var gulp = require('gulp');
var browserify = require('gulp-browserify');//模块化的打包
var uglify = require('gulp-uglify');//js的压缩
var webserver = require('gulp-webserver');//web服务热启动
// var rename = require('gulp-rename');//文件重命名
var concat = require('gulp-concat');//文件合并
var sass = require('gulp-sass');//sass编译
// var less = require('gulp-less');//less编译
var cleanCSS = require('gulp-clean-css');//css的压缩
// var minify-css = require('gulp-minify-css');//css的压缩
var rev = require('gulp-rev'); //- 对文件名加MD5后缀
var revCollector = require('gulp-rev-collector'); //- 路径替换
// var uglify = require('gulp-jshint');//js校验
var htmlmin = require('gulp-htmlmin');//html压缩为一行
var imagemin = require('gulp-imagemin');//图片的压缩
// var livereload = require('gulp-livereload');//需要使用浏览器插件进行支持,类似于node的livereload的插件;
var browserSync = require('browser-sync').create();//这里为browser-connect;本地服务,