{"id":1130,"date":"2022-10-06T14:50:00","date_gmt":"2022-10-06T06:50:00","guid":{"rendered":"http:\/\/blog.xrhoujie.com\/?p=1130"},"modified":"2022-10-25T14:56:30","modified_gmt":"2022-10-25T06:56:30","slug":"%e8%bd%acvue-keep-alive%e8%a7%a3%e6%9e%90","status":"publish","type":"post","link":"http:\/\/blog.xrhoujie.com\/?p=1130","title":{"rendered":"(\u8f6c)Vue-keep-alive\u89e3\u6790"},"content":{"rendered":"\n<h2>\u95ee\u9898\u63cf\u8ff0\uff08\u4ec0\u4e48\u662fkeep-alive\uff09<\/h2>\n\n\n\n<ul><li>keep-alive\u987e\u540d\u601d\u4e49\uff0c\u4fdd\u6301\u6d3b\u8dc3\u3002\u4fdd\u6301\u8c01\u6d3b\u8dc3\u5462\uff1f<\/li><li>\u9996\u5148\u6211\u4eec\u77e5\u9053\uff0c\u56e0\u4e3avue\u5c31\u662f\u7ec4\u4ef6\u5316\u7f16\u7a0b\uff0c\u4e00\u4e2a.vue\u6587\u4ef6\u5c31\u662f\u4e00\u4e2a\u7ec4\u4ef6\u3002\u5c31\u50cf\u4e07\u4e8b\u4e07\u7269\u4e00\u6837\uff0c\u90fd\u6709\u4ece\u51fa\u751f\u5230\u6d88\u4ea1\u7684\u751f\u547d\u5468\u671f\u8fc7\u7a0b\uff0cvue\u7684\u7ec4\u4ef6\u4e5f\u662f\u4e00\u6837\uff0c\u4e5f\u6709\u81ea\u5df1\u7684\u751f\u547d\u5468\u671f\uff0c\u6bd4\u5982create\u521b\u5efa\u7ec4\u4ef6\u3001mounted\u5f80\u7ec4\u4ef6\u4e0a\u6302\u6570\u636e\u3001update\u66f4\u65b0\u7ec4\u4ef6\u4e0a\u6302\u7684\u6570\u636e\uff0cdestroy\u628a\u7ec4\u4ef6\u5b9e\u4f8b\u9500\u6bc1\u3002<\/li><li>\u6240\u4ee5\u4f7f\u7528keep-alive\u5c31\u662f\u4fdd\u6301\u7ec4\u4ef6\u6d3b\u8dc3\uff0c\u4e0d\u4f1a\u88abdestroy\u9500\u6bc1\u6389\uff0c\u5c31\u4e00\u76f4\u8fd8\u6d3b\u7740\uff0c\u7ec4\u4ef6\u6ca1\u6709\u88ab\u9500\u6bc1\u6389\u7684\u8bdd\uff0c\u7ec4\u4ef6\u4e0a\u6302\u8f7d\u7684\u6570\u636e\u5c31\u8fd8\u5b58\u5728\uff0c\u6240\u4ee5\u72b6\u6001\u5c31\u53ef\u4ee5\u4fdd\u7559\uff0c\u6240\u4ee5\uff0ckeep-alive\u5c31\u53ef\u4ee5\u4fdd\u6301\u7ec4\u4ef6\u7684\u72b6\u6001\u3002<\/li><\/ul>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>http\u534f\u8bae\u7684\u8bf7\u6c42\u5934\u91cc\u9762\u4e5f\u6709\u4e00\u4e2akeep-alive\uff0c\u4fdd\u6301http\u901a\u8bdd\uff0c\u8fd9\u6837\uff1aConnection: keep-alive \u529f\u80fd\u867d\u7136\u4e0d\u4e00\u6837\uff0c\u4f46\u662f\u601d\u60f3\u4e0a\u662f\u4e00\u6837\u7684\u5373\u4e3a~\u4fdd\u6301\u72b6\u6001\u6d3b\u8dc3<\/p><\/blockquote>\n\n\n\n<h2>\u5c0fdemo\uff0c\u770b\u4e00\u4e0bkeep-alive\u7684\u4f7f\u7528\u6548\u679c<\/h2>\n\n\n\n<p>demo\u5206\u4e3a\u4e0a\u9762\u7684\u8def\u7531\u5bfc\u822a\u90e8\u5206\uff0c\u4e0b\u9762\u7684\u5185\u5bb9\u533a\u90e8\u5206\u3002\u70b9\u51fb\u4e0a\u9762\u7684\u8def