{"id":1557,"date":"2021-01-29T11:35:54","date_gmt":"2021-01-29T03:35:54","guid":{"rendered":"http:\/\/123.57.164.21\/?p=1557"},"modified":"2021-01-30T14:53:45","modified_gmt":"2021-01-30T06:53:45","slug":"vuecss%e7%9a%84-deep-%e5%8f%8a%e7%94%a8%e6%b3%95","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=1557","title":{"rendered":"[vue]css\u7684\/deep\/\u53ca>>>\u7528\u6cd5"},"content":{"rendered":"\n

\u5728vue\u7684\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u5f15\u7528\u5b50\u7ec4\u4ef6\uff0c\u5305\u62ecui\u7ec4\u4ef6\uff08element\u3001iview\uff09\u3002\u4f46\u662f\u5728\u7236\u7ec4\u4ef6\u4e2d\u6dfb\u52a0scoped\u4e4b\u540e\uff0c\u5728\u7236\u7ec4\u4ef6\u4e2d\u4e66\u5199\u5b50\u7ec4\u4ef6\u7684\u6837\u5f0f\u662f\u65e0\u6548\u679c\u7684\u3002\u53bb\u6389scoped\u4e4b\u540e\uff0c\u6837\u5f0f\u53ef\u4ee5\u8986\u76d6\u3002\u4f46\u8fd9\u6837\u4f1a\u6c61\u67d3\u5168\u5c40\u6837\u5f0f\uff0c\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u53ea\u4fee\u6539\u672c\u7ec4\u4ef6\u4e0b\u7684\u6837\u5f0f\uff0c\u4f7f\u7528>>><\/code>\u548c\/deep\/<\/code>\u6765\u9009\u62e9\u5b50\u7ec4\u4ef6\u3002<\/p>\n\n\n\n

Demo1<\/h4>\n\n\n\n
\/deep\/ \u6df1\u5ea6\u9009\u62e9\u5668<\/h5>\n\n\n\n

\u5728vue\u4e2d\uff0c\u6211\u4eec\u4e3a\u4e86\u907f\u514d\u7236\u7ec4\u4ef6\u7684\u6837\u5f0f\u5f71\u54cd\u5230\u5b50\u7ec4\u4ef6\u7684\u6837\u5f0f\uff0c\u4f1a\u5728style\u4e2d\u52a0<style scoped>\uff0c\u8fd9\u6837\u7236\u7ec4\u4ef6\u4e2d\u5982\u679c\u6709\u8ddf\u5b50\u7ec4\u4ef6\u76f8\u540c\u7684class\u540d\u79f0\u6216\u8005\u4f7f\u7528\u9009\u62e9\u5668\u7684\u65f6\u5019\uff0c\u5c31\u4e0d\u4f1a\u5f71\u54cd\u5230\u5b50\u7ec4\u4ef6\u7684\u6837\u5f0f\u3002<\/p>\n\n\n\n

\u7236\u7ec4\u4ef6\uff1a<\/p>\n\n\n\n

<template>\n    <div>\n        <h1 class=\"title\">{{ name }}<\/h1>\n        <input type=\"text\" v-model.lazy=\"name\">\n        <child \/>\n    <\/div>\n<\/template>\n\n<script>\nimport child from '.\/child';\nexport default {\n    data () {\n        return {\n            name:''\n        }\n    },\n    components: {\n        child\n    }\n}\n<\/script>\n<style scoped>\n     .title{\n        color: #ff0;\n    }\n<\/style>\n<\/pre>\n\n\n\n
\u5b50\u7ec4\u4ef6\uff1a<\/p>\n\n\n\n
<template>\n    <div>\n        <h1 class=\"title\">child<\/h1>\n    <\/div>\n<\/template>\n<script>\nexport default {\n    \n}\n<\/script>\n<style scoped>\n    .title{\n        color:#f00;\n    }\n<\/style>\n<\/pre>\n\n\n\n
\u6211\u4eec\u5728\u52a0\u4e86 scoped \u4e4b\u540e\u6837\u5f0f\u4f1a\u81ea\u52a8\u6dfb\u52a0\u4e00\u4e2ahash\u503c\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n
.title[data-v-211e4c4a] {\n    color: #ff0;\n}\n<\/pre>\n\n\n\n
