var gulp = require("gulp"),//全局安装gulp（必须，没有它别的都废啦）    concat = require("gulp-concat"),//合并js文件    uglify = require("gulp-uglify"),//压缩js文件    rename = require(‘gulp-rename‘),//重命名文件流文件    cssmin = require(‘gulp-minify-css‘),//压缩css文件    htmlmin = require(‘gulp-htmlmin‘),//压缩html文件    clean = require("gulp-clean"),//删除文件    copy = require("gulp-copy");//复制文件zip = require("gulp-zip");//压缩打包成zip文件var paths = ["jquery/jquery.js", "jquery/jquery.fullscreen.js", "js/FullScreen.js", "js/SecondManager.js", "js/Label.js", "js/Differences.js", "js/Scene.js", "js/StartScene.js", "js/GameScene.js", "js/TimeoutScene.js", "js/CompleteScene.js", "js/Audio.js", "js/Game.js", "js/GameSceneDatas.js", "js/Main.js"];gulp.task("test", function () {    console.log("concat      合并js文件");    console.log("uglify      压缩js文件");    console.log("cssmin      压缩css文件");    console.log("htmlmin     压缩html文件");    console.log("clean       删除文件");    console.log("copy        复制文件");    console.log("zip         压缩打包成zip文件");    console.log("watch       监控文件修改");})gulp.task("concat", function () {    return gulp.src(paths)        .pipe(concat("index.js"))        .pipe(gulp.dest("dist/"));})gulp.task("uglify",["concat"], function () {//执行压缩前会先执行一边合并    return gulp.src("dist/index.js")        .pipe(uglify())        .pipe(rename("index.min.js"))        .pipe(gulp.dest("dist/"));})gulp.task("cssmin", function () {    return gulp.src("index.css")        .pipe(cssmin())        .pipe(rename("index.min.css"))        .pipe(gulp.dest("dist/"))})gulp.task(‘htmlmin‘, function () {    var options = {        removeComments: true,//清除HTML注释        collapseWhitespace: true,//压缩HTML        //省略布尔属性的值 <input checked="true"/> ==> <input />        collapseBooleanAttributes: true,        //删除所有空格作属性值 <input id="" /> ==> <input />        removeEmptyAttributes: true,        //删除<script>的type="text/javascript"        removeScriptTypeAttributes: true,        //删除<style>和<link>的type="text/css"        removeStyleLinkTypeAttributes: true,        minifyJS: true,//压缩页面JS        minifyCSS: true//压缩页面CSS    };    return gulp.src(‘index.html‘)        .pipe(htmlmin(options))        .pipe(rename("index.min.html"))        .pipe(gulp.dest(‘‘));});gulp.task("clean",["uglify"],function () {//删除文件前会先执行压缩，确保删除文件以备压缩执行    return gulp.src("dist/index.js")        .pipe(clean());})gulp.task("copy", function () {    return gulp.src(["mp3/**", "images/**"])        .pipe(copy("./dist"));})gulp.task("zip", ["cssmin", "htmlmin","clean", "copy"], function () {    return gulp.src(["dist/**","index.min.html"])        .pipe(zip("jaja.zip"))        .pipe(gulp.dest(""))})gulp.task("watch", function () {    gulp.watch("js/*.js", [‘concat‘, ‘uglify‘])    gulp.watch("index.css", [‘cssmin‘])    gulp.watch("index.html", [‘htmlmin‘])})