{"id":10021023,"date":"2025-10-08T22:40:48","date_gmt":"2025-10-08T14:40:48","guid":{"rendered":"https:\/\/itmax.cn\/?p=10021023"},"modified":"2025-10-08T22:40:48","modified_gmt":"2025-10-08T14:40:48","slug":"%e8%b6%85%e9%95%bf%e5%ae%9a%e6%97%b6%e5%99%a8-long-timeout","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10021023","title":{"rendered":"\u8d85\u957f\u5b9a\u65f6\u5668 long-timeout"},"content":{"rendered":"<p>\u5728 JavaScript \u5f00\u53d1\u4e2d\uff0c\u5b9a\u65f6\u5668\u662f\u5e38\u7528\u7684\u5f02\u6b65\u7f16\u7a0b\u5de5\u5177\u3002\u7136\u800c\uff0c\u539f\u751f\u7684 <code>setTimeout<\/code> \u548c <code>setInterval<\/code> \u5b58\u5728\u4e00\u4e2a\u9c9c\u4e3a\u4eba\u77e5\u7684\u9650\u5236\uff1a\u5b83\u4eec\u65e0\u6cd5\u5904\u7406\u8d85\u8fc7 24.8 \u5929\u7684\u5b9a\u65f6\u4efb\u52a1\u3002<\/p>\n<p>\u5bf9\u4e8e\u524d\u7aef\u5f00\u53d1\u6765\u8bf4\uff0c\u8be5\u9650\u5236\u4e0d\u592a\u4f1a\u51fa\u73b0\u95ee\u9898\uff0c\u4f46\u662f\u9700\u8981\u8bbe\u7f6e\u8d85\u957f\u5b9a\u65f6\u7684\u540e\u7aef\u5e94\u7528\u573a\u666f\uff0c\u5982\u957f\u671f\u63d0\u9192\u3001\u5468\u671f\u6027\u6570\u636e\u5907\u4efd\u3001\u8ba2\u9605\u670d\u52a1\u5230\u671f\u63d0\u9192\u7b49\uff0c\u8fd9\u4e2a\u9650\u5236\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4e25\u91cd\u7684\u529f\u80fd\u7f3a\u9677\u3002<\/p>\n<h2>JavaScript \u5b9a\u65f6\u5668\u7684\u9650\u5236<\/h2>\n<h3>\u539f\u7406<\/h3>\n<p>JavaScript \u4e2d <code>setTimeout<\/code> \u548c <code>setInterval<\/code> \u7684\u5ef6\u65f6\u53c2\u6570\u5b58\u5728\u4e00\u4e2a\u6700\u5927\u503c\u9650\u5236\uff0c\u8fd9\u6e90\u4e8e\u5e95\u5c42\u5b9e\u73b0\u7684\u6574\u6570\u7c7b\u578b\u9650\u5236\u3002\u5177\u4f53\u6765\u8bf4\uff1a<\/p>\n<pre><code class=\"js\">\/\/ JavaScript \u5b9a\u65f6\u5668\u7684\u6700\u5927\u5ef6\u65f6\u503c\uff08\u5355\u4f4d\uff1a\u6beb\u79d2\uff09\nconst TIMEOUT_MAX = 2 ** 31 - 1; \/\/ 2147483647 \u6beb\u79d2\n\n\/\/ \u8f6c\u6362\u4e3a\u5929\u6570\nconst MAX_DAYS = TIMEOUT_MAX \/ 1000 \/ 60 \/ 60 \/ 24; \/\/ \u7ea6 24.855 \u5929\n\nconsole.log(TIMEOUT_MAX); \/\/ \u8f93\u51fa: 2147483647\nconsole.log(MAX_DAYS);   \/\/ \u8f93\u51fa: 24.855134814814818<\/code><\/pre>\n<p>\u8fd9\u4e00\u9650\u5236\u7684\u6839\u672c\u539f\u56e0\u5728\u4e8e JavaScript \u5f15\u64ce\u5185\u90e8\u4f7f\u7528 32 \u4f4d\u6709\u7b26\u53f7\u6574\u6570\u6765\u5b58\u50a8\u5ef6\u65f6\u503c\u3002\u5f53\u63d0\u4f9b\u7684\u5ef6\u65f6\u503c\u8d85\u8fc7\u8fd9\u4e2a\u8303\u56f4\u65f6\uff0cJavaScript \u4f1a\u5c06\u5176\u89c6\u4e3a <code>0<\/code> \u5904\u7406\uff0c\u5bfc\u81f4\u5b9a\u65f6\u5668\u7acb\u5373\u6267\u884c\u3002<\/p>\n<h3>\u95ee\u9898\u793a\u4f8b<\/h3>\n<p>\u4ee5\u4e0b\u4ee3\u7801\u6f14\u793a\u4e86\u8d85\u51fa\u9650\u5236\u65f6\u7684\u95ee\u9898\uff1a<\/p>\n<pre><code class=\"js\">\/\/ \u5c1d\u8bd5\u8bbe\u7f6e 30 \u5929\u7684\u5ef6\u65f6\uff08\u8d85\u51fa 24.8 \u5929\u7684\u9650\u5236\uff09\nsetTimeout(() =&gt; {\n  console.log(&quot;\u5e94\u8be5\u5728 30 \u5929\u540e\u6267\u884c&quot;);\n}, 1000 * 60 * 60 * 24 * 30); \/\/ 2592000000 \u6beb\u79d2\n\n\/\/ \u5b9e\u9645\u7ed3\u679c\uff1a\u56de\u8c03\u51fd\u6570\u4f1a\u7acb\u5373\u6267\u884c\uff0c\u800c\u4e0d\u662f\u5728 30 \u5929\u540e<\/code><\/pre>\n<p>\u5728\u63a7\u5236\u53f0\u4e2d\u6267\u884c\u4e0a\u8ff0\u4ee3\u7801\uff0c\u4f1a\u53d1\u73b0\u56de\u8c03\u51fd\u6570\u7acb\u5373\u6267\u884c\uff0c\u800c\u4e0d\u662f\u50cf\u9884\u671f\u90a3\u6837\u5728 30 \u5929\u540e\u6267\u884c\u3002\u8fd9\u662f\u56e0\u4e3a <code>2592000000<\/code> \u6beb\u79d2\u8d85\u8fc7\u4e86 <code>2147483647<\/code> \u6beb\u79d2\u7684\u6700\u5927\u503c\u9650\u5236\u3002<\/p>\n<h2>long-timeout \u5e93<\/h2>\n<p><a href=\"https:\/\/link.segmentfault.com\/?enc=BLp07EuTc6oKuf6S8mhf9Q%3D%3D.0UPg7d6BuTFr5fmkzZrVTvREzbe9UrvqHDbla4dYCrD0vCK56GjPuFE3QJ2r5Wrw\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">long-timeout<\/a> \u662f\u4e00\u4e2a\u4e13\u95e8\u89e3\u51b3 JavaScript \u5b9a\u65f6\u5668\u65f6\u95f4\u9650\u5236\u95ee\u9898\u7684\u8f7b\u91cf\u7ea7\u5e93\u3002\u5b83\u63d0\u4f9b\u4e86\u4e0e\u539f\u751f API \u517c\u5bb9\u7684\u63a5\u53e3\uff0c\u540c\u65f6\u652f\u6301\u5904\u7406\u8d85\u8fc7 24.8 \u5929\u7684\u5ef6\u65f6\u4efb\u52a1\u3002<\/p>\n<h3>\u4e3b\u8981\u7279\u6027<\/h3>\n<ul>\n<li>\u5b8c\u5168\u517c\u5bb9\u539f\u751f <code>setTimeout<\/code> \u548c <code>setInterval<\/code> API<\/li>\n<li>\u652f\u6301\u4efb\u610f\u65f6\u957f\u7684\u5ef6\u65f6\uff0c\u4e0d\u53d7 24.8 \u5929\u9650\u5236<\/li>\n<li>\u8f7b\u91cf\u7ea7\u5b9e\u73b0\uff0c\u65e0\u5916\u90e8\u4f9d\u8d56<\/li>\n<li>\u540c\u65f6\u652f\u6301 Node.js \u548c\u6d4f\u89c8\u5668\u73af\u5883<\/li>\n<li>\u63d0\u4f9b\u4e0e\u539f\u751f\u65b9\u6cd5\u5bf9\u5e94\u7684\u6e05\u9664\u5b9a\u65f6\u5668\u51fd\u6570<\/li>\n<\/ul>\n<h2>\u5b89\u88c5\u4e0e\u57fa\u672c\u4f7f\u7528<\/h2>\n<h3>\u5b89\u88c5<\/h3>\n<p>\u53ef\u4ee5\u901a\u8fc7 npm \u6216 yarn \u5b89\u88c5 long-timeout \u5e93\uff1a<\/p>\n<pre><code class=\"bash\"># \u4f7f\u7528 npm\nnpm install long-timeout\n\n# \u4f7f\u7528 