\u4f46\u662f\u8fd9\u6837\u4e5f\u5b58\u5728\u7740\u4e00\u4e2a\u95ee\u9898\uff0c\u6bd4\u5982\u4f60\u4f7f\u7528\u4e86\u522b\u4eba\u7684\u7ec4\u4ef6\u6216\u8005\u81ea\u5df1\u5f00\u53d1\u4e00\u4e2a\u7ec4\u4ef6\uff0c\u6709\u65f6\u5019\u4f60\u4fee\u6539\u4e00\u5904\u5c31\u53ef\u80fd\u5f71\u54cd\u5230\u522b\u7684\u5730\u65b9\uff0c\u8fd9\u4e2a\u65f6\u5019\u8981\u4e48\u4f60\u4e0d\u7528\u522b\u4eba\u7684\u7ec4\u4ef6\uff0c\u81ea\u5df1\u91cd\u65b0\u5c01\u88c5\u4e00\u4e2a\uff0c\u4f46\u5f88\u591a\u65f6\u5019\u662f\u4e0d\u592a\u73b0\u5b9e\u7684\uff0c\u6240\u4ee5\u5c31\u9700\u8981\u6709\u4e00\u4e2a\u65b9\u6cd5\u6216\u8005\u65b9\u5f0f\uff0c\u65e2\u4e0d\u5f71\u54cd\u5230\u522b\u7684\u5730\u65b9\uff0c\u53c8\u80fd\u4fee\u6539\u5b50\u7ec4\u4ef6\u5728\u5f53\u524d\u7684\u6837\u5f0f\u3002<\/p><\/blockquote>\n\n\n\n
\u90a3\u4e48\u6211\u4eec\u5c31\u9700\u8981\/deep\/\uff0c\u4f7f\u7528\u65b9\u5f0f\u4e5f\u5f88\u7b80\u5355\uff1a<\/p>\n\n\n\n
<style scoped>\n     \/deep\/ .title{\n        color: #ff0;\n    }\n<\/style>\n<\/pre>\n\n\n\n
\u5f53\u7136\u4e86\u628a \/deep\/ \u6362\u6210 >>>\uff0c\u4e5f\u53ef\u4ee5\u8fbe\u5230\u540c\u6837\u7684\u6548\u679c\u3002<\/p>\n\n\n\n
Demo2<\/h4>\n\n\n\n
\u7236\u7ec4\u4ef6\uff1a<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
\u5b50\u7ec4\u4ef6\uff1a<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
\u6548\u679c\uff1a<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
\u8fd9\u6837\u7684\u5199\u6cd5\u53ca\u4fee\u6539\u4e86\u5b50\u7ec4\u4ef6\u7684\u6837\u5f0f\uff0c\u53c8\u4e0d\u4f1a\u6c61\u67d3\u5168\u5c40\u6837\u5f0f\uff01<\/p>\n\n\n\n
\u53e6\u4e00\u79cd\u6539\u6cd5<\/h4>\n\n\n\n
\u81ea\u5df1\u5728\u7528elementUI\u5199\u767b\u5f55\u6846\u7684\u65f6\u5019\u60f3\u8981\u4fee\u6539el-input<\/code>\u4e3a\u900f\u660e\u8272\u65f6\uff0c\u53d1\u73b0\u65e0\u8bba\u662f\u52a0\u7c7b\u540d\u8fd8\u662f\u52a0\u884c\u5185\u6837\u5f0f\u6216\u8005\u5728\u63a7\u5236\u53f0\u76f4\u63a5\u6539\u597d\u6837\u5f0f\u590d\u5236\u5230\u4ee3\u7801\u4e2d\u90fd\u6ca1\u7528\uff0c\u6700\u540e\u751a\u81f3\u90fd\u7528\u4e0a\u4e86!important \u8fd8\u662f\u4e0d\u7ba1\u7528\u3002<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
\u5728\u7f51\u7edc\u4e0a\u641c\u7d22\u53d1\u73b0\u4e0d\u5c11\u4eba\u6709\u540c\u6837\u7684\u95ee\u9898\uff0c\u53c2\u8003\u4e86\u8fd9\u7bc7\u535a\u5ba2\u603b\u7ed3\u4e86\u4e00\u4e0b\uff1a<\/p>\n\n\n\n
  • \u603b\u4e4b\uff0c\u4fee\u6539\u4e0d\u6210\u529f\u5f88\u6709\u53ef\u80fd\u662f\u56e0\u4e3a\u6bcf\u4e2a\u7ec4\u4ef6\u7684\u6837\u5f0f\u6709scoped\u5c5e\u6027\uff0c\u800cel-input-inner\u662f\u5168\u5c40\u5c5e\u6027\uff0c\u56e0\u6b64\u4f60\u5728\u7ec4\u4ef6\u91cc\u6539\u662f\u4e0d\u751f\u6548\u7684\u3002<\/li>
