{"id":8348,"date":"2020-12-28T10:09:18","date_gmt":"2020-12-28T02:09:18","guid":{"rendered":"https:\/\/sdeno.com\/?p=8348"},"modified":"2020-12-28T10:33:25","modified_gmt":"2020-12-28T02:33:25","slug":"vue%e4%b8%adkeepalive%e4%bd%bf%e7%94%a8","status":"publish","type":"post","link":"https:\/\/sdeno.com\/?p=8348","title":{"rendered":"vue\u4e2dkeepAlive\u4f7f\u7528"},"content":{"rendered":"

keep-alive\u662fvue\u5185\u7f6e\u7684\u4e00\u4e2a\u7ec4\u4ef6\uff0c\u800c\u8fd9\u4e2a\u7ec4\u4ef6\u7684\u4f5c\u7528\u5c31\u662f\u80fd\u591f\u7f13\u5b58\u4e0d\u6d3b\u52a8\u7684\u7ec4\u4ef6\uff0c\u6211\u4eec\u80fd\u591f\u77e5\u9053\uff0c\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u7ec4\u4ef6\u8fdb\u884c\u5207\u6362\u7684\u65f6\u5019\uff0c\u9ed8\u8ba4\u4f1a\u8fdb\u884c\u9500\u6bc1\uff0c\u5982\u679c\u6709\u9700\u6c42\uff0c\u67d0\u4e2a\u7ec4\u4ef6\u5207\u6362\u540e\u4e0d\u8fdb\u884c\u9500\u6bc1\uff0c\u800c\u662f\u4fdd\u5b58\u4e4b\u524d\u7684\u72b6\u6001\uff0c\u90a3\u4e48\u5c31\u53ef\u4ee5\u5229\u7528keep-alive\u6765\u5b9e\u73b0<\/p>\n

\u6211\u8fd9\u91cc\u5229\u7528\u811a\u624b\u67b6\u521b\u5efa\u9879\u76ee\u540e\u4f1a\u751f\u6210home\u548cabout\u4e24\u4e2a\u7ec4\u4ef6\uff0c\u5e76\u4e14\u901a\u8fc7\u8def\u7531\u8fdb\u884c\u5207\u6362<\/p>\n

