Maison développement back-end tutoriel php 自己动手,丰衣足食.

自己动手,丰衣足食.

Aug 08, 2016 am 09:32 AM
bug css html index php

时下grunt非常的火啊,用着虽然很爽,但是它的配置确实很烦。如果之前没有用过,想要一下子熟练驾驭它,有一定的学习成本,而且还要装node这个大家伙,项目之初我们选择了compiler.jar这个轻量的工具进行打包。我一直在寻思着,如何编写一键打包工具。之前呢是手工的拼接好有的js文件,做成符合compiler.jar打包文件所要求的批处理文件,然后运行这个批处理,生成我们需要的js和css文件。随着js文件数量的增长,纯手工拼接这些文件的地址就变得非常考验人的耐心了,而且还容易漏掉或重复某些文件,于是“一键打包工具”的编写就变得刻不容缓了。下面是一个真实的index.html文件的一部分:

<spanmicrosoft yahei><span><span>DOCTYPE html</span><span>></span>
<span><span>html</span><span>></span>
<span><span>head</span><span>></span>
    <span><span>meta </span><span>charset</span><span>="utf-8"</span><span>></span>
    <span><span>meta </span><span>http-equiv</span><span>="X-UA-Compatible"</span><span> content</span><span>="IE=edge,chrome=1"</span><span>></span>
    <span><span>meta </span><span>name</span><span>="viewport"</span><span> content</span><span>="target-densitydpi=device-dpi, initial-scale=1, user-scalable=0, maximum-scale=1"</span><span>></span>
     <span><!--</span><span>隐藏浏览器的工具栏和菜单栏,对iso系统起用</span><span>--></span>
    <span><!--用于PC上调式,不参与合并压缩</span><span>--></span>
    <span><span>script </span><span>src</span><span>="lib/data/database.js"</span><span> name</span><span>="noBuild"</span><span>></span><span>script</span><span>></span>
    <span><!--</span><span>Iframe加载处理</span><span>--></span>
    <span><span>script </span><span>src</span><span>="lib/LoadMode.js"</span><span>></span><span>script</span><span>></span>

    <span><span>script </span><span>src</span><span>="lib/core/jQuery.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/core/underscore.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/animate/SVGIcons/snap.min.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/animate/pixi.js"</span><span>></span><span>script</span><span>></span>

    <span><span>script </span><span>src</span><span>="lib/core/Xut.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/core/isMobile.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/core/aaronRequire.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/core/nextTick.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/Config.js"</span><span>></span><span>script</span><span>></span>

    <span><span>script </span><span>src</span><span>="lib/core/lang/Object.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/core/lang/Function.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/core/lang/Array.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/core/video.js"</span><span>></span><span>script</span><span>></span>

    <span><!--</span><span> 自定义事件,合集处理,iframe通讯 </span><span>--></span>
    <span><span>script </span><span>src</span><span>="lib/core/event/asEvented.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/core/message/pms.js"</span><span>></span><span>script</span><span>></span>

    <span><!--</span><span>插件</span><span>--></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/cordova.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/readAssetsFilePlugin.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/initDatabase.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/web.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/video.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/openAppPlugin.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/tabletPlugin.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/statusbar.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/iap.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/AppStoreLink.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/downloadPlugin.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/xxteManager.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/unzipPlugin.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/readPlugin.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/plugin/deletePlugin.js"</span><span>></span><span>script</span><span>></span>
    <span><!--</span><span> 动画库 </span><span>--></span>
    <span><span>script </span><span>src</span><span>="lib/animate/TweenMax.min.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/animate/plugins/ThrowPropsPlugin.min.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/animate/PptAnimation.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/animate/CanvasAnimation.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/animate/dragdrop/Draggable.min.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/animate/dragdrop/dragdrop.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/animate/iscroll.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/animate/hammer.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/animate/SVGIcons/svgicons-config.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/animate/SVGIcons/svgicons.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/animate/SpriteA.js"</span><span>></span><span>script</span><span>></span>

