技術標籤：vue+vw+postcssvue

vue-cli3.0 使用vw實現移動端適配

1.建立專案
vue create

2.選擇配置Manually select features
babel+ vuex + router

3.然後一路回車
4.cd 安裝依賴

```javascript
npm i postcss-aspect-ratio-mini postcss-px-to-viewport postcss-write-svg postcss-cssnext postcss-viewport-units cssnano cssnano-preset-advanced postcss-import postcss-url --S
 

> 5.配置
> 1.cd postcss.config.js
```javascript
module.exports = {
    "plugins": {
        "postcss-import": {},
        "postcss-url": {},
        "postcss-aspect-ratio-mini": {},
        "postcss-write-svg": {
            utf8: false
        },
        "postcss-cssnext": {},
        "postcss-px-to-viewport": {
            viewportWidth: 750, // (Number) The width of the viewport.
            viewportHeight: 1334, // (Number) The height of the viewport.
            unitPrecision: 3, // (Number) The decimal numbers to allow the REM units to grow to.
            viewportUnit: 'vw', // (String) Expected units.
            selectorBlackList: ['.ignore', '.hairlines'], // (Array) The selectors to ignore and leave as px.
            minPixelValue: 1, // (Number) Set the minimum pixel value to replace.
            mediaQuery: false // (Boolean) Allow px to be converted in media queries.
        },
        "postcss-viewport-units": {},
        "cssnano": {
            preset: "advanced",
            autoprefixer: false,
            "postcss-zindex": false
        },
    }
}

 

2.cd public/index.html

<script src="//g.alicdn.com/fdilab/lib3rd/viewport-units-buggyfill/0.6.2/??viewport-units-buggyfill.hacks.min.js,viewport-units-buggyfill.min.js"></script>
<script>
    window.onload = function() {
        window.viewportUnitsBuggyfill.init({
            hacks:
 
 window.viewportUnitsBuggyfillHacks
        });
    }
</script>

執行
npm run serve

驗證是否編譯成功
cd App.vue 第19行

在瀏覽器內編譯為