如下所示：
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>tab</title> <style> *{margin:0; padding:0; list-style:none;} .box{ width: 1000px; overflow: hidden; margin:100px auto 0px; } #title{ line-height: 40px; background-color: rgb(247,247,247); font-size: 16px; font-weight: bold; color: rgb(102,102,102); overflow: hidden; } #title span{ float: left; width: 166px; text-align: center; } #title span:hover{ /*color: black;*/ cursor: pointer; } #content{ margin-top: 20px; } #content li{ width: 1050px; overflow: hidden; display: none; background-color: rgb(247,247,247); } #content li div{ width: 156px; margin-right: 14px; float: left; text-align: center; } #content li div a{ font-size: 14px; color: black; line-height: 14px; /* float: left;*/ display: inline-block; margin-top: 10px; } #content li a:hover{ color: #B70606; } #content li div span{ font-size: 16px; line-height: 16px; /*float: left;*/ display: block; color: rgb(102,102,102); margin-top: 10px; } #content img{ float: left; width: 155px; height: 250px; } #title .select{ background-color: rgb(10,167,112); color: white; } #content .show{ display: block; } </style> </head> <body> <div> <p id="title"> <span>帅哥</span> <span>美女</span> <span>宠物</span> <span>影视</span> <span>英雄联盟</span> <span>音乐</span> </p> <ul id="content"> <li> <div><img src="images/shuaige1.jpg" alt="帅哥1"><a href="#">杰森·史坦森</a><span>狂拽炫酷屌炸天</span></div> <div><img src="images/shuaige2.jpg" alt="帅哥2"><a href="#">杰森·史坦森</a><span>狂拽炫酷屌炸天</span></div> <div><img src="images/shuaige3.jpg" alt="帅哥3"><a href="#">汤姆·克鲁斯</a><span>高端大气上档次</span></div> <div><img src="images/shuaige4.jpg" alt="帅哥4"><a href="#">汤姆·克鲁斯</a><span>高端大气上档次</span></div> <div><img src="images/shuaige5.jpg" alt="帅哥5"><a href="#">卷福</a><span>低调奢华有内涵</span></div> <div><img src="images/shuaige6.jpg" alt="帅哥6"><a href="#">卷福</a><span>低调奢华有内涵</span></div> </li> <li> <div><img src="images/meinv1.jpg" alt="美女1"><a href="#">美女</a><span>外猛内柔女汉子</span></div> <div><img src="images/meinv2.jpg" alt="美女2"><a href="#">美女</a><span>外猛内柔女汉子</span></div> <div><img src="images/meinv3.jpg" alt="美女3"><a href="#">美女</a><span>卖萌嘟嘴剪刀手</span></div> <div><img src="images/meinv4.jpg" alt="美女4"><a href="#">美女</a><span>卖萌嘟嘴剪刀手</span></div> <div><img src="images/meinv5.jpg" alt="美女5"><a href="#">美女</a><span>时尚亮丽小清新</span></div> <div><img src="images/meinv6.jpg" alt="美女6"><a href="#">美女</a><span>时尚亮丽小清新</span></div> </li> <li> <div><img src="images/chongwu1.jpg" alt="宠物1"><a href="#">宠物</a><span>每只666块</span></div> <div><img src="images/chongwu2.jpeg" alt="宠物2"><a href="#">宠物</a><span>每只666块</span></div> <div><img src="images/chongwu3.jpg" alt="宠物3"><a href="#">宠物</a><span>每只666块</span></div> <div><img src="images/chongwu4.jpg" alt="宠物4"><a href="#">宠物</a><span>每只666块</span></div> <div><img src="images/chongwu5.jpg" alt="宠物5"><a href="#">宠物</a><span>每只666块</span></div> <div><img src="images/chongwu6.jpg" alt="宠物6"><a href="#">宠物</a><span>每只666块</span></div> </li> <li> <div><img src="images/yingshi1.jpg" alt="影视1"><a href="#">哈利波特系列</a><span>经典中的经典</span></div> <div><img src="images/yingshi2.jpg" alt="影视2"><a href="#">三傻大闹宝莱坞</a><span>看到泪崩</span></div> <div><img src="images/yingshi3.jpg" alt="影视3"><a href="#">变形金刚系列</a><span>过瘾过瘾过瘾</span></div> <div><img src="images/yingshi4.jpg" alt="影视4"><a href="#">千与千寻</a><span>梦中的小萝莉那么清新</span></div> <div><img src="images/yingshi5.jpeg" alt="影视5"><a href="#">龙猫</a><span>我的龙猫啊啊啊</span></div> <div><img src="images/yingshi6.jpg" alt="影视6"><a href="#">阿甘正传</a><span>阿甘还是那个阿甘</span></div> </li> <li> <div><img src="images/lol1.jpg" alt="lol1"><a href="#">寒冰射手</a><span>蛮王他媳妇</span></div> <div><img src="images/lol2.jpg" alt="lol2"><a href="#">黑暗之女</a><span>小萝莉一枚</span></div> <div><img src="images/lol3.jpg" alt="lol3"><a href="#">探险家</a><span>游戏中我最帅</span></div> <div><img src="images/lol4.jpg" alt="lol4"><a href="#">人马</a><span>上单大野全能</span></div> <div><img src="images/lol5.jpg" alt="lol5"><a href="#">提莫提百万</a><span>每天死亡百万次。。</span></div> <div><img src="images/lol6.jpg" alt="lol6"><a href="#">狼人</a><span>别给我放大</span></div> </li> <li> 待开发。。。 </li> </ul> </div> <script> var title=document.getElementById('title'); var content=document.getElementById('content'); var spans=title.getElementsByTagName('span'); var lis=content.getElementsByTagName('li'); for (var i = 0; i < spans.length; i++) { spans[i].index=i; spans[i].onclick=function(){ for (var j = 0; j < spans.length; j++) { spans[j].className=''; lis[j].className=''; } this.className='select'; lis[this.index].className='show'; } } </script> </body> </html>
这段代码的关键处在最后的两个for遍历和this指针，第一个for遍历是为每一个span按钮添加点击事件，而第二个for遍历是确定当前点击的是哪个按钮，相应的内容部分就很好控制出现和隐藏了。
以上这篇js中常用的Tab切换效果(推荐)就是小编分享给大家的全部内容了，希望能给大家一个参考，也希望大家多多支持查字典教程网。
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