    <span><span>script </span><span>src</span><span>="lib/util/Utils.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/util/LocalStorage.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/util/ScriptLoad.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/util/ExecuteSql.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/util/PromptNotice.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/util/edge.js"</span><span>></span><span>script</span><span>></span>

    <span><!--</span><span> 配置文件,数据文件,结构文件 </span><span>--></span>
    <span><span>script </span><span>src</span><span>="lib/data/Store.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/data/StoreManager.js"</span><span>></span><span>script</span><span>></span>

    <span><!--</span><span> 数据初始化 </span><span>--></span>
    <span><span>script </span><span>src</span><span>="lib/Main.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/Initialize.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/scenario/SceneLayout.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/scenario/SceneFactory.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/scenario/SceneController.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/LoadScene.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/Dispatcher.js"</span><span>></span><span>script</span><span>></span>

    <span><!--</span><span> 工具栏 </span><span>--></span>
    <span><span>script </span><span>src</span><span>="lib/toolbar/Navbar.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/toolbar/sToolbar.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/toolbar/fToolbar.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/toolbar/searchBar.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/toolbar/bookMark.js"</span><span>></span><span>script</span><span>></span>

    <span><!--</span><span> 多线程任务片 </span><span>--></span>
    <span><span>script </span><span>src</span><span>="lib/threadTask/Buffer.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/threadTask/TaskContents.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/threadTask/TaskComponents.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/threadTask/TaskBackground.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/threadTask/TaskContainer.js"</span><span>></span><span>script</span><span>></span>

    <span><span>script </span><span>src</span><span>="lib/pageBase/Parser.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/pageBase/Collection.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/pageBase/MultiEvent.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/pageBase/PageBase.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/pageBase/Page.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/pageBase/Master.js"</span><span>></span><span>script</span><span>></span>


    <span><!--</span><span> 页面管理模块 </span><span>--></span>
    <span><span>script </span><span>src</span><span>="lib/controller/transform/Translation.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/controller/OverrideApi.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/controller/Abstract.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/controller/Emitter.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/controller/PageMgr.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/controller/MasterMgr.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/controller/Compiler.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/controller/ViewModel.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/controller/SwitchPage.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/controller/EventDrive.js"</span><span>></span><span>script</span><span>></span>

    <span><!--</span><span>热点管理</span><span>--></span>
    <span><span>script </span><span>src</span><span>="lib/scheduler/AssignAutoRun.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/scheduler/AssignTrigger.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/scheduler/AssignSuspend.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/scheduler/AssignOriginal.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/scheduler/AssignRecovery.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/scheduler/ProcessControl.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/scheduler/Binding.js"</span><span>></span><span>script</span><span>></span>

    <span><!--</span><span> 适配器,用于处理热点 </span><span>--></span>
    <span><span>script </span><span>src</span><span>="lib/directives/dir-Content.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/directives/dir-Widget.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/directives/dir-Media.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/directives/dir-Action.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/directives/dir-ShowNote.js"</span><span>></span><span>script</span><span>></span>

     <span><!--</span><span>多媒体对象 </span><span>--></span>
    <span><span>script </span><span>src</span><span>="lib/component/media/Audio.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/component/media/Video.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/component/media/AudioManager.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/component/media/VideoManager.js"</span><span>></span><span>script</span><span>></span>

    <span><!--</span><span>文本热点</span><span>--></span>
    <span><span>script </span><span>src</span><span>="lib/component/content/conFilter.js"</span><span>></span><span>script</span><span>></span>
    <span><span>script </span><span>src</span><span>="lib/component/content/conAlgorithm.js"</span><span>></span><span>script</span><span>></span>
<br></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></spanmicrosoft>
Copier après la connexion

后面还有很长,bug,活人不能被尿憋死,办法总比问题多。我是会一点php的,php在处理文件方面是很拿手的,是时候让它发挥点作用了。于是我想到了用php去自动提出index里边的js和css,然后按指定的格式生成批处理文件,在后台用静默方式运行这个批处理,最后把结果返回给显示器。这样我就可以坐享其成了。想想都有点小激动哟,于是简单的写了一个界面.