  • \u4f46\u662f\u7ec4\u4ef6\u91cc\u5220\u6389scoped\u662f\u4e0d\u73b0\u5b9e\u7684\uff0c\u5f88\u6709\u53ef\u80fd\u9020\u6210\u6837\u5f0f\u51b2\u7a81\u5bfc\u81f4\u9875\u9762\u4e71\u5957\uff0c\u56e0\u6b64\u6211\u4eec\u9700\u8981\u5728\u5168\u5c40\u6837\u5f0f\u91cc\u9762\u4fee\u6539<\/li><\/ul>\n\n\n\n
    \"\"<\/figure><\/div>\n\n\n\n
    \u8fd9\u6837\u5c31\u5b8c\u6210\u4e86el-input\u6837\u5f0f\u7684\u4fee\u6539\u3002<\/p>\n\n\n\n
    \u4e3a\u4e86\u4fdd\u8bc1\u6bcf\u4e2a\u7ec4\u4ef6\u7684css\u552f\u4e00\u6027\uff0c\u907f\u514d\u6c61\u67d3\u5168\u5c40\u6216\u8005\u88ab\u5168\u5c40\u6c61\u67d3\uff0cvue\u63d0\u4f9b\u4e86scoped\u4f5c\u7528\u57df<\/p>\n\n\n\n
    \"\"<\/figure><\/div>\n\n\n\n
    \u4e0a\u8ff0\u4ee3\u7801\u4f1a\u88ab\u7f16\u8bd1\u6210<\/p>\n\n\n\n
    \"\"<\/figure><\/div>\n\n\n\n
    \u539f\u7406<\/h4>\n\n\n\n
    \u4f17\u6240\u5468\u77e5\uff0c\u5728\u7ec4\u4ef6\u4e2d\u7ed9style \u6807\u7b7e\u6dfb\u52a0\u5c5e\u6027 scoped \u5c5e\u6027\u53ef\u4ee5\u907f\u514d\u7ec4\u4ef6\u5185\u6837\u5f0f\u5bf9\u5916\u754c\u9020\u6210\u6c61\u67d3\uff0cscoped\u4f7f\u5f97\u7ec4\u4ef6\u5185\u7684\u6837\u5f0f\u53d8\u6210\u5c40\u57df\u6837\u5f0f\uff0c\u53ea\u4f5c\u7528\u4e8e\u5f53\u524d\u7ec4\u4ef6\u3002<\/p>\n\n\n\n
    \u00a0\u5728\u7f16\u8bd1\u7ec4\u4ef6\u7684\u65f6\u5019\uff0c\u5982\u679c\u5f53\u524d\u7ec4\u4ef6\u5185style\u6807\u7b7e\u4e0a\u6709scoped\u5c5e\u6027\uff0c\u90a3\u4e48\u4f1a\u5728\u5f53\u524d\u6240\u6709\u6807\u7b7e\u4e0a\u6dfb\u52a0\u4e00\u4e2a\u3010data-v-hash\u3011\u5c5e\u6027\uff0c\u800c\u5f53\u524d\u6837\u5f0f\u8868\u5185\u7684\u6240\u6709\u672b\u5c3e\u9009\u62e9\u5668\u540e\u9762\u4e5f\u4f1a\u52a0\u4e0a\u8be5\u5c5e\u6027\uff0c\u90a3\u4e48\u5c31\u4f7f\u5f97\u5f53\u524d\u7ec4\u4ef6\u5185\u7684\u6837\u5f0f\u53ea\u4f1a\u4f5c\u7528\u4e8e\u5f53\u524d\u7ec4\u4ef6\u5185\u7684\u5143\u7d20\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f,\u5f53\u7236\u7ec4\u4ef6\uff0c\u5b50\u7ec4\u4ef6\u540c\u65f6\u4f7f\u7528scoped\u5c5e\u6027\u65f6\uff0c\u5b50\u7ec4\u4ef6\u6700\u5916\u5c42\u7684\u6807\u7b7e\u65e2\u4f1a\u88ab\u52a0\u4e0a\u5f53\u524d\u7ec4\u4ef6\u7684hash\u503c\uff0c\u53c8\u4f1a\u52a0\u4e0a\u7236\u7ea7\u7ec4\u4ef6\u7684hash\u503c,\u50cf\u8fd9\u6837\u3002<\/p>\n\n\n\n
    \/\/\u5b50\u7ec4\u4ef6\u6700\u5916\u5c42\u6807\u7b7e\n<div data-v-b45036b2 data-v-384b136e ><\/div><\/pre>\n\n\n\n
    \u4f46\u662f\u6709\u4e2a\u95ee\u9898\uff0c\u5728\u6211\u4eec\u7528scoped\u7684\u65f6\u5019\u56de\u53d1\u73b0\u4e00\u4e2a\u95ee\u9898\uff0c\u5c31\u662f\u6211\u4eec\u5728\u5f53\u524d\u7ec4\u4ef6\u5185\u4f7f\u7528\u7684scoped\uff0c\u4f46\u662f\u6211\u60f3\u5728\u5f53\u524d\u7ec4\u4ef6\u5185\u6539\u53d8\u5b50\u7ec4\u4ef6\u7684\u6837\u5f0f(\u975e\u6700\u5916\u5c42\u6807\u7b7e)\uff0c\u7684\u65f6\u5019\u4f1a\u53d1\u73b0\u4e0d\u597d\u4f7f\u3002<\/p>\n\n\n\n