yarn\nyarn add long-timeout\n\npnpm add long-timeout<\/code><\/pre>\n<h3>\u57fa\u672c\u7528\u6cd5<\/h3>\n<p>long-timeout \u5e93\u63d0\u4f9b\u4e86\u4e0e\u539f\u751f API \u51e0\u4e4e\u76f8\u540c\u7684\u63a5\u53e3\uff0c\u4f7f\u7528\u975e\u5e38\u7b80\u5355\uff1a<\/p>\n<pre><code class=\"js\">\/\/ \u5f15\u5165 long-timeout \u5e93\nimport lt from 'long-timeout';\n\n\/\/ \u8bbe\u7f6e\u4e00\u4e2a 30 \u5929\u7684\u8d85\u65f6\u5b9a\u65f6\u5668\n\/\/ \u8fd4\u56de\u4e00\u4e2a\u5b9a\u65f6\u5668\u5f15\u7528\uff0c\u7528\u4e8e\u6e05\u9664\u5b9a\u65f6\u5668\nconst timeoutRef = lt.setTimeout(() =&gt; {\n  console.log('30 \u5929\u540e\u6267\u884c\u7684\u4ee3\u7801');\n}, 1000 * 60 * 60 * 24 * 30); \/\/ 2592000000 \u6beb\u79d2\n\n\/\/ \u6e05\u9664\u8d85\u65f6\u5b9a\u65f6\u5668\n\/\/ lt.clearTimeout(timeoutRef);\n\n\/\/ \u8bbe\u7f6e\u4e00\u4e2a\u6bcf 30 \u5929\u6267\u884c\u4e00\u6b21\u7684\u95f4\u9694\u5b9a\u65f6\u5668\nconst intervalRef = lt.setInterval(() =&gt; {\n  console.log('\u6bcf 30 \u5929\u6267\u884c\u4e00\u6b21\u7684\u4ee3\u7801');\n}, 1000 * 60 * 60 * 24 * 30);\n\n\/\/ \u6e05\u9664\u95f4\u9694\u5b9a\u65f6\u5668\n\/\/ \u540c\u4e0a\n\/\/ lt.clearInterval(intervalRef);<\/code><\/pre>\n<h2>\u5b9e\u73b0\u539f\u7406<\/h2>\n<p>long-timeout \u5e93\u7684\u6838\u5fc3\u5b9e\u73b0\u539f\u7406\u662f\u5c06\u8d85\u957f\u5ef6\u65f6\u5206\u89e3\u4e3a\u591a\u4e2a\u4e0d\u8d85\u8fc7 24.8 \u5929\u7684\u5c0f\u5ef6\u65f6\uff0c\u901a\u8fc7\u9012\u5f52\u8c03\u7528 <code>setTimeout<\/code> \u6765\u5b9e\u73b0\u5bf9\u8d85\u957f\u5ef6\u65f6\u7684\u652f\u6301\u3002\u540c\u65f6 <a href=\"https:\/\/link.segmentfault.com\/?enc=fKWoo17zs6Qv24RgJvHBPw%3D%3D.Imje3ArDpwDeexviXUmB1hRFuhpPFtwxuqZuGRPHKt7S9cesSjl2GlHLkRGhqTTh\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">node-cron<\/a> \u5e93\u4e5f\u662f\u57fa\u4e8e\u8be5\u539f\u7406\u5b9e\u73b0\u7684\u3002<\/p>\n<h3>\u6838\u5fc3\u5b9e\u73b0\u4ee3\u7801<\/h3>\n<p>\u4ee5\u4e0b\u662f long-timeout \u5e93\u7684\u6838\u5fc3\u5b9e\u73b0\u903b\u8f91\uff1a<\/p>\n<pre><code class=\"js\">\/\/ \u5b9a\u4e49 32 \u4f4d\u6709\u7b26\u53f7\u6574\u6570\u7684\u6700\u5927\u503c\nconst TIMEOUT_MAX = 2147483647;\n\n\/\/ \u5b9a\u65f6\u5668\u6784\u9020\u51fd\u6570\nfunction Timeout(after, listener) {\n  this.after = after;\n  this.listener = listener;\n  this.timeout = null;\n}\n\n\/\/ \u542f\u52a8\u5b9a\u65f6\u5668\u7684\u65b9\u6cd5\nTimeout.prototype.start = function() {\n  \/\/ \u5982\u679c\u5ef6\u65f6\u5c0f\u4e8e\u6700\u5927\u503c\uff0c\u76f4\u63a5\u4f7f\u7528 