接下来就是实现功能了,先不着急编写代码,分析下需求:

1. 遍历index.html文件,提取js文件或css文件.

2. 对这文件进行过虑,因为有些是注释掉的,有些是调式用的。

3. 生成对应的批处理文件

4. 执行批处理文件

5. 显示处理结果

即然有两种情况,我就用一个工厂模式来适配,方便以后扩展其它类型,目光要放长远一点。即然工厂都有了,那索性再来一个接口,约定都必需要实现“接收请求”和“输出结果”这两个接口。再想想处理js和css都可能会有相同的功能,让它们继承一个父类可以使代码复用,于是继承也先用上。目前的设计应当可以满足我的要求了,于是开始编写php代码.

<span>php
</span><span>header</span>("Content-type: text/html; charset=utf-8"<span>);

</span><span>/*</span><span>*
 * 根据index.html文件中引用的js,生成compressJs.bat
 * @author frog 
 * @date 2014-11-17
 </span><span>*/</span>

<span>interface</span><span> ICompress {
    </span><span>/*</span><span>*
     * 处理用户请求
     * @return [type] [description]
     </span><span>*/</span>
    <span>public</span> <span>function</span><span> request();

    </span><span>/*</span><span>*
     * 处理输出结果
     * @return [type] [description]
     </span><span>*/</span>
    <span>public</span> <span>function</span><span> render();
}

</span><span>class</span><span> BaseCompress {
    </span><span>public</span> <span>$content</span><span>;
    </span><span>public</span> <span>$outPath</span><span>;
    </span><span>public</span> <span>$isAuto</span><span>;

    </span><span>public</span> <span>function</span> __construct(<span>$isAuto</span>=<span>false</span><span>){
        </span><span>$outPath</span> = '_file'<span>;
        </span><span>if</span>(!<span>is_dir</span>(<span>$outPath</span><span>)){
            </span><span>mkdir</span>(<span>$outPath</span><span>);
        }
        </span><span>$this</span>->outPath = <span>$outPath</span><span>;
        </span><span>$this</span>->isAuto = <span>$isAuto</span><span>;
    }


    </span><span>/*</span><span>*
     * 运行批处理
     * @return [type] [description]
     </span><span>*/</span>
    <span>public</span> <span>function</span> runBat(<span>$name</span><span>){

    }
}

</span><span>/*</span><span>*
 * 压缩javascript文件
 * 合并javascript文件
 </span><span>*/</span>
<span>class</span> CompressJS <span>extends</span> BaseCompress <span>implements</span><span> ICompress {

    </span><span>/*</span><span>*
     * 处理用户请求
     * @return [type] [description]
     </span><span>*/</span>
    <span>public</span> <span>function</span><span> request(){

    }

    </span><span>/*</span><span>*
     * 处理输出结果
     * @return [type] [description]
     </span><span>*/</span>
        <span>public</span> <span>function</span><span> render(){}

}

</span><span>/*</span><span>*
 * 压缩样式文件
 </span><span>*/</span>
<span>class</span> CompressCSS <span>extends</span> BaseCompress <span>implements</span><span> ICompress {

    </span><span>public</span> <span>function</span><span> request(){
 
    }

    </span><span>/*</span><span>*
     * 处理输出结果
     * @return [type] [description]
     </span><span>*/</span>
         <span>public</span> <span>function</span><span> render(){}
     
}

</span><span>/*</span><span>*
 * 工厂类
 </span><span>*/</span>
<span>class</span><span> Factory {

