{"id":312,"date":"2024-10-23T21:54:58","date_gmt":"2024-10-23T13:54:58","guid":{"rendered":"https:\/\/eve2333.top\/?p=312"},"modified":"2024-10-23T21:54:59","modified_gmt":"2024-10-23T13:54:59","slug":"vue-part-1","status":"publish","type":"post","link":"https:\/\/eve2333.top\/?p=312","title":{"rendered":"Vue part-1"},"content":{"rendered":"\n

\u4e00\u5957\u7528\u4e8e\u6784\u5efa\u7528\u6237\u754c\u9762\u7684\u6e10\u8fdb\u5f0fJavaScript\u6846\u67b6
Vue\u53ef\u4ee5\u81ea\u5e95\u5411\u4e0a\u9010\u5c42\u7684\u5e94\u7528
\u7b80\u5355\u5e94\u7528\uff1a\u53ea\u9700\u4e00\u4e2a\u8f7b\u91cf\u5c0f\u5de7\u7684\u6838\u5fc3\u5e93
\u590d\u6742\u5e94\u7528\uff1a\u53ef\u4ee5\u5f15\u5165\u5404\u5f0f\u5404\u6837\u7684Vue\u63d2\u4ef6<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

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

\u00a0\u4f18\u5316\u7684\u672c\u8d28\u5c31\u662f\u52a0\u4e2d\u95f4\u4ef6\uff0c\u5982\u679c\u4e0d\u591f\u5c31\u518d\u52a0\u4e00\u5c42<\/s>(bushi<\/p>\n\n\n\n

Vue\u6709\u5f88\u5b8c\u6574\u7684\u751f\u6001\uff0c\u5468\u8fb9\u5e93\u4e00\u5927\u5806<\/p>\n\n\n\n

awesomejs.dev\/for\/vue\/              \u8fd9\u4e2a\u7f51\u7ad9\u6709\u90e8\u5206\u4f18\u79c0<\/p>\n\n\n\n

\u642d\u5efavue\u73af\u5883<\/h2>\n\n\n\n

\u627e\u4e0d\u5230\u201c\u5b66\u4e60\u201d\u7684\u670b\u53cb\u70b9\u5f00\u201c\u6587\u6863\u201d\u627e\u5230\u201cVue2\u6587\u6863\u201d\u70b9\u51fb\u5c31\u6709\u540c\u6837\u7684\u754c\u9762\u4e86<\/p>\n\n\n\n

vuejs\/devtools: \u2699\ufe0f Browser devtools extension for debugging Vue.js applications. (github.com)<\/a><\/p>\n\n\n\n

\u4eceInstallation | Vue Devtools (vuejs.org)<\/a>\u5b89\u88c5\uff0c<\/p>\n\n\n\n

<script type =\"text\/javascript\" >\n    Vue.config.productionTip =false\/\/\u963b\u6b62vue\u542f\u52a8\u751f\u6210\u751f\u4ea7\u63d0\u793a\n<\/script><\/code><\/pre>\n\n\n\n
\u5f3a\u5236\u5237\u65b0\uff1ashift+(\u70b9\u51fb)\u5237\u65b0<\/p>\n\n\n\n
\u5728vscode\u6253\u5f00\u4f60\u7684\u4ee3\u7801\uff0c\u5c31\u57285500\u7aef\u53e3\u751f\u6210\u670d\u52a1\u5668\uff0c\u8001\u5e08\u51c6\u5907\u4e86ico\u6587\u4ef6\uff0c\u5728 c\u76d8\u91cc\u641c\u7d22favicon,\u627e\u4e00\u4e2a\u3002\u62d6\u5230\u6839\u76ee\u5f55\u5373\u53ef\u3002\u5c31\u663e\u793a\u5728\u6d4f\u89c8\u5668\u6807\u9898\u4e86<\/p>\n\n\n\n
