Exemples de compression utilisant gulp

<span class="hljs-attribute">gulp -v //</span><span class="hljs-attribute">gulp -v / / </span>Vérifiez la version de gulp Si le numéro de version est affiché, l'installation est réussie.npm init //Créez un entrepôt local et générez le fichier package.json pour la configuration

npm init //建立本地仓库，生成package.json文件进行配置

npm <span class="hljs-keyword">install <span class="hljs-keyword">save-dev gulp //Installer gulp localement sur le projet<em><em></em></em> </span></span>npm <span class="hljs-keyword">install <span class="hljs-keyword">save-dev gulp //安装gulp到项目本地</span></span>

npm <span class="hljs -keyword">install </span>gulp-htmlmin //Installer le plug-in HTML compressé npm <span class="hljs-keyword">install </span>

npm <span class="hljs-keyword">installer </span>gulp-uglify //Installer le plug-in js compressénpm <span class="hljs-keyword">install </span>

npm installer gulp-minify-css //Installer le plug-in CSS de compressionnpm <span class="hljs-keyword">install </span>

npm installer gulp-imagemin　//Installer le plug-in d'image compressée npm <span class="hljs-keyword">install </span>

npm installer del//Installer le plug-in de suppression de compression npm <span class="hljs-keyword">install </span>

<span class=" hljs-keyword"><span class="hljs-keyword">3, créez un nouveau fichier gulpfile.js </span></span><span class="hljs-keyword"><span class="hljs-keyword">3，新建gulpfile.js文件</span></span>

var gulp = require( 'gulp'),

htmlmin = require('gulp -htmlmin'),

    minify=require('gulp-minify-css'),

    uglify=require('gulp-uglify'),

 imagemin=require('gulp-imagemin' ),

del = require('del');

avaler .task('testHtmlmin', function() {

var options = {

 removeComments : true,//清除HTML注释

<em><em><em><em><em><em><em><em><span style="font-family: 宋体; font-size: 15px"><em>        collapseWhitespace: true,//压缩HTML<br>        collapseBooleanAttributes: true,//省略布尔属性的值 <input checked="true"/> ==> <input /><br>        removeEmptyAttributes: true,//删除所有空格作属性值 <input id="" /> ==> <input /><br>        removeScriptTypeAttributes: true,//删除<script>的type="text/javascript"<br>        removeStyleLinkTypeAttributes: true//删除<style>和<link>的type="text/css"<br>    };<br>    return gulp.src(['bucketSrc/*/*.html','bucketSrc/*.html'])<br>        .pipe(htmlmin(options))<br>        .pipe(gulp.dest('bucketDist'));<br>});<br>gulp.task('minifycss', function() {<br>    return gulp.src(['bucketSrc/s/c/*/*.css','bucketSrc/s/c/*.css'])      //压缩的文件<br>        .pipe(minify())<br>        .pipe(gulp.dest('bucketDist/s/c')) ; //输出文件夹<br>});<br>gulp.task('minifyjs',function(){<br>    return gulp.src('bucketSrc/s/j/*/*.js')<br>        .pipe(uglify())<br>        .pipe(gulp.dest('bucketDist/s/j'))<br>});<br>gulp.task('clean', function(cb) {<br>    del(['bucketDist/*/*.html','bucketDist/*.html','bucketDist/s/img/*.*','bucketDist/s/c/*/*.css','bucketDist/s/c/*.css','bucketDist/s/j/*/*.js'], cb)<br>});<br>gulp.task('images', function() {<br>    return gulp.src('bucketSrc/s/img/*.*')<br>        .pipe(imagemin({<br>            progressive: false<br>        }))<br>        .pipe(gulp.dest('bucketDist/s/img'));<br>});<br>gulp.task('default', ['clean', 'testHtmlmin', 'minifycss','images','minifyjs']);<br>4，命令行中运行gulp </em><em style="line-height: 1.5"><em>default</em></em></span></em></em></em></em></em></em></em></em>

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