    </span><span>public</span> <span>static</span> <span>function</span> create(<span>$type</span>,<span>$isAuto</span><span>){
        </span><span>$ob</span> = <span>null</span><span>;
        </span><span>switch</span> (<span>$type</span><span>) {
            </span><span>case</span> 'js':
                <span>$ob</span> = <span>new</span> CompressJS(<span>$isAuto</span><span>);
                </span><span>break</span><span>;
            </span><span>case</span> 'css':
                <span>$ob</span> = <span>new</span> CompressCSS(<span>$isAuto</span><span>);
                </span><span>break</span><span>;
            </span><span>default</span>:
                <span>#</span><span> code...</span>
                <span>break</span><span>;
        }
        </span><span>return</span> <span>$ob</span><span>;
    }
}</span>
Copier après la connexion

然后是调用处理:

<span>//</span><span>处理ajax请求</span>
<span>if</span>(<span>isset</span>(<span>$_POST</span>['submit'<span>])){
    </span><span>//</span><span>是否自动执行批处理</span>
    <span>$isAuto</span> = <span>$_POST</span>['zip'] === 'true' ? <span>true</span> : <span>false</span><span>;
    </span><span>//</span><span>处理类型</span>
    <span>$type</span> = <span>$_POST</span>['type'<span>];

    </span><span>$c</span> = Factory::create(<span>$type</span>,<span>$isAuto</span><span>);<br>
    //接口方法
    </span><span>$c</span>-><span>request();
    </span><span>$c</span>-><span>render();

}</span><span>else</span><span>{
    </span><span>echo</span> '请使用静态页访问本程序:<a href="index.html">点此进入</a>'<span>;
}</span>
Copier après la connexion

大致的骨架就出来了。具体的填码过程就比较简单了。稍微有点难度的就是执行批处理这个一方法.

是网上提供的方法,以后可能用的上,这里特意贴一下:

<span>public</span> <span>function</span> runBat(<span>$name</span><span>){
        </span><span>if</span>(!<span>file_exists</span>(<span>$name</span>) || !<span>$this</span>-><span>isAuto){
            </span><span>return</span><span>;
        }
        </span><span>//</span><span>转入后台处理</span>
        @<span>exec</span>(<span>pclose</span>(<span>popen</span>("start /B ". <span>escapeshellcmd</span>(<span>$name</span>), "r"<span>)));
    }</span>
Copier après la connexion

在前面的index.html中,有一个name="noBuild"这个是我人为添加的,这是因为我要过滤这种标识的js文件,这样以后要过滤别的文件,也只要添加这个标识就可以了,不用改php代码。由于是内部使用,没有做表单项来指定工程的路径,默认就是index.html所处的上级目录即为工程目录。这样设计简化了操作,提高了效率。

关于遍历特定的文件,我推荐glob函数,很简洁的方案:

<span>$files</span> = <span>glob</span>(<span>$path</span>.'/*.css',GLOB_NOSORT);
Copier après la connexion

下面是工程目录结构图:

再来一张运行效果图:

  

最后是处理结果图:

终于不用写grunt的配置和安装node这个家伙了,再也不担心更新的时候,从svn上拉下来一堆node的东西,是时候和它们说再见了:

好像忘了展示前端代码了:

<span>/*</span><span>*
 * 选项卡类
 * @param {string} id 选项卡的ID
 </span><span>*/</span>
<span>function</span><span> Tabs(id){
    </span><span>var</span> node = document.querySelector('#'+<span>id);
    </span><span>var</span> selected = node.querySelector('.selected'<span>);
    </span><span>this</span>.selected =<span> selected;
    </span><span>this</span>.node =<span> node;
    </span><span>this</span><span>.bindEvent();
}