\u7531\u5bfc\u822a\uff0c\u8def\u7531\u89c6\u56fe\u6e32\u67d3\u5bf9\u5e94\u7684\u8def\u7531\u7ec4\u4ef6\u3002\u6548\u679c\u56fe\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p><strong>\u672a\u4f7f\u7528keep-alive\u7684\u6548\u679c\u56fe<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/pic4.zhimg.com\/v2-5573ac77bf74dbc157428ed55d97c09b_b.jpg\" alt=\"\u52a8\u56fe\u5c01\u9762\"\/><\/figure>\n\n\n\n<p>\u5bf9\u5e94\u4ee3\u7801<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ #App.vue\u4e2d\n&lt;template&gt;\n  &lt;div class=\"box\"&gt;\n    <em>&lt;!-- \u8def\u7531\u5bfc\u822a --&gt;<\/em>\n    &lt;div class=\"nav\"&gt;\n      &lt;router-link to=\"\/\"&gt;\u53bbhome\u9875\u9762&lt;\/router-link&gt;\n      &lt;router-link to=\"\/about\"&gt;\u53bbabout\u9875\u9762&lt;\/router-link&gt;\n      &lt;router-link to=\"\/detail\"&gt;\u53bbdetail\u9875\u9762&lt;\/router-link&gt;\n    &lt;\/div&gt;\n    <em>&lt;!-- \u8def\u7531\u5bfc\u822a\u5bf9\u5e94\u7684\u5185\u5bb9\u533a --&gt;<\/em>\n    &lt;main&gt;\n      &lt;router-view&gt;&lt;\/router-view&gt;\n    &lt;\/main&gt;\n  &lt;\/div&gt;\n&lt;\/template&gt;\n\n\/\/ home.vue\u4e2d\uff0c\u653e\u7f6e\u4e00\u4e2a\u590d\u9009\u6846\n&lt;el-checkbox v-model=\"checked\"&gt;\u5907\u9009\u9879&lt;\/el-checkbox&gt;\n\n\/\/ about.vue\u4e2d\uff0c\u653e\u7f6e\u4e00\u4e2a\u8f93\u5165\u6846\n&lt;el-input v-model=\"input\" placeholder=\"\u8bf7\u8f93\u5165\u5185\u5bb9\"&gt;&lt;\/el-input&gt;\n\n\/\/ detail.vue\u4e2d\u65b9\u5f0f\u4e00\u4e2a\u4e0b\u62c9\u6846\n&lt;el-select v-model=\"value\" placeholder=\"\u8bf7\u9009\u62e9\"&gt;\n  &lt;el-option\n    v-for=\"item in options\"\n    :key=\"item.value\"\n    :label=\"item.label\"\n    :value=\"item.value\"\n  &gt;\n  &lt;\/el-option&gt;\n&lt;\/el-select&gt;<\/code><\/pre>\n\n\n\n<p>\u5206\u6790<\/p>\n\n\n\n<ul><li>\u6211\u4eec\u53d1\u73b0\uff0c\u5f53\u6211\u4eec\u6ca1\u6709\u4f7f\u7528keep-alive\u7ec4\u4ef6\u5305\u88f9\u4f4frouter-view\u89c6\u56fe\u7ec4\u4ef6\u7684\u65f6\u5019\uff0c\u5de6\u8fb9~\u6211\u4eec\u5728\u53bbhome\u9875\u9762\u52fe\u9009\u4e86\uff0c\u5728\u53bbabout\u9875\u9762\u8f93\u5165\u4e86\uff0c\u5728\u53bbdetail\u9875\u9762\u4e0b\u62c9\u9009\u62e9\u4e86\uff0c\u79bb\u5f00\u8fd9\u4e2a\u8def\u7531\u9875\u9762\uff0c\u518d\u56de\u6765\u65f6\uff0c\u6211\u4eec\u53d1\u73b0\u6211\u4eec\u4e4b\u524d\u505a\u7684\u64cd\u4f5c\uff0c\u52fe\u9009\u3001\u8f93\u5165\u3001\u4e0b\u62c9\u9009\u62e9\u90fd\u4e0d\u5b58\u5728\u4e86