setTimeout\n  if (this.after &lt;= TIMEOUT_MAX) {\n    this.timeout = setTimeout(this.listener, this.after);\n  } else {\n    const self = this;\n    \/\/ \u5426\u5219\uff0c\u5148\u8bbe\u7f6e\u4e00\u4e2a\u6700\u5927\u503c\u7684\u5ef6\u65f6\uff0c\u7136\u540e\u9012\u5f52\u8c03\u7528\n    this.timeout = setTimeout(function() {\n      \/\/ \u51cf\u53bb\u5df2\u7ecf\u7b49\u5f85\u7684\u65f6\u95f4\n      self.after -= TIMEOUT_MAX;\n      \/\/ \u7ee7\u7eed\u542f\u52a8\u5b9a\u65f6\u5668\n      self.start();\n    }, TIMEOUT_MAX);\n  }\n};\n\n\/\/ \u6e05\u9664\u5b9a\u65f6\u5668\u7684\u65b9\u6cd5\nTimeout.prototype.clear = function() {\n  if (this.timeout !== null) {\n    clearTimeout(this.timeout);\n    this.timeout = null;\n  }\n};<\/code><\/pre>\n<h3>\u5de5\u4f5c\u6d41\u7a0b\u56fe\u89e3<\/h3>\n<p>long-timeout \u5e93\u7684\u5de5\u4f5c\u6d41\u7a0b\u53ef\u4ee5\u6982\u62ec\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\uff1a<\/p>\n<ol>\n<li>\u63a5\u6536\u7528\u6237\u8bbe\u7f6e\u7684\u5ef6\u65f6\u65f6\u95f4\u548c\u56de\u8c03\u51fd\u6570<\/li>\n<li>\u68c0\u67e5\u5ef6\u65f6\u662f\u5426\u8d85\u8fc7 2147483647 \u6beb\u79d2\uff08\u7ea6 24.8 \u5929\uff09<\/li>\n<li>\u5982\u679c\u672a\u8d85\u8fc7\u6700\u5927\u503c\uff0c\u76f4\u63a5\u4f7f\u7528\u539f\u751f <code>setTimeout<\/code><\/li>\n<li>\u5982\u679c\u8d85\u8fc7\u6700\u5927\u503c\uff0c\u5c06\u5ef6\u65f6\u5206\u89e3\u4e3a\u591a\u4e2a\u6700\u5927\u503c\u7684\u6bb5\uff0c\u901a\u8fc7\u9012\u5f52\u8c03\u7528\u5b9e\u73b0<\/li>\n<li>\u6bcf\u5b8c\u6210\u4e00\u4e2a\u65f6\u95f4\u6bb5\uff0c\u66f4\u65b0\u5269\u4f59\u5ef6\u65f6\u5e76\u7ee7\u7eed\u8bbe\u7f6e\u4e0b\u4e00\u4e2a\u5b9a\u65f6\u5668<\/li>\n<li>\u5f53\u6240\u6709\u65f6\u95f4\u6bb5\u5b8c\u6210\u540e\uff0c\u6267\u884c\u7528\u6237\u63d0\u4f9b\u7684\u56de\u8c03\u51fd\u6570<\/li>\n<\/ol>\n<pre><code>[\u7528\u6237\u8bbe\u7f6e\u8d85\u957f\u5ef6\u65f6] \u2192 [\u68c0\u67e5\u662f\u5426\u8d85\u8fc7 TIMEOUT_MAX] \u2500\u2500 \u5426 \u2500\u2192 [\u76f4\u63a5\u4f7f\u7528 setTimeout]\n                       \u2514\u2500\u2500 \u662f \u2500\u2192 [\u5206\u89e3\u4e3a\u591a\u4e2a TIMEOUT_MAX \u6bb5] \u2192 [\u9012\u5f52\u8c03\u7528 setTimeout]\n                                                                     \u2193\n                                                           [\u6240\u6709\u6bb5\u5b8c\u6210\u540e\u6267\u884c\u56de\u8c03]<\/code><\/pre>\n<h2>\u6ce8\u610f\u4e8b\u9879\u4e0e\u6700\u4f73\u5b9e\u8df5<\/h2>\n<h3>\u5185\u5b58\u7ba1\u7406<\/h3>\n<p>\u5bf9\u4e8e\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u5e94\u7528\uff0c\u5e94\u5f53\u6ce8\u610f\u53ca\u65f6\u6e05\u9664\u4e0d\u518d\u9700\u8981\u7684\u5b9a\u65f6\u5668\uff0c\u4ee5\u907f\u514d\u5185\u5b58\u6cc4\u6f0f\uff1a<\/p>\n<pre><code class=\"js\">import lt from 'long-timeout';\n\nlet timeoutRef = lt.setTimeout(() =&gt; {\n  console.log('\u4efb\u52a1\u6267\u884c');\n}, 1000 * 60 * 60 * 24 * 30); \/\/ 30 \u5929\n\n\/\/ \u5f53\u4e0d\u518d\u9700\u8981\u8be5\u5b9a\u65f6\u5668\u65f6\uff0c\u53ca\u65f6\u6e05\u9664\nfunction cancelTask() {\n  if (timeoutRef) {\n    lt.clearTimeout(timeoutRef);\n    timeoutRef = null; \/\/ \u91ca\u653e\u5f15\u7528\n    console.log('\u5b9a\u65f6\u5668\u5df2\u6e05\u9664');\n  }\n}<\/code><\/pre>\n<h3>\u5e94\u7528\u91cd\u542f\u7684\u5904\u7406<\/h3>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0clong-timeout \u4ec5\u5728\u5e94\u7528\u8fd0\u884c\u671f\u95f4\u6709\u6548\u3002\u5982\u679c\u5e94\u7528\u91cd\u542f\u6216\u8fdb\u7a0b\u7ec8\u6b62\uff0c\u6240\u6709\u672a\u6267\u884c\u7684\u5b9a\u65f6\u5668\u90fd\u4f1a\u4e22\u5931\u3002\u5bf9\u4e8e\u9700\u8981\u6301\u4e45\u5316\u7684\u5b9a\u65f6\u4efb\u52a1\uff0c\u5efa\u8bae\u7ed3\u5408\u6570\u636e\u5e93\u5b58\u50a8\uff1a<\/p>\n<pre><code class=\"js\">\/\/ \u5f15\u5165 long-timeout \u5e93\nimport lt from 'long-timeout';\n\/\/ \u5047\u8bbe\u7684\u6570\u636e\u5e93\u6a21\u5757\nimport db from '.\/database'; \n\n\/\/ \u4ece\u6570\u636e\u5e93\u52a0\u8f7d\u672a\u5b8c\u6210\u7684\u5b9a\u65f6\u4efb\u52a1\nasync function loadPendingTasks() {\n  const tasks = await db.getPendingTasks();\n  \n  tasks.forEach(task =&gt; {\n    const now = Date.now();\n    const delay = task.executeTime - now;\n    \n    if (delay &gt; 0) {\n      \/\/ \u91cd\u65b0\u8bbe\u7f6e\u5b9a\u65f6\u5668\n      const timeoutId = lt.setTimeout(async () =&gt; {\n        await executeTask(task.id);\n        await db.markTaskAsCompleted(task.id);\n      }, delay);\n      \n      \/\/ \u4fdd\u5b58 timeoutId \u4ee5\u4fbf\u540e\u7eed\u53ef\u80fd\u7684\u53d6\u6d88\u64cd\u4f5c\n      db.updateTaskTimeoutId(task.id, timeoutId);\n    } else {\n      \/\/ \u4efb\u52a1\u5df2\u8fc7\u671f\uff0c\u57fa\u4e8e\u4e1a\u52a1\u548c\u5f53\u524d\u65f6\u523b\u6765\u51b3\u5b9a\u662f\u5426\u6267\u884c\u6216\u53d6\u6d88\n      \/\/ \u5982\u7535\u5546\u5927\u4fc3\u53d1\u9001\u77ed\u4fe1\u63d0\u9192\u7528\u6237\n      \n      \/\/ \u8fd9\u91cc\u7b80\u5355\u5047\u8bbe\u4efb\u52a1\u5df2\u8fc7\u671f\uff0c\u76f4\u63a5\u6267\u884c\n      