\/\/home\u7ec4\u4ef6\r\n<template>\r\n <div class=\"home\">\r\n <input type=\"text\">\r\n<\/div>\r\n<\/template>\r\n\r\n<script>\r\n\/\/ @ is an alias to \/src\r\nimport HelloWorld from '@\/components\/HelloWorld.vue'\r\n\r\nexport default {\r\n name: 'home',\r\n components: {\r\n   HelloWorld\r\n }\r\n}\r\n<\/script><\/pre>\n
 <\/p>\n
\/\/about\u7ec4\u4ef6\r\n<template>\r\n <div class=\"about\">\r\n <input type=\"text\">\r\n<\/div>\r\n<\/template>\r\n<script>\r\nexport default {\r\n name:\"about\"\r\n}\r\n<\/script><\/pre>\n
 <\/p>\n
\u5f53\u6211\u4eec\u5728home\u7ec4\u4ef6\u7684\u8f93\u5165\u6846\u8f93\u5165\u4e00\u4e9b\u5185\u5bb9\u7684\u65f6\u5019\uff0c\u7136\u540e\u5207\u6362\u5230about\u7ec4\u4ef6\uff0c\u5728\u5207\u6362\u56dehome\u7ec4\u4ef6\uff0c\u6211\u4eec\u4f1a\u53d1\u73b0\u4e4b\u524d\u8f93\u5165\u7684\u5185\u5bb9\u88ab\u6e05\u7a7a\u4e86\uff0c\u5176\u5b9e\u4e5f\u5bb9\u6613\u7406\u89e3\uff0c\u5c31\u662f\u5f53\u5207\u6362\u5230about\u7ec4\u5efa\u7684\u65f6\u5019\uff0chome\u7ec4\u4ef6\u5c31\u88ab\u9500\u6bc1\u4e86\uff0c\u8f93\u5165\u6846\u7684\u503c\u81ea\u7136\u88ab\u6e05\u7a7a\u4e86\uff0c\u5982\u56fe\uff1a<\/p>\n
<\/div>
<\/div><\/div><\/div>\"https:\/\/sdeno.com\/wp-content\/uploads\/2020\/12\/20190418152028623.gif\"<\/figure>\n
\u6211\u5728home\u7ec4\u4ef6\u5199\u4e86destroyed\u751f\u547d\u5468\u671f\u51fd\u6570<\/p>\n
<\/div>
<\/div><\/div><\/div>\"https:\/\/sdeno.com\/wp-content\/uploads\/2020\/12\/20190418152043703.png\"<\/figure>\n
<\/div>
<\/div><\/div><\/div>\"https:\/\/sdeno.com\/wp-content\/uploads\/2020\/12\/20201228101111.jpg\"<\/figure>\n
\u90a3\u4e48\u6b64\u65f6\u6211\u4eec\u5c31\u53ef\u4ee5\u5229\u7528keep-alive\u7ec4\u4ef6\u8fdb\u884c\u5305\u88f9router-view\u7ec4\u4ef6\uff0c\u5c06\u4e0d\u6d3b\u52a8\u7684\u7ec4\u4ef6\u7f13\u5b58\u8d77\u6765<\/p>\n
\/\/App\u7ec4\u4ef6\r\n<template>\r\n <div id=\"app\">\r\n\r\n  <div id=\"nav\">\r\n    <router-link to=\"\/\">Home<\/router-link> |\r\n    <router-link to=\"\/about\">About<\/router-link>\r\n  <\/div>\r\n  <keep-alive>\r\n    <router-view \/>\r\n  <\/keep-alive>\r\n\r\n<\/div>\r\n<\/template><\/pre>\n
\u5199\u5b8c\u4e4b\u540e\u4f1a\u53d1\u73b0\u5f53\u5207\u6362\u5230about\u7ec4\u4ef6\u65f6\uff0chome\u7ec4\u4ef6\u4e2d\u7684destroyed\u5e76\u6ca1\u6709\u89e6\u53d1,\u5e76\u4e14home\u7ec4\u4ef6\u7684\u503c\u4e5f\u4fdd\u5b58\u4e86\u4e0b\u6765\uff0c\u5982\u56fe\uff1a<\/p>\n
<\/div>
<\/div><\/div><\/div>\"https:\/\/sdeno.com\/wp-content\/uploads\/2020\/12\/20190418152115648.gif\"<\/figure>\n
home\u7ec4\u4ef6\u5199\u4e86123\uff0cabout\u7ec4\u4ef6\u5199\u4e86456\uff0c\u6765\u56de\u5207\u6362\u6570\u636e\u90fd\u4fdd\u5b58\u4e0b\u6765\u4e86\u3002<\/p>\n
\u4f46\u662f\u8fd9\u6837\u4e5f\u80af\u5b9a\u4e0d\u597d\uff0c\u6211\u4eec\u4f1a\u53d1\u73b0\uff0cabout\u7ec4\u4ef6\u7684\u503c\u4e5f\u88ab\u7f13\u5b58\u4e86\uff0c\u5c31\u662f\u6240\u6709\u7684\u8def\u7531\u7ec4\u4ef6\u90fd\u88ab\u7f13\u5b58\u4e86\uff0c\u4e25\u91cd\u6d6a\u8d39\u6027\u80fd\uff0c\u800c\u4e14\u4e5f\u4e0d\u7b26\u5408\u9700\u6c42\uff0c\u6211\u4eec\u73b0\u5728\u53ea\u60f3\u7f13\u5b58home\u7ec4\u4ef6<\/p>\n
 <\/p>\n
\u5728keep-alive\u4e0a\u6709\u4e24\u4e2a\u5c5e\u6027<\/p>\n
\u5b57\u7b26\u4e32\u6216\u6b63\u5219\u8868\u8fbe\u5f0f\u3002\u53ea\u6709\u5339\u914d\u7684\u7ec4\u4ef6\u4f1a\u88ab\u7f13\u5b58\u3002<\/p>\n