\uff0c\u4e4b\u524d\u7684\u72b6\u6001\u90fd\u6ca1\u4e86\u3002\u539f\u56e0\u5f88\u7b80\u5355\uff0c\u5f53\u79bb\u5f00\u8fd9\u4e2a\u8def\u7531\u9875\u9762\u7684\u65f6\u5019\uff0c\u4f1a\u89e6\u53d1\u8fd9\u4e2a\u8def\u7531\u9875\u9762\u5bf9\u5e94\u7ec4\u4ef6\u4e0a\u7684destroy\u94a9\u5b50\u65b9\u6cd5\uff0c\u7136\u540e\u8fd9\u4e2a\u8def\u7531\u9875\u9762\u5bf9\u5e94\u7684\u7ec4\u4ef6\u5c31\u88ab\u9500\u6bc1\u4e86\uff0c\u7ec4\u4ef6\u9500\u6bc1\u4e86\uff0c\u7ec4\u4ef6\u4e0a\u7684\u6302\u8f7d\u7684\u6570\u636e\u4e5f\u5c31\u5565\u4e5f\u6ca1\u6709\u4e86\u3002<\/li><li>\u4e0e\u6b64\u540c\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u5728\u53f3\u8fb9\u7684Vue.js devtools\u5de5\u5177\u4e2d\uff0crouter-view\u89c6\u56fe\u5c42\u59cb\u7ec8\u53ea\u662fhome\u3001about\u3001detail\u7ec4\u4ef6\u6765\u56de\u5207\u6362\uff0c\u7ec4\u4ef6\u6765\u56de\u5207\u6362\uff0c\u5176\u5b9e\u5c31\u662f\u7ec4\u4ef6\u4e0d\u65ad\u7684\u521b\u5efa\u3001\u9500\u6bc1\u7684\u8fc7\u7a0b\u3002\u52a0\u4e0b\u6765\u6211\u4eec\u770b\u770b\u4f7f\u7528keep-alive\u7684\u6548\u679c\u3002<\/li><\/ul>\n\n\n\n<p><strong>\u4f7f\u7528keep-alive\u7684\u6548\u679c\u56fe<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/pic3.zhimg.com\/v2-7c106a5d34b9483193e2a78715ceb5fa_b.jpg\" alt=\"\u52a8\u56fe\u5c01\u9762\"\/><\/figure>\n\n\n\n<p>\u5bf9\u5e94\u4ee3\u7801<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;template&gt;\n  &lt;div class=\"box\"&gt;\n    <em>&lt;!-- \u8def\u7531\u5bfc\u822a --&gt;<\/em>\n    &lt;div class=\"nav\"&gt;\n      &lt;router-link to=\"\/\"&gt;\u53bbhome\u9875\u9762&lt;\/router-link&gt;\n      &lt;router-link to=\"\/about\"&gt;\u53bbabout\u9875\u9762&lt;\/router-link&gt;\n      &lt;router-link to=\"\/detail\"&gt;\u53bbdetail\u9875\u9762&lt;\/router-link&gt;\n    &lt;\/div&gt;\n    <em>&lt;!-- \u8def\u7531\u5bfc\u822a\u5bf9\u5e94\u7684\u5185\u5bb9\u533a --&gt;<\/em>\n    &lt;main&gt;\n      &lt;keep-alive&gt; <em>&lt;!-- \u4f7f\u7528keep-alive\u5305\u4e86\u4e00\u5c42\uff0c\u5c31\u53ef\u4ee5\u7f13\u5b58\u5566 --&gt;<\/em>\n        &lt;router-view&gt;&lt;\/router-view&gt;\n      &lt;\/keep-alive&gt;\n    &lt;\/main&gt;\n  &lt;\/div&gt;\n&lt;\/template&gt;<\/code><\/pre>\n\n\n\n<p>\u5206\u6790<\/p>\n\n\n\n<ul><li>\u6211\u4eec\u7ed9\u89c6\u56fe\u5c42\u7ec4\u4ef6\u4f7f\u7528keep-alive\u5305\u4f4f\u4ee5\u540e\uff0c\u6211\u4eec\u53d1\u73b0\uff0c\u6211\u4eec\u52fe\u9009\u3001\u8f93\u5165\u3001\u4e0b\u62c9\u9009\u62e9\u7684\u5185\u5bb9\uff0c\u5728\u8def\u7531\u6765\u56de\u5207\u6362\u7684\u65f6\u5019\uff0c\u5c31\u4e0d\u4f1a\u4e22\u5931\u4e86\uff0c\u5373\u4f7f\u7528keep-alive\u4fdd\u5b58\u4e86\u4e4b\u524d\u7684\u7ec4\u4ef6\u72b6\u6001<\/li><li>\u4e0e\u6b64\u540c\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u5728\u53f3\u8fb9\u7684Vue.js devtools\u5de5\u5177\u4e2d\uff0c\u5728router-view\u89c6\u56fe\u4e2d\u5bf9\u5e94\u7684\uff0c\u5207\u6362\u8fc7\u53bb\u7684\u7ec4\u4ef6\u5df2\u7ecf\u5904\u4e8einactive\u72b6\u6001\uff0cinactive\u82f1\u6587\u610f\u601d\u662f\u4e0d\u6d3b\u52a8\u7684\u3001\u672a\u4f7f\u7528\u7684\uff0c\u5373\u5df2\u7ecf\u7f13\u5b58\u7684\uff0c\u6ca1\u6709\u9500\u6bc1\u7684\u3002\u6240\u4ee5\u7ec4\u4ef6\u4e0a\u7684\u6211\u4eec\u6240\u505a\u7684\u64cd\u4f5c\u3001\u7ec4\u4ef6\u7684\u72b6\u6001\u5c31\u88ab\u7f13\u5b58\u4e86\uff0c\u6240\u4ee5\u6211\u4eec\u52fe\u9009\u7684\u3001\u8f93\u5165\u7684\u3001\u4e0b\u62c9\u9009\u62e9\u7684\u90fd\u8fd8\u5728\u3002<\/li><\/ul>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>Vue.js devtools\u633a\u597d\u7528\uff0c\u53ef\u4ee5\u901a\u8fc7\u8c37\u6b4c\u4e0b\u8f7d\uff0cvue\u5f00\u53d1\u4e2d\u7684\u5f88\u597d\u7684\u5de5\u5177<\/p><\/blockquote>\n\n\n\n<p>\u5f15\u51fa\u95ee\u9898<\/p>\n\n\n\n<p>\u770b\u5230\u8fd9\u91cc\u6211\u4eec\u53d1\u73b0\uff0c\u76f4\u63a5\u52a0\u4e0akeep-alive\u7684\u8bdd\uff0c\u4f1a\u628a\u6240\u6709\u7684router-view\u5c42\u7ea7\u4e0b\u7684\u89c6\u56fe\u7684\u7ec4\u4ef6\u90fd\u7f13\u5b58\u4e86\uff0c\u4e0d\u8fc7\u6709\u7684\u65f6\u5019\uff0c\u6211\u4eec\u53ea\u60f3\u7f13\u5b58\u90e8\u5206\uff0c\u4e0d\u60f3\u7f13\u5b58\u6240\u6709\u7684\uff0c\u90a3\u8fd9\u600e\u4e48\u529e\u5462\uff1f\u6ca1\u5173\u7cfb\uff0c\u5927\u4f6c\u4eec\u5df2\u8003\u8651\u5230\u4e86\uff0c\u5df2\u7ecf\u63d0\u524d\u4e3a\u6211\u4eec\u89e3\u51b3\u597d\u4e86\uff0c\u5c31\u662fkeep-alive\u4e2d\u7684include\u3001exclude\u5c5e\u6027<\/p>\n\n\n\n<p>i<strong>nclude\u548cexclude\u6307\u5b9a\u662f\u5426\u7f13\u5b58\u67d0\u4e9b\u7ec4\u4ef6<\/strong><\/p>\n\n\n\n<p>include\u5c5e\u6027<\/p>\n\n\n\n<p>include \u5305\u542b\u7684\u610f\u601d\u3002\u503c\u4e3a\u5b57\u7b26\u4e32\u6216\u6b63\u5219\u8868\u8fbe\u5f0f\u6216\u6570\u7ec4\u3002\u53ea\u6709\u7ec4\u4ef6\u7684\u540d\u79f0\u4e0einclude\u7684\u503c\u76f8\u540c\u7684\u624d\u4f1a\u88ab\u7f13\u5b58\uff0c\u5373\u6307\u5b9a\u54ea\u4e9b\u88ab\u7f13\u5b58\uff0c\u53ef\u4ee5\u6307\u5b9a\u591a\u4e2a\u88ab\u7f13\u5b58\u3002\u8fd9\u91cc\u4ee5\u5b57\u7b26\u4e32\u4e3a\u4f8b\uff0c\u6307\u5b9a\u591a\u4e2a\u7ec4\u4ef6\u7f13\u5b58\uff0c\u8bed\u6cd5\u662f\u7528\u9017\u53f7\u9694\u5f00\u3002\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u6307\u5b9ahome\u7ec4\u4ef6\u548cabout\u7ec4\u4ef6\u88ab\u7f13\u5b58\n&lt;keep-alive