gulp-viewport-units:自动为viewport-units-buggyfill附加内容属性

gulp-viewport单位 一个gulp插件，自动为viewport-units-buggyfill附加content属性。请参见 安装 npm install gulp-viewport-units --save-dev 基本用法 'use strict' ; const gulp = require ( 'gulp' ) ; const viewportUnits = require ( 'gulp-viewport-units' ) gulp . task ( 'css' , function ( ) { gulp . src ( './css/**/*.css' ) . pipe ( viewportUnits ( ) ) . pipe ( gulp . dest ( './css/dist' ) ) ; } ) ; 如果仅进度计算