<!DOCTYPE html>\n<html>\n\n<head>\n    <meta charset=\"UTF-8\" \/>\n    <title>\u521d\u8bc6Vue<\/title>\n    <!--\u5f15\u5165Vue -->\n    <script type=\"text\/javascript\" src=\"..\/js\/vue.js\"><\/script>\n<\/head>\n\n<body>\n    <!--\n    1.\u60f3\u8ba9vue\u5de5\u4f5c\uff0c\u5c31\u5fc5\u987b\u521b\u5efa\u4e00\u4e2avue\u5b9e\u4f8b\uff0c\u4e14\u4f20\u5165\u4e00\u4e2a\u914d\u7f6e\u5bf9\u8c61\n    2.root\u5bb9\u5668\u7684\u4ee3\u7801\u4ecd\u7136\u7b26\u5408html\u8bed\u6cd5\uff0c\u4e0d\u8fc7\u6df7\u5165\u7279\u6b8avue\u6307\u4ee4\u3002\n    3.root\u5bb9\u5668\u7684\u4ee3\u7801\u88ab\u79f0\u4e3avue\u6a21\u677f\uff0cvue\u5b9e\u4f8b\u7684\u4f5c\u7528\u662f\u5c06\u6a21\u677f\u4e0e\u6570\u636e\u7ed1\u5b9a\u8d77\u6765\u3002-->\n    \n    <!-- \u51c6\u5907\u4e00\u4e2a\u5bb9\u5668-->\n    <div id=\"root\">\n        <h1>Hello,{{name}}<\/h1>\n    <\/div>\n    <script type=\"text\/javascript\">\n        Vue.config.productionTip = false \/\/ \u963b\u6b62vue\u5728\u542f\u52a8\u65f6\u751f\u6210\u751f\u4ea7\u63d0\u793a\u3002\n        \/\/\u521b\u5efaVue\u5b9e\u4f8b\n        new Vue({\n            el: '#root',\/\/el\u7528\u4e8e\u6307\u5b9a\u5f53\u524dVue\u5b9e\u4f8b\u4e3a\u54ea\u4e2a\u5bb9\u5668\u670d\u52a1\uff0c\u503c\u901a\u5e38\u4e3acss\u9009\u62e9\u5668\u5b57\u7b26\u4e32\u3002\n            \/\/\u4e5f\u53ef\u4ee5\u7528class\uff0c\u4e0d\u8fc7\u5c31\u53d8\u6210.class\u4e86\uff0c\u4e0d\u5982\u7528id\u3002\n            data: {\/\/data\u4e2d\u7528\u4e8e\u5b58\u50a8\u6570\u636e\uff0c\u6570\u636e\u4f9be1\u6240\u6307\u5b9a\u7684\u5bb9\u5668\u53bb\u4f7f\u7528\uff0c\u503c\u6211\u4eec\u6682\u65f6\u5148\u5199\u6210\u4e00\u4e2a\u5bf9\u8c61\u3002\n                name: '\u5c1a\u7845\u8c37'\n            }\n        })\n    <\/script>\n<\/body>\n\n<\/html><\/code><\/pre>\n\n\n\n
\u7ec6\u8282<\/h3>\n\n\n\n
\u4e00\u4e2avue\u5b9e\u4f8b\u4e0d\u80fd\u540c\u65f6\u63a5\u7ba12\u4e2a\u5bb9\u5668\uff0c\u5982\u53f3:  hello \u5c1a\u7845\u8c37  \u548c hello {{name}}1<\/p>\n\n\n\n
<!--\u51c6\u5907\u597d\u4e00\u4e2a\u5bb9\u5668-->\n<div class=\"root\">\n<h1>Hello,{{name}}2<\/h1>\n<\/div>\n<div class=\"root\">\n<h1>Hello,{{name}}1<\/h1>\n<\/div>\n<script type=\"text\/javascript\">\nVue.config.productionTip = false\/\/\u963b\u6b62vue\u5728\u542f\u52a8\u65f6\u751f\u6210\u751f\u4ea7\u63d0\u793a\u3002\n\/\/\u521b\u5efaVue\u5b9e\u4f8b\nnew Vue({\n    el: '.root',\/\/el\u7528\u4e8e\u6307\u5b9a\u5f53\u524dVue\u5b9e\u4f8b\u4e3a\u54ea\u4e2a\u5bb9\u5668\u670d\u52a1\uff0c\u503c\u901a\u5e38\u4e3acss\u9009\u62e9\u5668\u5b57\u7b26\u4e32\u3002\n    