await executeTask(task.id);\n      await db.markTaskAsCompleted(task.id);\n    }\n  });\n}<\/code><\/pre>\n<h3>\u7cbe\u786e\u6027\u8003\u8651<\/h3>\n<p>\u867d\u7136 <code>long-timeout<\/code> \u6210\u529f\u89e3\u51b3\u4e86\u5b9a\u65f6\u5668\u65f6\u95f4\u8303\u56f4\u7684\u9650\u5236\u95ee\u9898\uff0c\u4f46\u5b9a\u65f6\u5668\u7684\u6267\u884c\u7cbe\u5ea6\u4ecd\u53d7 JavaScript \u4e8b\u4ef6\u5faa\u73af\u673a\u5236\u548c\u7cfb\u7edf\u8c03\u5ea6\u7684\u5f71\u54cd\u3002\u5728\u5b9e\u9645\u8fd0\u884c\u4e2d\uff0c\u4efb\u52a1\u53ef\u80fd\u65e0\u6cd5\u6309\u7167\u9884\u8bbe\u65f6\u95f4\u7cbe\u51c6\u6267\u884c\u3002<\/p>\n<p>\u4e3a\u4e86\u51cf\u5c11\u7cfb\u7edf\u8c03\u5ea6\u5e26\u6765\u7684\u8bef\u5dee\uff0c\u53ef\u5728\u6bcf\u6b21\u5b9a\u65f6\u5668\u89e6\u53d1\u65f6\u8bb0\u5f55\u5f53\u524d\u65f6\u95f4\u6233\uff0c\u5e76\u5728\u56de\u8c03\u51fd\u6570\u4e2d\u8ba1\u7b97\u5b9e\u9645\u6267\u884c\u65f6\u95f4\uff0c\u4ee5\u6b64\u5bf9\u65f6\u95f4\u8bef\u5dee\u8fdb\u884c\u8865\u507f\u3002\u4e0d\u8fc7\u8fd9\u79cd\u65b9\u6cd5\u4ec5\u80fd\u7f13\u89e3\u90e8\u5206\u7cbe\u5ea6\u95ee\u9898\uff0c\u65e0\u6cd5\u5b8c\u5168\u6d88\u9664\u8bef\u5dee\u3002<\/p>\n<p>\u5bf9\u4e8e\u5bf9\u8ba1\u65f6\u7cbe\u5ea6\u8981\u6c42\u9ad8\u7684\u573a\u666f\uff0c<code>long-timeout<\/code> \u53ef\u80fd\u65e0\u6cd5\u6ee1\u8db3\u9700\u6c42\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6848\u6765\u89e3\u51b3\uff1a<\/p>\n<ul>\n<li><strong>Web Workers<\/strong>\uff1a\u53ef\u5728\u540e\u53f0\u7ebf\u7a0b\u6267\u884c\u4efb\u52a1\uff0c\u4e0d\u963b\u585e\u4e3b\u7ebf\u7a0b\uff0c\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u80fd\u63d0\u5347\u8ba1\u65f6\u7cbe\u5ea6\u3002\u4e0d\u8fc7\u5b58\u5728\u901a\u4fe1\u5f00\u9500\u5927\u53ca\u5b9e\u73b0\u590d\u6742\u7684\u95ee\u9898\u3002<\/li>\n<li><strong>Node.js \u7684 <code>process.hrtime()<\/code><\/strong>\uff1a\u63d0\u4f9b\u9ad8\u7cbe\u5ea6\u7684\u65f6\u95f4\u6d4b\u91cf\uff0c\u53ef\u7528\u4e8e\u9700\u8981\u7cbe\u786e\u8ba1\u65f6\u7684\u573a\u666f\uff0c\u7ed3\u5408\u9002\u5f53\u7684\u903b\u8f91\u53ef\u5b9e\u73b0\u8f83\u7cbe\u786e\u7684\u5b9a\u65f6\u4efb\u52a1\u3002<\/li>\n<li><strong>\u64cd\u4f5c\u7cfb\u7edf\u7ea7\u5b9a\u65f6\u4efb\u52a1<\/strong>\uff1a\u5982 Linux \u7684 <code>cron<\/code> \u6216 Windows \u7684\u4efb\u52a1\u8ba1\u5212\u7a0b\u5e8f\uff0c\u501f\u52a9\u7cfb\u7edf\u5c42\u9762\u7684\u8c03\u5ea6\u80fd\u529b\uff0c\u80fd\u4fdd\u8bc1\u8f83\u9ad8\u7684\u8ba1\u65f6\u7cbe\u5ea6\uff0c\u4e0d\u8fc7\u9700\u8981\u4e0e\u5e94\u7528\u7a0b\u5e8f\u8fdb\u884c\u4ea4\u4e92\u96c6\u6210\u3002<\/li>\n<\/ul>\n<h2>\u66ff\u4ee3\u65b9\u6848\u4e0e\u6280\u672f\u5bf9\u6bd4<\/h2>\n<p>\u9664\u4e86 