include=\"home,about\" &gt;\n    &lt;router-view&gt;&lt;\/router-view&gt;\n&lt;\/keep-alive&gt;<\/code><\/pre>\n\n\n\n<p>exclude\u5c5e\u6027<\/p>\n\n\n\n<p>exclude\u76f8\u5f53\u4e8einclude\u7684\u53cd\u4e49\u8bcd\uff0c\u5c31\u662f\u9664\u4e86\u7684\u610f\u601d\uff0c\u6307\u5b9a\u54ea\u4e9b\u7ec4\u4ef6\u4e0d\u88ab\u7f13\u5b58\uff0c\u7528\u6cd5\u548cinclude\u7c7b\u4f3c\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u9664\u4e86home\u7ec4\u4ef6\u548cabout\u7ec4\u4ef6\u522b\u7684\u90fd\u7f13\u5b58\uff0c\u672c\u4f8b\u4e2d\u5c31\u662f\u53ea\u7f13\u5b58detail\u7ec4\u4ef6\n&lt;keep-alive exclude=\"home,about\" &gt;\n    &lt;router-view&gt;&lt;\/router-view&gt;\n&lt;\/keep-alive&gt;<\/code><\/pre>\n\n\n\n<p><strong>\u4ee5include=&#8221;about,detail&#8221;\u4e3a\u4f8b\u7684\u6548\u679c\u56fe<\/strong><\/p>\n\n\n\n<p>\u8bed\u6cd5\u7684\u610f\u601d\u662f\uff0c\u53ea\u7f13\u5b58about\u548cdetail\uff0c\u522b\u7684\u7ec4\u4ef6\u4e0d\u7f13\u5b58\u3002\u6211\u4eec\u770b\u4e0b\u56fe\u7684vue\u5de5\u5177\uff0c\u4e5f\u53ef\u4ee5\u770b\u51fa\u6765\uff0c\u7f13\u5b58\u7684\u7ec4\u4ef6\uff0c\u4e0d\u5904\u4e8e\u5bf9\u5e94\u5c55\u793a\u7684\u8def\u7531\u4e0b\uff0c\u5c31\u4f1a\u6210\u4e3ainactive\u72b6\u6001\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/pic1.zhimg.com\/v2-2ee52513e1130742c4399a239c5599ec_b.webp\" alt=\"\u52a8\u56fe\"\/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>keep-alive\u9664\u4e86include\u548cexclude\u5c5e\u6027\u4e4b\u5916\uff0c\u8fd8\u6709\u4e00\u4e2a\u5c5e\u6027\u5c31\u662fmax\u5c5e\u6027\uff0c\u8fd9\u4e2amax\u4e00\u822c\u60c5\u51b5\u7528\u7684\u4e0d\u662f\u592a\u591a\uff0c\u4e3b\u8981\u76ee\u7684\u5c31\u662f\u63a7\u5236\u4e00\u4e0b\u88ab\u7f13\u5b58\u7684\u7ec4\u4ef6\u7684\u4e2a\u6570\uff0c\u540e\u7f13\u5b58\u7684\u5c31\u4f1a\u628a\u5148\u7f13\u5b58\u7684\u7ed9\u6324\u6389\u7ebf\u4e86\uff0c\u4e5f\u662f\u76f8\u5f53\u4e8e\u7f13\u5b58\u4f18\u5316\u7684\u4e00\u4e2d\u7b56\u7565\u4e86\u3002\u6bd5\u7adf\u9002\u5f53\u7f13\u5b58\u63d0\u9ad8\u7528\u6237\u4f53\u9a8c\uff0c\u7f13\u5b58\u8fc7\u6e21\uff0c\u7535\u8111\u53d8\u5361\u3002<\/p><\/blockquote>\n\n\n\n<p>include\u548cexclude\u7684\u5c5e\u6027\u503c\u662f\u7ec4\u4ef6\u7684\u540d\u79f0<\/p>\n\n\n\n<p>include\u548cexclude\u7684\u5c5e\u6027\u503c\u662f\u7ec4\u4ef6\u7684\u540d\u79f0\uff0c\u4e5f\u5c31\u662f\u7ec4\u4ef6\u7684name\u5c5e\u6027\u503c\uff0c\u4e5f\u5c31\u662f\u5982\u4e0b\u7684name\u5c5e\u6027\u503c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;script&gt;\n    export default {\n      name: \"App\"\n      <em>\/\/ ...