data: {\/\/data\u4e2d\u7528\u4e8e\u5b58\u50a8\u6570\u636e\uff0c\u6570\u636e\u4f9be1\u6240\u6307\u5b9a\u7684\u5bb9\u5668\u53bb\u4f7f\u7528\uff0c\u503c\u6211\u4eec\u6682\u65f6\u5148\u5199\u6210\u4e00\u4e2a\u5bf9\u8c61\u3002\n        name: '\u5c1a\u7845\u8c37'\n    }\n})<\/code><\/pre>\n\n\n\n
2\u4e2avue\u5b9e\u4f8b\u4e0d\u80fd\u7ed3\u7ba11\u4e2a\u5bb9\u5668\uff0c\u4f1aerror<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\u4ee3\u7801\u4e2d<\/p>\n\n\n\n
<h1>Hello,{{name}}\uff0c{{address}},{{1+1}},{{Date.now()}}<\/h1>\n\/\/\u90fd\u53ef\u4ee5\u6b63\u5e38\u8868\u8fbe\nname.toUpperCase()\u53d8\u6210\u5927\u5199\n\/\/\n4.Vue\u5b9e\u4f8b\u548c\u5bb9\u5668\u662f\u4e00\u4e00\u5bf9\u5e94\u7684\uff1b\n5.\u771f\u5b9e\u5f00\u53d1\u4e2d\u53ea\u6709\u4e00\u4e2aVue\u5b9e\u4f8b\uff0c\u5e76\u4e14\u4f1a\u914d\u5408\u7740\u7ec4\u4ef6\u4e00\u8d77\u4f7f\u7528\uff1b\n6.{xxx}}\u4e2d\u7684xxx\u8981\u5199js\u8868\u8fbe\u5f0f\uff0c\u4e14xxx\u53ef\u4ee5\u81ea\u52a8\u8bfb\u53d6\u5230data\u4e2d\u7684\u6240\u6709\u5c5e\u6027\uff1b\n7.\u4e00\u65e6data\u4e2d\u7684\u6570\u636e\u53d1\u751f\u6539\u53d8\uff0c\u90a3\u4e48\u6a21\u677f\u4e2d\u7528\u5230\u8be5\u6570\u636e\u7684\u5730\u65b9\u4e5f\u4f1a\u81ea\u52a8\u66f4\u65b0\uff1b\n\n\u6ce8\u610f\u533a\u5206\uff1ajs\u8868\u8fbe\u5f0f\u548c js\u4ee3\u7801\uff08\u8bed\u53e5\uff09\n1.\u8868\u8fbe\u5f0f\uff1a\u4e00\u4e2a\u8868\u8fbe\u5f0f\u4f1a\u4ea7\u751f\u4e00\u4e2a\u503c\uff0c\u53ef\u4ee5\u653e\u5728\u4efb\u4f55\u4e00\u4e2a\u9700\u8981\u503c\u7684\u5730\u65b9\uff1a\n(1).a\n(2).a+b\n(3).demo(1)\n(4).x== y?'a':'b'\n2.js\u4ee3\u7801\uff08\u8bed\u53e5\uff09\n(1).if(){}\n(2).for(){}<\/code><\/pre>\n\n\n\n
\u5982\u679c\u6ca1\u6709new \u4e00\u4e2avue\uff0c\u800c\u662f\u7528\u5f00\u53d1\u7248\u672c\u7684vue\uff0c\u5c31\u4f1aerror\uff0c\u4f46\u662f\u751f\u4ea7vue\u5c31\u4e0d\u7b2c\u4e00\u4e2a\u62a5\u9519<\/p>\n\n\n\n
\u6a21\u677f\u8bed\u6cd5<\/h2>\n\n\n\n
\u5bb9\u5668\u7684\u4f5c\u7528\uff1a1\u3001\u4e3avue\u5b9e\u4f8b\u63d0\u4f9b\u6a21\u677f\uff0c\u6307\u5b9avue\u5b9e\u4f8b\u8981\u663e\u793a\u7684\u7684\u5185\u5bb9\u7684\u4f4d\u7f6e<\/p>\n\n\n\n
1.\u63d2\u503c\u8bed\u6cd52.\u6307\u4ee4\u8bed\u6cd5<\/strong><\/h3>\n\n\n\n
Vue\u6a21\u677f\u8bed\u6cd5\u67092\u5927\u7c7b\uff1a
1.\u63d2\u503c\u8bed\u6cd5\uff1a
