import{_ as s,c as a,o as n,a as p}from"./app.614cd5ee.js";const A=JSON.parse('{"title":"","description":"","frontmatter":{},"headers":[{"level":3,"title":"","slug":"\u2705-vm-\u9002\u914D\u65B9\u6848"}],"relativePath":"guide/vue2/vw.md","lastUpdated":1660905312000}'),l={name:"guide/vue2/vw.md"},o=p(`

\u2705 vm \u9002\u914D\u65B9\u6848

\u672C\u9879\u76EE\u4F7F\u7528\u7684\u662F rem \u7684 \u9002\u914D\u65B9\u6848\uFF0C\u5176\u5B9E\u65E0\u8BBA\u4F60\u4F7F\u7528\u54EA\u79CD\u65B9\u6848\uFF0C\u90FD\u4E0D\u9700\u8981\u4F60\u53BB\u8BA1\u7B97 12px \u662F\u591A\u5C11 rem \u6216\u8005 vw, \u4F1A\u6709\u4E13\u95E8\u7684\u5DE5\u5177\u53BB\u5E2E\u4F60\u505A \u3002\u5982\u679C\u4F60\u60F3\u7528 vw,\u4F60\u53EF\u4EE5\u6309\u7167\u4E0B\u9762\u7684\u65B9\u5F0F\u5207\u6362\u3002

1.\u5B89\u88C5\u4F9D\u8D56

bash

npm install postcss-px-to-viewport -D

2.\u4FEE\u6539 .postcssrc.js

\u5C06\u6839\u76EE\u5F55\u4E0B .postcssrc.js \u6587\u4EF6\u4FEE\u6539\u5982\u4E0B

javascript
// https://github.com/michael-ciniawsky/postcss-load-config
module.exports = {
  plugins: {
    autoprefixer: {
      overrideBrowserslist: [
        "Android 4.1",
        "iOS 7.1",
        "Chrome > 31",
        "ff > 31",
        "ie >= 8",
      ],
    },
    "postcss-px-to-viewport": {
      viewportWidth: 375, // \u89C6\u7A97\u7684\u5BBD\u5EA6\uFF0C\u5BF9\u5E94\u7684\u662F\u6211\u4EEC\u8BBE\u8BA1\u7A3F\u7684\u5BBD\u5EA6\uFF0C\u4E00\u822C\u662F750
      unitPrecision: 3, // \u6307\u5B9A\`px\`\u8F6C\u6362\u4E3A\u89C6\u7A97\u5355\u4F4D\u503C\u7684\u5C0F\u6570\u4F4D\u6570\uFF08\u5F88\u591A\u65F6\u5019\u65E0\u6CD5\u6574\u9664\uFF09
      viewportUnit: "vw", // \u6307\u5B9A\u9700\u8981\u8F6C\u6362\u6210\u7684\u89C6\u7A97\u5355\u4F4D\uFF0C\u5EFA\u8BAE\u4F7F\u7528vw
      selectorBlackList: [".ignore", ".hairlines"], // \u6307\u5B9A\u4E0D\u8F6C\u6362\u4E3A\u89C6\u7A97\u5355\u4F4D\u7684\u7C7B\uFF0C\u53EF\u4EE5\u81EA\u5B9A\u4E49\uFF0C\u53EF\u4EE5\u65E0\u9650\u6DFB\u52A0,\u5EFA\u8BAE\u5B9A\u4E49\u4E00\u81F3\u4E24\u4E2A\u901A\u7528\u7684\u7C7B\u540D
      minPixelValue: 1, // \u5C0F\u4E8E\u6216\u7B49\u4E8E\`1px\`\u4E0D\u8F6C\u6362\u4E3A\u89C6\u7A97\u5355\u4F4D\uFF0C\u4F60\u4E5F\u53EF\u4EE5\u8BBE\u7F6E\u4E3A\u4F60\u60F3\u8981\u7684\u503C
      mediaQuery: false, // \u5141\u8BB8\u5728\u5A92\u4F53\u67E5\u8BE2\u4E2D\u8F6C\u6362\`px\`
    },
  },
};

3.\u5220\u9664\u539F\u6765\u7684 rem \u76F8\u5173\u4EE3\u7801

src/main.js \u5220\u9664\u5982\u4E0B\u4EE3\u7801

javascript
// \u79FB\u52A8\u7AEF\u9002\u914D
import "lib-flexible/flexible.js";

package.json \u5220\u9664\u5982\u4E0B\u4EE3\u7801

javascript
"lib-flexible": "^0.3.2",
"postcss-pxtorem": "^5.1.1",

\u8FD0\u884C\u8D77\u6765\uFF0CF12 \u5143\u7D20 css style \u5C31\u662F vw \u5355\u4F4D\u4E86

\u25B2 \u56DE\u9876\u90E8

`,14),e=[o];function t(c,r,D,y,F,i){return n(),a("div",null,e)}const d=s(l,[["render",t]]);export{A as __pageData,d as default};