    <style scoped>\n \n.father-div .child-div{color:red;}\n \n<\/style><\/pre>\n\n\n\n
    \u3000\u3000\u56e0\u4e3a\u5230\u4e86\u6d4f\u89c8\u5668\u4e0a\u4f1a\u89e3\u6790\u6210<\/p>\n\n\n\n
    <div data-v-384b136e ><\/div>\n<\/pre>\n\n\n\n
    \u4e0d\u597d\u4f7f\u7684\u539f\u56e0\u662f\u5e94\u4e3a\u7236\u7ec4\u4ef6\u5185\u6837\u5f0f\u5185\u89e3\u6790\u7684\u662f\u7236\u7ec4\u4ef6\u7684hash\u503c\uff0c\u800c\u5b50\u7ec4\u4ef6\u5185\u6807\u7b7e\u4e0a\u6dfb\u52a0\u7684\u662f\u5b50\u7ec4\u4ef6\u7684hash\u503c\uff0c\u5bf9\u5e94\u4e0d\u4e0a\u5f53\u7136\u6ca1\u6548\u679c\uff0c\u90a3\u600e\u4e48\u89e3\u51b3\u5462\uff1f<\/p>\n\n\n\n
    \u4f7f\u7528deep\uff1a\u5f53\u9047\u5230\u8fd9\u79cd\u56f0\u6270\u7684\u65f6\u5019\u6211\u4eec\u53ef\u4ee5\u53e6\u5199\u4e00\u4e2astyle\u6807\u7b7e\uff0c\u7136\u540e\u4e0d\u52a0scoped\u5c5e\u6027\uff0c\u6765\u76d6\u5b50\u7ec4\u4ef6\u7684\u6837\u5f0f\uff0c\u5f53\u524d\u8fd9\u4e48\u5199\u662f\u53ef\u4ee5\u7684\uff0c\u4f46\u662f\u4e0d\u592a\u4f18\u96c5\uff0c\u8fd9\u65f6\u6211\u4eec\u53ef\u4ee5\u7528\u5230\/deep\/\u5c5e\u6027\uff0c<\/p>\n\n\n\n
    .father-div \/deep\/ .child-div{color:red;}\n<\/pre>\n\n\n\n
    \u3000\u3000\u5f53\u9047\u5230”\/deep\/”\u7684\u65f6\u5019\u4f1a\u5c06”\/deep\/”\u7684\u4f4d\u7f6e\u66ff\u6362\u6210\u7ec4\u4ef6\u7684hash\u503c,\u89e3\u6790\u6210<\/p>\n\n\n\n
    .father-div[data-v-b45036b2] .child-div{color:red;}\n<\/pre>\n\n\n\n
    \u8fd9\u6837\u53ea\u9700\u8981\u6ce8\u610fcss\u7684\u6743\u91cd\u5c31\u53ef\u4ee5\u8986\u76d6\u5b50\u7ec4\u4ef6\u5185\u7684\u6837\u5f0f\u4e86\uff0c<\/p>\n\n\n\n
    \u6ce8\u610f\uff1a\u5b50\u7ec4\u4ef6\u5185\u6700\u5916\u5c42\u7684\u6837\u5f0f\u7531\u4e8e\u662f\u5e26\u4e86\u7236\u5b50\u7ec4\u4ef6\u7684\u4e24\u4e2ahash\u503c\uff0c\u6240\u4ee5\u662f\u4f1a\u88ab\u4e24\u5934\u63a7\u5236\u7684\uff0c\u4e0d\u9700\u8981\/deep\/\u5c31\u53ef\u4ee5\u5728\u7236\u7ec4\u4ef6\u5185\u8986\u76d6\u6837\u5f0f<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u5728vue\u7684\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u5f15\u7528\u5b50\u7ec4\u4ef6\uff0c\u5305\u62ecui\u7ec4\u4ef6\uff08element\u3001iview\uff09\u3002\u4f46\u662f\u5728\u7236\u7ec4\u4ef6\u4e2d\u6dfb\u52a0scope […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/1557"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1557"}],"version-history":[{"count":11,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/1557\/revisions"}],"predecessor-version":[{"id":1577,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/1557\/revisions\/1577"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1557"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1557"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1557"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}