</span><span>/*</span><span>*
 * 切换选项卡
 * @param  {object} event 事件
 * @return {[type]}   [description]
 </span><span>*/</span><span>
Tabs.prototype.change </span>= <span>function</span><span>(event){
    </span><span>var</span> element =<span> event.target;
    </span><span>if</span>(element.tagName.toLowerCase()=='li'<span>){
        </span><span>if</span>(element.className=='selected'<span>){
            </span><span>return</span><span>;
        }
    }</span><span>else</span><span>{
        </span><span>while</span>(element != <span>this</span><span>.node){
            element </span>=<span> element.parentNode;
            </span><span>if</span>(element.tagName.toLowerCase()=='li'<span>){
                </span><span>break</span><span>;
            }
        }
        </span><span>if</span>(element == <span>this</span>.node) <span>return</span><span>;
    }
    </span><span>this</span>.selected.removeAttribute('class'<span>);
    element.className </span>= 'selected'<span>;
    </span><span>this</span>.selected =<span> element;
    </span><span>this</span><span>.content();
}

Tabs.prototype.content </span>= <span>function</span><span>(){
  </span><span>var</span> form =<span> document.form1;

    </span><span>switch</span>(<span>this</span><span>.getTabType()){
      </span><span>case</span> 'js'<span>:
        form.style.display </span>= 'block'<span>;
        form.children[</span>0].innerHTML = '自动压缩JS'<span>;
        </span><span>break</span><span>;
      </span><span>case</span> 'css'<span>:
        form.style.display </span>= 'block'<span>;
        form.children[</span>0].innerHTML = '自动压缩CSS'<span>;
        </span><span>break</span><span>;
      </span><span>default</span><span>:
    }
}</span>
Copier après la connexion

会前端和后端,就是这么任性。轻轻一点,告别烦恼!造自己的工具,让别人去苦逼吧,So easy!

以上就介绍了自己动手,丰衣足食.,包括了方面的内容,希望对PHP教程有兴趣的朋友有所帮助。

Déclaration de ce site Web
Le contenu de cet article est volontairement contribué par les internautes et les droits d'auteur appartiennent à l'auteur original. Ce site n'assume aucune responsabilité légale correspondante. Si vous trouvez un contenu suspecté de plagiat ou de contrefaçon, veuillez contacter admin@php.cn

Outils d'IA chauds

Undresser.AI Undress

Undresser.AI Undress

Application basée sur l'IA pour créer des photos de nu réalistes

AI Clothes Remover

AI Clothes Remover

Outil d'IA en ligne pour supprimer les vêtements des photos.

Undress AI Tool

Undress AI Tool

Images de déshabillage gratuites

Clothoff.io

Clothoff.io

Dissolvant de vêtements AI

AI Hentai Generator

AI Hentai Generator

Générez AI Hentai gratuitement.

Article chaud

R.E.P.O. Crystals d'énergie expliqués et ce qu'ils font (cristal jaune)
3 Il y a quelques semaines By 尊渡假赌尊渡假赌尊渡假赌
R.E.P.O. Meilleurs paramètres graphiques
3 Il y a quelques semaines By 尊渡假赌尊渡假赌尊渡假赌
R.E.P.O. Comment réparer l'audio si vous n'entendez personne
3 Il y a quelques semaines By 尊渡假赌尊渡假赌尊渡假赌
WWE 2K25: Comment déverrouiller tout dans Myrise
3 Il y a quelques semaines By 尊渡假赌尊渡假赌尊渡假赌

Outils chauds

Bloc-notes++7.3.1

Bloc-notes++7.3.1

Éditeur de code facile à utiliser et gratuit

SublimeText3 version chinoise

SublimeText3 version chinoise

Version chinoise, très simple à utiliser

Envoyer Studio 13.0.1

Envoyer Studio 13.0.1

Puissant environnement de développement intégré PHP

Dreamweaver CS6

Dreamweaver CS6

Outils de développement Web visuel

SublimeText3 version Mac

SublimeText3 version Mac

Logiciel d'édition de code au niveau de Dieu (SublimeText3)

Comment utiliser le bouton bootstrap Comment utiliser le bouton bootstrap Apr 07, 2025 pm 03:09 PM

Comment utiliser le bouton bootstrap? Introduisez Bootstrap CSS pour créer des éléments de bouton et ajoutez la classe de bouton bootstrap pour ajouter du texte du bouton