long-timeout \u5e93\u5916\uff0c\u8fd8\u6709\u5176\u4ed6\u51e0\u79cd\u5904\u7406\u8d85\u957f\u5b9a\u65f6\u4efb\u52a1\u7684\u65b9\u6cd5\uff1a<\/p>\n<h3>\u8868\u683c<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u65b9\u6848<\/th>\n<th>\u4f18\u70b9<\/th>\n<th>\u7f3a\u70b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>long-timeout \u5e93<\/td>\n<td>API \u53cb\u597d\uff0c\u4f7f\u7528\u7b80\u5355\uff0c\u8f7b\u91cf\u7ea7<\/td>\n<td>\u4ec5\u5728\u5e94\u7528\u8fd0\u884c\u671f\u95f4\u6709\u6548\uff0c\u4e0d\u652f\u6301\u6301\u4e45\u5316<\/td>\n<\/tr>\n<tr>\n<td>\u81ea\u5b9a\u4e49\u9012\u5f52 setTimeout<\/td>\n<td>\u4e0d\u9700\u8981\u989d\u5916\u4f9d\u8d56<\/td>\n<td>\u5b9e\u73b0\u590d\u6742\uff0c\u7ba1\u7406\u56f0\u96be<\/td>\n<\/tr>\n<tr>\n<td>Web Workers<\/td>\n<td>\u4e0d\u963b\u585e\u4e3b\u7ebf\u7a0b<\/td>\n<td>\u901a\u4fe1\u5f00\u9500\u5927\uff0c\u5b9e\u73b0\u590d\u6742<\/td>\n<\/tr>\n<tr>\n<td>\u670d\u52a1\u7aef\u5b9a\u65f6\u4efb\u52a1<\/td>\n<td>\u6301\u4e45\u5316\uff0c\u4e0d\u53d7\u5ba2\u6237\u7aef\u9650\u5236<\/td>\n<td>\u9700\u8981\u670d\u52a1\u5668\u8d44\u6e90\uff0c\u7f51\u7edc\u4f9d\u8d56<\/td>\n<\/tr>\n<tr>\n<td>\u6d4f\u89c8\u5668\u95f9\u949f API<\/td>\n<td>\u7cfb\u7edf\u7ea7\u652f\u6301\uff0c\u5e94\u7528\u5173\u95ed\u540e\u4ecd\u53ef\u5de5\u4f5c<\/td>\n<td>\u6d4f\u89c8\u5668\u517c\u5bb9\u6027\u95ee\u9898\uff0c\u7528\u6237\u6743\u9650\u8981\u6c42<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000047308893\">https:\/\/segmentfault.com\/a\/1190000047308893<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 JavaScript \u5f00\u53d1\u4e2d\uff0c\u5b9a\u65f6\u5668\u662f\u5e38\u7528\u7684\u5f02\u6b65\u7f16\u7a0b\u5de5\u5177\u3002\u7136\u800c\uff0c\u539f\u751f\u7684 setTimeout \u548c setI [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-10021023","post","type-post","status-publish","format-standard","hentry","category-share"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10021023","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10021023"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10021023\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10021023"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10021023"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10021023"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}