\n<\/em><em><\/em>    };\n&lt;\/script&gt;<\/code><\/pre>\n\n\n\n<p>\u5f15\u51fa\u95ee\u9898<\/p>\n\n\n\n<p>\u6211\u4eec\u77e5\u9053\u7ec4\u4ef6\u4e2d\u90fd\u6709\u5bf9\u5e94\u7684\u903b\u8f91js\u90e8\u5206\uff0c\u800c\u4e14\u7ec4\u4ef6\u8981\u53d1\u8bf7\u6c42\u83b7\u53d6\u6570\u636e\u7684\uff0c\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u90fd\u662f\u5728created\u6216\u8005mounted\u94a9\u5b50\u4e2d\u53bb\u53d1\u8bf7\u6c42\uff0c\u5411\u540e\u7aef\u7684\u5927\u4f6c\u8981\u6570\u636e\u7684\uff0c\u5173\u4e8e\u4f7f\u7528keep-alive\u540e\u7684\u7ec4\u4ef6\u7684\u94a9\u5b50\u51fd\u6570\u7684\u95ee\u9898\uff0c\u6211\u4eec\u9700\u8981\u6ce8\u610f\u4e00\u4e0b<\/p>\n\n\n\n<p><strong>\u4f7f\u7528keep-alive\u7684\u94a9\u5b50\u51fd\u6570\u6267\u884c\u987a\u5e8f\u95ee\u9898<\/strong><\/p>\n\n\n\n<p>\u9996\u5148\u4f7f\u7528\u4e86keep-alive\u7684\u7ec4\u4ef6\u4ee5\u540e\uff0c\u7ec4\u4ef6\u4e0a\u5c31\u4f1a\u81ea\u52a8\u52a0\u4e0a\u4e86activated\u94a9\u5b50\u548cdeactivated\u94a9\u5b50\u3002<\/p>\n\n\n\n<ul><li>activated \u5f53\u7ec4\u4ef6\u88ab\u6fc0\u6d3b\uff08\u4f7f\u7528\uff09\u7684\u65f6\u5019\u89e6\u53d1 \u53ef\u4ee5\u7b80\u5355\u7406\u89e3\u4e3a\u8fdb\u5165\u8fd9\u4e2a\u9875\u9762\u7684\u65f6\u5019\u89e6\u53d1<\/li><li>deactivated \u5f53\u7ec4\u4ef6\u4e0d\u88ab\u4f7f\u7528\uff08inactive\u72b6\u6001\uff09\u7684\u65f6\u5019\u89e6\u53d1 \u53ef\u4ee5\u7b80\u5355\u7406\u89e3\u4e3a\u79bb\u5f00\u8fd9\u4e2a\u9875\u9762\u7684\u65f6\u5019\u89e6\u53d1<\/li><\/ul>\n\n\n\n<p>\u8fdb\u5165\u7ec4\u4ef6\u548c\u79bb\u5f00\u7ec4\u4ef6\u94a9\u5b50\u6267\u884c\u987a\u5e8f\u8fdb\u5165\u7ec4\u4ef6\u548c\u79bb\u5f00\u7ec4\u4ef6\u94a9\u5b50\u6267\u884c\u987a\u5e8f<\/p>\n\n\n\n<p>\u5047\u8bbe\u6211\u4eec\u53ea\u7f13\u5b58home\u7ec4\u4ef6\uff0c\u6211\u4eec\u5148\u770b\u4e00\u4e0b\u4ee3\u7801\uff0c\u518d\u5728\u94a9\u5b50\u4e2d\u6253\u5370\u51fa\u5bf9\u5e94\u7684\u987a\u5e8f\u3002\u5c31\u77e5\u9053\u94a9\u5b50\u6267\u884c\u7684\u987a\u5e8f\u4e86\uff0c\u81ea\u5df1\u52a8\u624b\u5370\u8c61\u6df1\u523b<\/p>\n\n\n\n<ul><li>\u4ee3\u7801\u5982\u4e0b<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;template&gt;\n&lt;div&gt;\n  &lt;el-checkbox v-model=\"checked\"&gt;\u5907\u9009\u9879&lt;\/el-checkbox&gt;\n&lt;\/div&gt;\n&lt;\/template&gt;\n&lt;script&gt;\nexport default {\nname: \"home\",\ndata() { return { checked: false } },\ncreated() {\n  console.log(\"\u6211\u662fcreated\u94a9\u5b50\");\n},\nmounted() {\n  console.log(\"\u6211\u662fmounted\u94a9\u5b50\");\n},\nactivated() {\n  console.log(\"\u6211\u662factivated\u94a9\u5b50\");\n},\ndeactivated() {\n  console.log(\"\u6211\u662fdeactivated\u94a9\u5b50\");\n},\nbeforeDestroy() {\n  console.log(\"\u6211\u662fbeforeDestroy\u94a9\u5b50\");\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u5f97\u51fa\u7ed3\u8bba\uff1a\n},\n};\n&lt;\/script\n\n\/\/ \u6211\u4eec\u6765\u56de\u5207\u6362 \u770b\u63a7\u5236\u53f0\u6253\u5370\u987a\u5e8f\uff0c\u5f97\u51fa\u7ed3\u8bba\u5982\u4e0b<\/code><\/pre>\n\n\n\n<ul><li>\u5f97\u51fa\u7ed3\u8bba<ul><li>\u521d\u59cb\u8fdb\u5165\u548c\u79bb\u5f00 created &#8212;&gt; mounted &#8212;&gt; activated &#8211;&gt; deactivated<\/li><li>\u540e\u7eed\u8fdb\u5165\u548c\u79bb\u5f00 activated &#8211;&gt; deactivated<\/li><\/ul><\/li><\/ul>\n\n\n\n<p>\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u5728activated \u548cdeactivated\u94a9\u5b50\u4e2d\u53bb\u505a\u4e00\u4e9b\u903b\u8f91\u5904\u7406\uff0c\u8fd9\u4e24\u4e2a\u94a9\u5b50\u6709\u70b9\u7c7b\u4f3cmounted\u548cbeforeDestroy\u94a9\u5b50\uff0c\u4f46\u662f\u8fd8\u662f\u4e0d\u4e00\u6837\u3002\u6bd5\u7adf\u4f7f\u7528keep-alive\u4e0d\u4f1a\u9500\u6bc1\u7ec4\u4ef6<\/p>\n\n\n\n<h2>keep-alive\u7684\u5e94\u7528\u573a\u666f\u4e3e\u4f8b<\/h2>\n\n\n\n<ul><li>\u67e5\u770b\u8868\u683c\u67d0\u6761\u6570\u636e\u8be6\u60c5\u9875\uff0c\u8fd4\u56de\u8fd8\u662f\u4e4b\u524d\u7684\u72b6\u6001\uff0c\u6bd4\u5982\u8fd8\u662f\u4e4b\u524d\u7684\u7b5b\u9009\u7ed3\u679c\uff0c\u8fd8\u662f\u4e4b\u524d\u7684\u9875\u6570\u7b49<\/li><li>\u586b\u5199\u7684\u8868\u5355\u7684\u5185\u5bb9\u8def\u7531\u8df3\u8f6c\u8fd4\u56de\u8fd8\u5728\uff0c\u6bd4\u5982input\u6846\u3001\u4e0b\u9009\u62e9\u62c9\u6846\u3001\u5f00\u5173\u5207\u6362\u7b49\u7528\u6237\u8f93\u5165\u4e86\u4e00\u5927\u628a\u4e1c\u897f\uff0c\u8df3\u8f6c\u518d\u56de\u6765\u4e0d\u80fd\u6e05\u7a7a\u554a\uff0c\u4e0d\u80fd\u8ba9\u7528\u6237\u518d\u5199\u4e00\u904d\u554a\uff0c\u662f\u5427\u8001\u94c1<\/li><li>\u53cd\u6b63\u5c31\u662f\u4fdd\u7559\u4e4b\u524d\u7684\u72b6\u6001\uff0c\u5177\u4f53\u5e94\u7528\u573a\u666f\u5176\u5b9e\u4e5f\u6709\u