\u529f\u80fd\uff1a\u7528\u4e8e\u89e3\u6790\u6807\u7b7e\u4f53\u5185\u5bb9\u3002
\u5199\u6cd5\uff1a{{xxx}},xxx\u662fjs\u8868\u8fbe\u5f0f\uff0c\u4e14\u53ef\u4ee5\u76f4\u63a5\u8bfb\u53d6\u5230data\u4e2d\u7684\u6240\u6709\u5c5e\u6027\u3002
2.\u6307\u4ee4\u8bed\u6cd5\uff1a
\u529f\u80fd\uff1a\u7528\u4e8e\u89e3\u6790\u6807\u7b7e\uff08\u5305\u62ec\uff1a\u6807\u7b7e\u5c5e\u6027\u3001\u6807\u7b7e\u4f53\u5185\u5bb9\u3001\u7ed1\u5b9a\u4e8b\u4ef6....\uff09\u3002
\u4e3e\u4f8b\uff1av-bind:href=\"xxx\"\u6216\u7b80\u5199\u4e3a \uff1ahref=\"xxx\",xxx\u540c\u6837\u8981\u5199js\u8868\u8fbe\u5f0f\uff0c
\u4e14\u53ef\u4ee5\u76f4\u63a5\u8bfb\u53d6\u5230data\u4e2d\u7684\u6240\u6709\u5c5e\u6027\u3002
\u5907\u6ce8\uff1aVue\u4e2d\u6709\u5f88\u591a\u7684\u6307\u4ee4\uff0c\u4e14\u5f62\u5f0f\u90fd\u662f\uff1av-????,\u6b64\u5904\u6211\u4eec\u53ea\u662f\u62ffv-bind\u4e3e\u4e2a\u4f8b\u5b50\u3002<\/p>\n\n\n\n
<!DOCTYPE html>\n<html>\n\n<head>\n    <meta charset=\"UTF-8\" \/>\n    <title>\u6a21\u677f\u8bed\u6cd5<\/title>\n    <!--\u5f15\u5165Vue -->\n    <script type=\"text\/javascript\" src=\"..\/js\/vue.js\"><\/script>\n<\/head>\n\n<body>\n\n    <div id=\"root\">\n        <h1>\u63d2\u503c\u8bed\u6cd5<\/h1>\n        <h3>hello, {{name}}<\/h3>\n        <hr \/>\n        <h1>\u6307\u4ee4\u8bed\u6cd5<\/h1>\n        <a v-bind:href=\"URL\" v-bind:title=\"hello\">\u70b9\u6211\u5b66\u4e60<\/a><!-- \u5343\u4e07\u4e0d\u8981\u5728 v-bind \u7684\u540e\u9762\u52a0\u7a7a\u683c\u5426\u5219\u62a5\u9519\uff01\uff01\uff01-->\n        <a  :href=\"URL\" title=\"hello\">\u70b9\u6211\u5b66\u4e602<\/a>\n        <!-- v-bind\u53ef\u4ee5\u7b80\u5199\u4e3a: -->\n    <\/div>\n<\/body>\n<script type=\"text\/javascript\">\n    Vue.config.productionTip = false \/\/ \u963b\u6b62vue\u5728\u542f\u52a8\u65f6\u751f\u6210\u751f\u4ea7\u63d0\u793a\u3002\n    \/\/\u521b\u5efaVue\u5b9e\u4f8b\n    new Vue({\n        el: '#root',\n        data: {\n            name: '\u5c1a\u7845\u8c37',\n            URL: 'http:\/\/www.atguigu.com',\n            hello: '\u4f60\u597d\u4f60\u597d'\n        }\n    })\n<\/script>\n\n<\/html><\/code><\/pre>\n\n\n\n
\u5bf9\u4e8enew vue\u53ef\u4ee5\u8bbe\u7f6e\u591a\u4e2a\u5c42\u7ea7\uff0c\u5982\u4e0b\u56fe<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\u6570\u636e\u7ed1\u5b9a<\/h2>\n\n\n\n
\"\"<\/figure>\n\n\n\n
