<!DOCTYPE html> <html> <head lang="en"> <meta charset="UTF-8"> <title></title> <style> * { padding: 0; margin: 0; } .box { width: 500px; height: 400px; border: 1px solid #ccc; margin: 100px auto; overflow: hidden; } ul { width: 600px; height: 40px; margin-left: -1px; list-style: none; } li { float: left; width: 101px; height: 40px; text-align: center; font: 600 18px/40px "simsun"; background-color: pink; cursor: pointer; } span { display: none; width: 500px; height: 360px; background-color: yellow; text-align: center; font: 700 150px/360px "simsun"; } .show { display: block; } .current { background-color: yellow; } </style> <script> window.onload = function () { var boxArr = document.getElementsByClassName("box"); for(var i=0;i<boxArr.length;i++){ fn(boxArr[i]); } function fn(ele){ var liArr = ele.getElementsByTagName("li"); var spanArr = ele.getElementsByTagName("span"); for(var i=0;i<liArr.length;i++){ liArr[i].index = i; liArr[i].onmouseover = function () { for(var j=0;j<liArr.length;j++){ liArr[j].className = ""; spanArr[j].className = ""; } this.className = "current"; spanArr[this.index].className = "show"; } } } } </script> </head> <body> <div> <ul> <li>鞋子</li> <li>袜子</li> <li>帽子</li> <li>裤子</li> <li>裙子</li> </ul> <span>鞋子</span> <span>袜子</span> <span>帽子</span> <span>裤子</span> <span>裙子</span> </div> <div> <ul> <li>鞋子</li> <li>袜子</li> <li>帽子</li> <li>裤子</li> <li>裙子</li> </ul> <span>鞋子</span> <span>袜子</span> <span>帽子</span> <span>裤子</span> <span>裙子</span> </div> <div> <ul> <li>鞋子</li> <li>袜子</li> <li>帽子</li> <li>裤子</li> <li>裙子</li> </ul> <span>鞋子</span> <span>袜子</span> <span>帽子</span> <span>裤子</span> <span>裙子</span> </div> </body> </html>
基于JavaScript实现Tab选项卡切换效果
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