Comment redimensionner le bootstrap Comment redimensionner le bootstrap Apr 07, 2025 pm 03:18 PM

Pour ajuster la taille des éléments dans Bootstrap, vous pouvez utiliser la classe de dimension, qui comprend: ajuster la largeur: .col-, .w-, .mw-ajustement Hauteur: .h-, .min-h-, .max-h-

Comment configurer le cadre de bootstrap Comment configurer le cadre de bootstrap Apr 07, 2025 pm 03:27 PM

Pour configurer le framework Bootstrap, vous devez suivre ces étapes: 1. Référez le fichier bootstrap via CDN; 2. Téléchargez et hébergez le fichier sur votre propre serveur; 3. Incluez le fichier bootstrap dans HTML; 4. Compiler les sass / moins au besoin; 5. Importer un fichier personnalisé (facultatif). Une fois la configuration terminée, vous pouvez utiliser les systèmes, composants et styles de grille de Bootstrap pour créer des sites Web et des applications réactifs.

Comment vérifier la date de bootstrap Comment vérifier la date de bootstrap Apr 07, 2025 pm 03:06 PM

Pour vérifier les dates dans Bootstrap, suivez ces étapes: introduisez les scripts et styles requis; initialiser le composant de sélecteur de date; Définissez l'attribut Data-BV-Date pour activer la vérification; Configurer les règles de vérification (telles que les formats de date, les messages d'erreur, etc.); Intégrez le cadre de vérification de bootstrap et vérifiez automatiquement l'entrée de date lorsque le formulaire est soumis.

Comment insérer des photos sur bootstrap Comment insérer des photos sur bootstrap Apr 07, 2025 pm 03:30 PM

Il existe plusieurs façons d'insérer des images dans Bootstrap: insérer directement les images, en utilisant la balise HTML IMG. Avec le composant d'image bootstrap, vous pouvez fournir des images réactives et plus de styles. Définissez la taille de l'image, utilisez la classe IMG-FLUID pour rendre l'image adaptable. Réglez la bordure en utilisant la classe IMG-border. Réglez les coins arrondis et utilisez la classe Roundée IMG. Réglez l'ombre, utilisez la classe Shadow. Redimensionner et positionner l'image, en utilisant le style CSS. À l'aide de l'image d'arrière-plan, utilisez la propriété CSS d'image d'arrière-plan.

Comment afficher la date de bootstrap Comment afficher la date de bootstrap Apr 07, 2025 pm 03:03 PM

Réponse: Vous pouvez utiliser le composant de sélecteur de date de bootstrap pour afficher les dates dans la page. Étapes: Présentez le framework bootstrap. Créez une boîte d'entrée de sélecteur de date dans HTML. Bootstrap ajoutera automatiquement des styles au sélecteur. Utilisez JavaScript pour obtenir la date sélectionnée.

Comment pouvez-vous empêcher une classe d'être prolongée ou une méthode d'être remplacée en PHP? (mot-clé final) Comment pouvez-vous empêcher une classe d'être prolongée ou une méthode d'être remplacée en PHP? (mot-clé final) Apr 08, 2025 am 12:03 AM

Dans PHP, le mot-clé final est utilisé pour empêcher les classes d'être héritées et les méthodes écrasées. 1) Lors du marquage de la classe comme final, la classe ne peut pas être héritée. 2) Lors du marquage de la méthode comme final, la méthode ne peut pas être réécrite par la sous-classe. L'utilisation de mots clés finaux garantit la stabilité et la sécurité de votre code.

Comment écrire des lignes fendues sur bootstrap Comment écrire des lignes fendues sur bootstrap Apr 07, 2025 pm 03:12 PM

Il existe deux façons de créer une ligne divisée bootstrap: en utilisant la balise, qui crée une ligne divisée horizontale. Utilisez la propriété CSS Border pour créer des lignes de fractionnement de style personnalisées.

See all articles