v-bind\u5c31\u662f\u5355\u5411\u6570\u636e\u7ed1\u5b9a\uff0cv-model\u662f\u53cc\u5411\u7684\u6570\u636e\u7ed1\u5b9a<\/strong>\u3002\u4e2a\u4eba\u7406\u89e3v-model\u4e00\u822c\u53ea\u80fd\u7528\u4e8e\u5e26\u6709value\u5c5e\u6027\u7684\u5143\u7d20\uff0c\u53ea\u662f\u9002\u5408\u8868\u5355\u5c5e\u6027\u5143\u7d20<\/p>\n\n\n\n
<!DOCTYPE html>\n<html>\n\n<head>\n    <meta charset=\"UTF-8\" \/>\n    <title> Vue\u6570\u636e\u7ed1\u5b9a<\/title>\n    <!--\u5f15\u5165Vue -->\n    <script type=\"text\/javascript\" src=\"..\/js\/vue.js\"><\/script>\n<\/head>\n\n<body>\n    <!--\nVue\u4e2d\u67092\u79cd\u6570\u636e\u7ed1\u5b9a\u7684\u65b9\u5f0f\uff1a\n1.\u5355\u5411\u7ed1\u5b9a(v-bind):\u6570\u636e\u53ea\u80fd\u4ecedata\u6d41\u5411\u9875\u9762\u3002\n2.\u53cc\u5411\u7ed1\u5b9a(v-model):\u6570\u636e\u4e0d\u4ec5\u80fd\u4ecedata\u6d41\u5411\u9875\u9762\uff0c\u8fd8\u53ef\u4ee5\u4ece\u9875\u9762\u6d41\u5411data\u3002\n\u5907\u6ce8\uff1a\n1.\u53cc\u5411\u7ed1\u5b9a\u4e00\u822c\u90fd\u5e94\u7528\u5728\u8868\u5355\u7c7b\u5143\u7d20\u4e0a\uff08\u5982\uff1ainput\u3001select\u7b49\uff09\n2.v-model:value \u53ef\u4ee5\u7b80\u5199\u4e3a v-model,\u56e0\u4e3av-model\u9ed8\u8ba4\u6536\u96c6\u7684\u5c31\u662fvalue\u503c\u3002\n-->\n    <!--\u51c6\u5907\u597d\u4e00\u4e2a\u5bb9\u5668-->\n    <div id=\"root\">\n        <!--\u666e\u901a\u5199\u6cd5 -->\n        <!-- \u5355\u5411\u6570\u636e\u7ed1\u5b9a\uff1a<input type=\"text\" v-bind:value=\"name\"><br\/>\n\u53cc\u5411\u6570\u636e\u7ed1\u5b9a\uff1a<input type=\"text\" v-model:value=\"name\"><br\/> -->\n        <!--\u7b80\u5199-->\n        \u5355\u5411\u6570\u636e\u7ed1\u5b9a\uff1a<input type=\"text\" :value=\"name\"><br \/>\n        \u53cc\u5411\u6570\u636e\u7ed1\u5b9a\uff1a<input type=\"text\" v-model=\"name\"><br \/>\n        <!-- \u5982\u4e0b\u4ee3\u7801\u662f\u9519\u8bef\u7684\uff0c\u56e0\u4e3av-model\u53ea\u80fd\u5e94\u7528\u5728\u8868\u5355\u7c7b\u5143\u7d20\uff08\u8f93\u5165\u7c7b\u5143\u7d20\uff09\u4e0a -->\n        <!-- <h2 v-model:x=\"name\">\u4f60\u597d\u554a<\/h2> -->\n    <\/div>\n<\/body>\n<script type=\"text\/javascript\">\n    Vue.config.productionTip = false\/\/\u963b\u6b62vue\u5728\u542f\u52a8\u65f6\u751f\u6210\u751f\u4ea7\u63d0\u793a\u3002 \/\/ \u963b\u6b62vue\u5728\u542f\u52a8\u65f6\u751f\u6210\u751f\u4ea7\u63d0\u793a\u3002\n    \/\/\u521b\u5efaVue\u5b9e\u4f8b\n    new Vue({\n        el: '#root',\n        data: {\n            name: '\u5c1a\u7845\u8c37',\n        }\n    })\n<\/script>\n\n<\/html><\/code><\/pre>\n\n\n\n
