;\u8868\u793a&#034;\u6700\u540e\u4e00\u4e2a\u5468 X&#034;\u3002<\/p>\n<h4>L \u7684\u7ec4\u5408<\/h4>\n<p>0 0 0 L-3 * ?        \u6bcf\u6708\u5012\u6570\u7b2c 3 \u5929\u6267\u884c<\/p>\n<p>L-3 \u8868\u793a\u4ece\u6708\u672b\u5f80\u524d\u63a8 3 \u5929\u30021 \u6708 L-3 &#061; 28 \u53f7&#xff0c;2 \u6708 L-3 &#061; 25 \u53f7&#xff08;\u975e\u95f0\u5e74&#xff09;\u3002\u8fd9\u4e2a\u8bed\u6cd5\u8f83\u65b0&#xff0c;\u4e0d\u662f\u6240\u6709\u5b9e\u73b0\u90fd\u652f\u6301\u3002<\/p>\n<h3>W \u2014 \u6700\u8fd1\u5de5\u4f5c\u65e5<\/h3>\n<p>W \u662f Weekday \u7684\u7f29\u5199&#xff0c;\u8868\u793a&#034;\u6700\u8fd1\u7684\u5de5\u4f5c\u65e5&#034;&#xff08;\u5468\u4e00\u5230\u5468\u4e94&#xff09;\u3002\u53ea\u7528\u5728\u65e5\u5b57\u6bb5\u3002<\/p>\n<p>0 0 0 15W * ?        \u6bcf\u6708 15 \u53f7\u6700\u8fd1\u7684\u5de5\u4f5c\u65e5\u6267\u884c<\/p>\n<p>15W \u7684\u89c4\u5219&#xff1a;<\/p>\n<ul>\n<li>\u5982\u679c 15 \u53f7\u662f\u5de5\u4f5c\u65e5&#xff08;\u5468\u4e00\u5230\u5468\u4e94&#xff09;&#xff0c;\u5c31\u5728 15 \u53f7\u6267\u884c<\/li>\n<li>\u5982\u679c 15 \u53f7\u662f\u5468\u516d&#xff0c;\u63d0\u524d\u5230 14 \u53f7\u5468\u4e94\u6267\u884c<\/li>\n<li>\u5982\u679c 15 \u53f7\u662f\u5468\u65e5&#xff0c;\u63a8\u8fdf\u5230 16 \u53f7\u5468\u4e00\u6267\u884c<\/li>\n<\/ul>\n<p>\u6ce8\u610f W \u53ea\u80fd\u5411\u524d\u627e\u5de5\u4f5c\u65e5&#xff0c;\u4e0d\u4f1a\u8de8\u6708\u3002\u5982\u679c 1 \u53f7\u662f\u5468\u516d&#xff0c;1W \u4f1a\u5728 1 \u53f7\u6267\u884c\u5417&#xff1f;\u4e0d\u4f1a\u2014\u20141W \u627e\u4e0d\u5230\u524d\u9762\u7684\u5de5\u4f5c\u65e5&#xff0c;\u4f1a\u5728 1 \u53f7\u6267\u884c&#xff08;\u5373\u4f7f\u5b83\u662f\u5468\u516d&#xff09;&#xff0c;\u56e0\u4e3a\u4e0d\u80fd\u8de8\u5230\u4e0a\u4e2a\u6708\u3002<\/p>\n<p>0 0 0 1W * ?         \u6bcf\u6708 1 \u53f7\u6700\u8fd1\u7684\u5de5\u4f5c\u65e5\u6267\u884c<br \/>\n0 9 0 LW * ? 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       \u65e5\u5b57\u6bb5 15W&#xff0c;\u5468\u5b57\u6bb5 ? \u2192 \u6bcf\u6708 15 \u53f7\u6700\u8fd1\u5de5\u4f5c\u65e5<br \/>\n0 0 0 ? * 5#3        \u65e5\u5b57\u6bb5 ?&#xff0c;\u5468\u5b57\u6bb5 5#3 \u2192 \u6bcf\u6708\u7b2c\u4e09\u4e2a\u5468\u4e94<\/p>\n<p>\u89c4\u5219\u5f88\u7b80\u5355&#xff1a;\u65e5\u5b57\u6bb5\u6307\u5b9a\u4e86\u5177\u4f53\u503c&#xff0c;\u5468\u5b57\u6bb5\u5c31\u7528 ?