<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>jQuery tab切换</title> <style type="text/css"> *{ margin:0; padding:0; } .wrap{ margin-left: 50px; margin-top: 50px; } /*清浮动---clearfix*/ .clearfix { *zoom: 1; } .clearfix:after { content: ""; clear: both; display: block; height: 0; font-size: 0; visibility: hidden; } .blist { border:1px solid #d9d9d9; width: 275px; height: 32px; } .blist li:first-child{ border-left: none; } .blist li{ list-style: none; width: 68px; height: 32px; border-left:1px solid #d9d9d9; font-size: 14px; font-family: "楷体"; line-height: 32px; text-align: center; float: left; /*鼠标样式改变为一个手*/ cursor: pointer; /*字体免选中*/ -webkit-user-select: none; } .blsit-list{ width: 275px; } .blsit-list li{ list-style: none; width: 275px; border:1px solid #ccc; height: 200px; border-top: none; } .wrap .blist li.active{ font-weight: bold; color: red; border-top: 2px solid red; position: relative; top:-1px; height: 31px; } .blsit-list li:first-child{ display: block; } .blsit-list li{ display: none; } </style> </head> <body> <div> <ul> <li>电影</li> <li>电脑</li> <li>冰箱</li> <li>空调</li> </ul> <ul> <li>A</li> <li>B</li> <li>C</li> <li>D</li> </ul> </div> <div> <ul> <li>电影</li> <li>电脑</li> <li>冰箱</li> <li>空调</li> </ul> <ul> <li>A</li> <li>B</li> <li>C</li> <li>D</li> </ul> </div> <div> <ul> <li>电影</li> <li>电脑</li> <li>冰箱</li> <li>空调</li> </ul> <ul> <li>A</li> <li>B</li> <li>C</li> <li>D</li> </ul> </div> <div> <ul> <li>电影</li> <li>电脑</li> <li>冰箱</li> <li>空调</li> </ul> <ul> <li>A</li> <li>B</li> <li>C</li> <li>D</li> </ul> </div> <script type="text/javascript" src="https://www.jb51.net/jquery-1.11.3.min.js"></script> <script type="text/javascript"> $(function(){ $(".blist").on("click","li",function(){ // 设index为当前点击 var index = $(this).index(); // 点击添加样式利用siblings清除其他兄弟节点样式 $(this).addClass("active").siblings().removeClass("active"); // 同理显示与隐藏 $(this).parents(".wrap").find(".blsit-list li").eq(index).show().siblings().hide(); }) }) </script> </body> </html>
2、tab切换 mouseenter
效果图：
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>jQuery tab切换</title> <style type="text/css"> *{ margin:0; padding:0; } .wrap{ margin-left: 50px; margin-top: 50px; } /*清浮动---clearfix*/ .clearfix { *zoom: 1; } .clearfix:after { content: ""; clear: both; display: block; height: 0; font-size: 0; visibility: hidden; } .blist { border:1px solid #d9d9d9; width: 275px; height: 32px; } .blist li:first-child{ border-left: none; } .blist li{ list-style: none; width: 68px; height: 32px; border-left:1px solid #d9d9d9; font-size: 14px; font-family: "楷体"; line-height: 32px; text-align: center; float: left; /*鼠标样式改变为一个手*/ cursor: pointer; /*字体免选中*/ -webkit-user-select: none; } .blsit-list{ width: 275px; } .blsit-list li{ list-style: none; width: 275px; border:1px solid #ccc; height: 200px; border-top: none; } .wrap .blist li.active{ font-weight: bold; color: red; border-top: 2px solid red; position: relative; top:-1px; height: 31px; } .blsit-list li:first-child{ display: block; } .blsit-list li{ display: none; } </style> </head> <body> <div> <ul> <li>电影</li> <li>电脑</li> <li>冰箱</li> <li>空调</li> </ul> <ul> <li>A</li> <li>B</li> <li>C</li> <li>D</li> </ul> </div> <div> <ul> <li>电影</li> <li>电脑</li> <li>冰箱</li> <li>空调</li> </ul> <ul> <li>A</li> <li>B</li> <li>C</li> <li>D</li> </ul> </div> <div> <ul> <li>电影</li> <li>电脑</li> <li>冰箱</li> <li>空调</li> </ul> <ul> <li>A</li> <li>B</li> <li>C</li> <li>D</li> </ul> </div> <div> <ul> <li>电影</li> <li>电脑</li> <li>冰箱</li> <li>空调</li> </ul> <ul> <li>A</li> <li>B</li> <li>C</li> <li>D</li> </ul> </div> <script type="text/javascript" src="https://www.jb51.net/jquery-1.11.3.min.js"></script> <script type="text/javascript"> $(function(){ $(".blist li").on("mouseenter",function(){ var index = $(this).index(); $(this).addClass("active").siblings().removeClass("active"); $(this).parents(".wrap").find(".blsit-list li").eq(index).show().siblings().hide(); }) }) </script> </body> </html>