el\u548cdata\u7684\u4e24\u79cd\u5199\u6cd5<\/h3>\n\n\n\n
\u6709\u4eba\u5efa\u8bae\u770b54\u96c6<\/p>\n\n\n\n
\u5728f12\u91cc\u9762\uff0c\u6709$\u5f00\u5934\u7684\uff0c\u8fd9\u662fvue\u6784\u9020\u7684\u5b9e\u4f8b\uff0c\u4f46\u662f\u5b9e\u4f8b\u7f14\u9020\u7684\u539f\u578b\u5bf9\u8c61\u4e0a\uff1aproto\u4e2d\u6709\u8bb8\u591a$\uff0cmount<\/p>\n\n\n\n
v.$mount('#root')<\/code><\/pre>\n\n\n\n
\u4e5f\u53ef\u4ee5mount\uff0c\u8fd9\u4e48\u8bf4mount\u662f\u6302\u8f7d\u7684\u610f\u601d\uff0c\u5c31\u662flinux\u91cc\u9762\u7684mount\uff0ch1\u7684\u6a21\u677f\u4ea4\u7ed9new vue\u7684\u5b9e\u4f8b\uff0c\u89e3\u6790 \u200b\"\"<\/p>\n\n\n\n
\/\/data\u7684\u4e24\u79cd\u5199\u6cd5\nnew Vue({\n    el:'#root',\n    \/\/data\u7684\u7b2c\u4e00\u79cd\u5199\u6cd5\uff1a\u5bf9\u8c61\u5f0f\n    \/* data:{\n    name:'\u5c1a\u7845\u8c37'\n    }*\/\n\n    \/\/data\u7684\u7b2c\u4e8c\u79cd\u5199\u6cd5\uff1a\u51fd\u6570\u5f0f\n    data: function(){\n        return{\n            name:'\u5c1a\u7845\u8c37'\n        }\n    }\n})\n\u4e0d\u80fd\u5199\u6210\u7bad\u5934\u51fd\u6570\uff0c\u7bad\u5934\u51fd\u6570\u7684this\u4e3awindow<\/code><\/pre>\n\n\n\n
mvvm<\/h4>\n\n\n\n
\u7531\u5fae\u8f6f\u53d1\u660e\uff0c\u9996\u6b21\u8fd0\u7528\u4e8ewpf \u200b<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\u8001\u5e08\uff0c\u6211\u53d1\u73b0\u4f60\u7684\u5957\u8def\u4e86\uff0c\u4f60\u5c31\u5199$\u7b26\u5f00\u5934\u7684\uff0c\u4e0d\u5e26$\u7b26\u7684\u548b\u90fd\u4e0d\u5199\u5462<\/p>\n\n\n\n
\u4e0d\u662fdata\u6709\uff0c\u800c\u662fdata\u7684\u4e1c\u897f\u6700\u7ec8\u51fa\u73b0\u4e86vm\u4e2d<\/p>\n\n\n\n
<div id=\"root\">\n    <h1>\u5b66\u6821\u540d\u79f0:{{name}}<\/h1>\n    <h1>\u5b66\u6821\u5730\u5740:{{address}}<\/h1>\n    <h1>\u6d4b\u8bd5\u4e00\u4e0b1:{{1+1}}<\/h1>\n    <h1>\u6d4b\u8bd5\u4e00\u4e0b2:{{$options}}<\/h1>\n    <h1>\u6d4b\u8bd5\u4e00\u4e0b3:{{$emit}}<\/h1>\n<\/div>\n\n<\/body>\n<script type=\"text\/javascript\">\n    Vue.config.productionTip = false\/\/\u963b\u6b62vue\u5728\u542f\u52a8\u65f6\u751f\u6210\u751f\n    const vm = new Vue({\n        el: '#root',\n        data: {\n            name: '\u5c1a\u7845\u8c37',\n            address: '\u5317\u4eac',\n            a: 1\n        }\n    })\n    console.log(vm)\n<\/script><\/code><\/pre>\n\n\n\n
object.defineproperty<\/h2>\n\n\n\n