&#xff1b;\u5468\u5b57\u6bb5\u6307\u5b9a\u4e86\u5177\u4f53\u503c&#xff0c;\u65e5\u5b57\u6bb5\u5c31\u7528 ?\u3002\u4e24\u8005\u4e0d\u80fd\u540c\u65f6\u4e3a *\u3002<\/p>\n<h3>\u5b8c\u6574\u6848\u4f8b\u5bf9\u7167\u8868<\/h3>\n<table>\n<tr>\u573a\u666f\u8868\u8fbe\u5f0f\u4e2d\u6587\u542b\u4e49<\/tr>\n<tbody>\n<tr>\n<td>\u6bcf\u6708\u6700\u540e\u4e00\u5929\u51cc\u6668\u6267\u884c<\/td>\n<td>0 0 0 L * ?<\/td>\n<td>\u5f53\u6708\u6700\u540e\u4e00\u5929 0 \u70b9<\/td>\n<\/tr>\n<tr>\n<td>\u6bcf\u6708\u6700\u540e\u4e00\u5929 23 \u70b9\u6267\u884c<\/td>\n<td>0 0 23 L * ?<\/td>\n<td>\u5f53\u6708\u6700\u540e\u4e00\u5929 23 \u70b9<\/td>\n<\/tr>\n<tr>\n<td>\u6bcf\u6708\u6700\u540e\u4e00\u4e2a\u5de5\u4f5c\u65e5\u6267\u884c<\/td>\n<td>0 0 0 LW * ?<\/td>\n<td>\u5f53\u6708\u6700\u540e\u4e00\u4e2a\u5de5\u4f5c\u65e5 0 \u70b9<\/td>\n<\/tr>\n<tr>\n<td>\u6bcf\u6708 15 \u53f7\u6700\u8fd1\u5de5\u4f5c\u65e5<\/td>\n<td>0 0 0 15W * ?<\/td>\n<td>\u5f53\u6708 15 \u53f7\u6700\u8fd1\u5de5\u4f5c\u65e5 0 \u70b9<\/td>\n<\/tr>\n<tr>\n<td>\u6bcf\u6708\u6700\u540e\u4e00\u4e2a\u5468\u4e94<\/td>\n<td>0 0 0 ? * 5L<\/td>\n<td>\u5f53\u6708\u6700\u540e\u4e00\u4e2a\u5468\u4e94 0 \u70b9<\/td>\n<\/tr>\n<tr>\n<td>\u6bcf\u6708\u7b2c\u4e09\u4e2a\u5468\u4e94<\/td>\n<td>0 0 0 ? * 5#3<\/td>\n<td>\u5f53\u6708\u7b2c\u4e09\u4e2a\u5468\u4e94 0 \u70b9<\/td>\n<\/tr>\n<tr>\n<td>\u6bcf\u6708\u7b2c\u4e00\u4e2a\u5468\u4e00<\/td>\n<td>0 0 0 ? * 1#1<\/td>\n<td>\u5f53\u6708\u7b2c\u4e00\u4e2a\u5468\u4e00 0 \u70b9<\/td>\n<\/tr>\n<tr>\n<td>\u6bcf\u6708\u5012\u6570\u7b2c\u4e09\u5929<\/td>\n<td>0 0 0 L-3 * ?<\/td>\n<td>\u5f53\u6708\u5012\u6570\u7b2c 3 \u5929 0 \u70b9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u5728\u7ebf\u9a8c\u8bc1<\/h3>\n<p>L\u3001W\u3001# \u8fd9\u4e09\u4e2a\u7279\u6b8a\u5b57\u7b26\u7684\u8bed\u4e49\u6bd4\u8f83\u62bd\u8c61&#xff0c;\u5149\u770b\u6587\u6863\u5f88\u96be\u786e\u8ba4\u5199\u5bf9\u6ca1\u6709\u3002\u53ef\u4ee5\u5728 \u76d8\u5b50\u5de5\u5177\u7ad9 Cron \u8868\u8fbe\u5f0f\u5de5\u5177 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260829051651-6a926b4303b4f.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u4e0a\u9a8c\u8bc1\u8fd9\u4e9b\u8868\u8fbe\u5f0f\u2014\u2014\u8f93\u5165 0 0 0 15W * ? 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