<!doctype html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> </head> <style> * { margin: 0; padding: 0; list-style: none; font-size: 12px; } .tab { width: 298px; height: 98px; margin: 10px; border: 1px solid #eee; overflow: hidden; } .tab-title { height: 27px; position: relative; background: #f7f7f7; } .tab-title ul { position: absolute; width: 301px; left: -1px; } .tab-title li { float: left; width: 58px; height: 26px; line-height: 26px; text-align: center; padding: 0 1px; border-bottom: 1px solid #eee; overflow: hidden; } .tab li a:link, .tab li a:visited { text-decoration: none; color: #000; } .tab li a:hover { color: #f90; font-weight: 700; } .tab-title li.select { background: #fff; border-bottom-color: #fff; border-left: 1px solid #eee; border-right: 1px solid #eee; padding: 0; } .tab .tab-content .tabct { margin: 10px 10px 10px 19px; } .tab .tab-content .tabct ul li { float: left; width: 134px; height: 25px; overflow: hidden; } </style> <body> <div class="tab" id="tab"> <div class="tab-title" id="tab-title"> <ul> <li class="select"><a href="#">css</a></li> <li><a href="#">js</a></li> <li><a href="#">php</a></li> <li><a href="#">jquery</a></li> </ul> </div> <div class="tab-content" id="tab-content"> <div class="tabct" style="display: block"> <ul> <li><a href="#">爱你不是两三天</a></li> <li><a href="#">你是我的蝴蝶</a></li> <li><a href="#">在人来人往的街上想起你</a></li> <li><a href="#">你是魔鬼中的天使</a></li> </ul> </div><div class="tabct" style="display: none"> <ul> <li><a href="#">只不过是打了个照面</a></li> <li><a href="#">为什么只能和你聊一整夜</a></li> <li><a href="#">曾经小小少年</a></li> <li><a href="#">那是个什么样的人啊</a></li> </ul> </div><div class="tabct" style="display: none"> <ul> <li><a href="#">歌词?想不起来了</a></li> <li><a href="#">就这样随便写吧</a></li> <li><a href="#">只是不想重复而已</a></li> <li><a href="#">好吧好吧哈哈哈</a></li> </ul> </div><div class="tabct" style="display: none"> <ul> <li><a href="#">回去看向往的生活</a></li> <li><a href="#">明天看极限挑战美滋滋</a></li> <li><a href="#">天天向上还没看</a></li> <li><a href="#">啊我好忙</a></li> </ul> </div> </div> </div> <script> function $(id) { return typeof id == "string" ? document.getElementById(id) : id; } window.onload = function() { var titleName = $("tab-title").getElementsByTagName("li"); var tabContent = $("tab-content").getElementsByTagName("div"); if (titleName.length != tabContent.length) { return; } for (var index = 0; index < titleName.length; index++) { titleName[index].id = index; titleName[index].onmouseover = function () { for (var j = 0; j < titleName.length; j++) { titleName[j].className = ""; tabContent[j].style.display = "none" } this.className = "select"; tabContent[this.id].style.display = "block"; } } } </script> </body> </html> 效果如图: 仍有几点疑惑:1:this.clssName="selece"是添加了ClassName?直接添加?有待学习; 2:$function方法,document和该方法使用时的差异; 3:css不够熟悉,浮动设置了很久气出没有反应; 4:position的选择。
js实现鼠标滑过选项卡切换效果
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转载自blog.csdn.net/weixin_40568715/article/details/80372884
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