\u91cd\u8981\u77e5\u8bc6\u70b9\uff1adefineProperty\uff1a\u65b9\u6cd5\u4f1a\u76f4\u63a5\u5728\u4e00\u4e2a\u5bf9\u8c61\u4e0a\u5b9a\u4e49\u4e00\u4e2a\u65b0\u5c5e\u6027\uff0c\u6216\u8005\u4fee\u6539\u4e00\u4e2a\u5bf9\u8c61\u7684\u73b0\u6709\u5c5e\u6027\uff0c\u5e76\u8fd4\u56de\u6b64\u5bf9\u8c61  \u548c  get\u8bfb\u53d6\/set\u4fee\u6539<\/p>\n\n\n\n
name\uff0csex\u548cage\uff0c\u7b2c\u4e09\u4e2a\u53c2\u6570\u7684\u503c\u4e0d\u53c2\u4e0e\u679a\u4e3e<\/p>\n\n\n\n
let number=18\nlet persom={\nname:'tom'\nsex:'man'\nage:number\n}\n\u8fd9\u662fage\u5728f12\u662f18\uff0c\u5c31\u662f\u6539\u4e86number\u4e3a20\u4e5f\u8fd8\u662f18<\/code><\/pre>\n\n\n\n
\u503c\u4f20\u9012\u548c\u5f15\u7528\u4f20\u9012 <\/p>\n\n\n\n
\u8fd9\u91cc\u672c\u8d28\u4e0a\u5e76\u6ca1\u6709\u7ed9age\u8d4b\u503c\u4e3anumber\uff0c\u53ea\u662f\u8bbf\u95eeage\u5c5e\u6027\u7684\u65f6\u5019\u8fd4\u56de\u4e86number\u7684\u503c\uff0c\u6240\u4ee5number\u53d8\u5316 age\u4e5f\u4f1a\u8ddf\u7740\u53d8\u5316.\u6709\u4eba\u4fee\u6539age\u65f6  set\u51fd\u6570\u5c31\u4f1a\u88ab\u8c03\u7528  \u4e14\u4f1a\u53d7\u5230\u4fee\u6539\u7684\u503c:<\/p>\n\n\n\n
\u672c\u8d28\u662fage\u5df2\u7ecf\u6539\u4e86\uff0c\u4f46\u53c8\u8c03\u7528\u4e86getter\u8bfb\u53d6\u4e86number\u7684\u503c\u5e76\u505a\u4e86\u4e8c\u6b21\u4fee\u6539<\/p>\n\n\n\n
<!DOCTYPE html>\n<html>\n\n<head>\n    <meta charset=\"UTF-8\" \/>\n    <title> \u56de\u987eobject.defineproperty <\/title>\n    <!--\u5f15\u5165Vue -->\n    <script type=\"text\/javascript\" src=\"..\/js\/vue.js\"><\/script>\n<\/head>\n\n<body>\n    <script type=\"text\/javascript\">\n        let number = 18\n        let person = {\n\n            name: '\u5f20\u4e09',\n            sex: '\u7537',\n        }\n        Object.defineProperty(person, 'age', {\n            \/\/ value: 18\uff0c\n            \/\/ enumerable:true,\/\u63a7\u5236\u5c5e\u6027\u662f\u5426\u53ef\u4ee5\u679a\u4e3e\uff0c\u9ed8\u8ba4\u503c\u662ffalse\n            \/\/ writable:true,\/\/\u63a7\u5236\u5c5e\u6027\u662f\u5426\u53ef\u4ee5\u88ab\u4fee\u6539\uff0c\u9ed8\u8ba4\u503c\u662ffalse\n            \/\/ configurable: true \/\/\u63a7\u5236\u5c5e\u6027\u662f\u5426\u53ef\u4ee5\u88ab\u5220\u9664\uff0c\u9ed8\u8ba4\u503c\u662ffalse\n\n\n            \/\/\u5f53\u6709\u4eba\u8bfb\u53d6person\u7684age\u5c5e\u6027\u65f6\uff0cget\u51fd\u6570(getter)\u5c31\u4f1a\u88ab\u8c03\u7528\uff0c\u4e14\u8fd4\u56de\u503c\u5c31\u662fage\u7684\u503c\n            