1.创建:gulpfile.js

var gulp = require('gulp'),
less = require('gulp-less'); gulp.task('default', function () {
gulp.src('less/index.less')
.pipe(less())
.pipe(gulp.dest('dist'));
});

2.创建package.json

npm init

3.安装gulp到项目

npm install --save-dev gulp

4.安装插件到项目:

npm install gulp-less --save-dev

5.准备的less/index.css

@color:#ff0000;
body{color:@color;}

6.目录下运行:

gulp

效果输出:

dist/app.css

body {
color: #ff0000;
}
05-23 23:41