5f88\u591a\uff0c\u5728\u6b64\u4e0d\u8d58\u8ff0&#8230;<\/li><\/ul>\n\n\n\n<h2>\u8865\u5145<\/h2>\n\n\n\n<p>\u4e0a\u8ff0\u6211\u4eec\u4f7f\u7528\u7684\u662fkeep-alive\u5305\u88f9router-view\u7684\u5c0f\u6848\u4f8b\u6765\u8bb2\u89e3\u7684\uff0c\u5b9e\u9645\u4e0akeep-alive\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u8981\u4e48\u5305\u88f9router-view\uff0c\u8981\u4e48\u5305\u88f9\u52a8\u6001\u7ec4\u4ef6component\u3002\u4ee3\u7801\u5199\u6cd5\u5b9e\u9645\u4e0a\u662f\u4e00\u6837\u7684\u3002\u5305\u88f9\u52a8\u6001\u7ec4\u4ef6\u7684\u7528\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;keep-alive include=\"home\" exclude=\"about\"&gt;\n     &lt;component :is=\"whichComponent\"&gt;&lt;\/component&gt;\n&lt;\/keep-alive&gt;<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>keep-alive\u7684include\u548cexclude\u5c5e\u6027\u4e5f\u652f\u6301v-bind\u7684\u8bed\u6cd5\uff0c\u6240\u4ee5\u4e5f\u662f\u5f88\u7075\u6d3b\u7684\u3002<\/p><\/blockquote>\n\n\n\n<p>\u539f\u6587\u5730\u5740\uff1ahttps:\/\/zhuanlan.zhihu.com\/p\/372621917<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u95ee\u9898\u63cf\u8ff0\uff08\u4ec0\u4e48\u662fkeep-alive\uff09 keep-alive\u987e\u540d\u601d\u4e49\uff0c\u4fdd\u6301\u6d3b\u8dc3\u3002\u4fdd\u6301\u8c01\u6d3b\u8dc3\u5462\uff1f \u9996\u5148\u6211\u4eec\u77e5\u9053\uff0c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[41],"tags":[38],"_links":{"self":[{"href":"http:\/\/blog.xrhoujie.com\/index.php?rest_route=\/wp\/v2\/posts\/1130"}],"collection":[{"href":"http:\/\/blog.xrhoujie.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.xrhoujie.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.xrhoujie.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.xrhoujie.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1130"}],"version-history":[{"count":1,"href":"http:\/\/blog.xrhoujie.com\/index.php?rest_route=\/wp\/v2\/posts\/1130\/revisions"}],"predecessor-version":[{"id":1131,"href":"http:\/\/blog.xrhoujie.com\/index.php?rest_route=\/wp\/v2\/posts\/1130\/revisions\/1131"}],"wp:attachment":[{"href":"http:\/\/blog.xrhoujie.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1130"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.xrhoujie.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1130"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.xrhoujie.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1130"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}