get() {\n                console.log('\u6709\u4eba\u8bfb\u53d6age\u5c5e\u6027\u4e86')\n                return number\n            },\n\n            \/\/\u5f53\u6709\u4eba\u4fee\u6539person\u7684age\u5c5e\u6027\u65f6\uff0cset\u51fd\u6570(setter)\u5c31\u4f1a\u88ab\u8c03\u7528\uff0c\u4e14\u4f1a\u6536\u5230\u4fee\u6539\u7684\u5177\u4f53\u503c\n            set(value) {\n                console.log('\u6709\u4eba\u4fee\u6539\u4e86age\u5c5e\u6027,\u4e14\u503c\u662f', value)\n                number = value\n            }\n\n        })\n        \/\/ console.log(Object.keys(person)\n\n        console.log(person)\n    <\/script>\n<\/body>\n\n<\/html><\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u4e00\u5957\u7528\u4e8e\u6784\u5efa\u7528\u6237\u754c\u9762\u7684\u6e10\u8fdb\u5f0fJavaScript\u6846\u67b6Vue\u53ef\u4ee5\u81ea\u5e95\u5411\u4e0a\u9010\u5c42\u7684\u5e94\u7528\u7b80\u5355\u5e94\u7528\uff1a\u53ea\u9700\u4e00\u4e2a\u8f7b\u91cf\u5c0f\u5de7\u7684\u6838\u5fc3\u5e93\u590d\u6742\u5e94\u7528\uff1a\u53ef\u4ee5\u5f15 …<\/p>\n","protected":false},"author":1,"featured_media":313,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[2],"tags":[12,11,10],"class_list":["post-312","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-2","tag-js","tag-vue","tag-10"],"_links":{"self":[{"href":"https:\/\/eve2333.top\/index.php?rest_route=\/wp\/v2\/posts\/312","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/eve2333.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/eve2333.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/eve2333.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/eve2333.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=312"}],"version-history":[{"count":0,"href":"https:\/\/eve2333.top\/index.php?rest_route=\/wp\/v2\/posts\/312\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/eve2333.top\/index.php?rest_route=\/wp\/v2\/media\/313"}],"wp:attachment":[{"href":"https:\/\/eve2333.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=312"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/eve2333.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=312"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/eve2333.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=312"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}