用jquery统计子菜单的条数示例代码

用jquery统计子菜单的条数示例代码

  jquery tab特效~ (类似选项卡)http://www.glzy8.com/article/42151.htm

  

复制代码 代码如下:

  <!doctype html>

  <html lang="en">

  <head>

  <meta charset="UTF-8">

  <title>Tabs</title>

  <style type="text/css">

  /* Remove margin padding */

  body,h1,h2,h3,h4,h5,h6,hr,p,blockquote,dl,dt,dd,ul,ol,li,pre,form,fieldset,legend,button,input,textarea,th,td { margin:0; padding:0; }

  /* Default Font */

  body,button,input,select,textarea { font:12px/1.5 \5b8b\4f53,arial,sans-serif; }

  h1,h2,h3,h4,h5,h6 { font-size:100%; }

  address,cite,dfn,em,var { font-style:normal; }

  code,kbd,pre,samp { font-family:courier new,courier,monospace; }

  small { font-size:12px; }

  ul,ol { list-style:none; }

  a { text-decoration:none; }

  a:hover { text-decoration:underline; }

  sup { vertical-align:text-top; }

  sub { vertical-align:text-bottom; }

  legend { color:#000; }

  fieldset,img { border:0; }

  button,input,select,textarea{ font-size:100%; }

  table { border-collapse:collapse; border-spacing:0; }

  .col-main{ float:left; width:100%; min-height:1px; }

  .col-sub,.col-extra { float:left; }

  .layout:after,.main-wrap:after,.col-sub:after,.col-extra:after { content:'\20'; display:block; height:0; clear:both; }

  .layout,.main-wrap,.col-sub,.col-extra { zoom:1; }

  /* Common Features */

  .hidden { display:none; }

  .invisible { visibility:hidden; }

  /* Remove Float */

  .clear { display:block; height:0; overflow:hidden; clear:both; }

  .clearfix:after { content:'\20'; display:block; height:0; clear:both; }

  .clearfix { *zoom:1; }

  /* For non ie browsers also display the vertical scroll bar by default, to prevent the flicker caused by the scroll bar */

  html { overflow-y:scroll; }

  /* Default link styles */

  a:link {color: #003399; }

  a:visited {color: #123689;}

  a:hover {color: #FF6600;}

  </style>

  </head>

  <body>

  <style type="text/css">

  .menu { width:200px; border:1px solid #CCC; margin-bottom:20px }

  .menu h3 { height:30px; line-height:30px; background:#ccc; }

  .menu .num { font-weight:bold; color:red; padding-left:30px; }

  </style>

  <div class="menu">

  <h3>系统设置 <span class="num"></span></h3>

  <ul>

  <li>菜单1</li>

  <li>菜单2</li>

  <li>菜单3</li>

  <li>菜单4</li>

  <li>菜单5</li>

  <li>菜单6</li>

  </ul>

  </div>

  <div class="menu">

  <h3>菜单设置2 <span class="num"></span></h3>

  <ul>

  <li>菜单1</li>

  <li>菜单2</li>

  <li>菜单3</li>

  </ul>

  </div>

  <div class="menu">

  <h3>菜单设置3 <span class="num"></span></h3>

  <ul>

  <li>菜单1</li>

  <li>菜单2</li>

  <li>菜单3</li>

  <li>菜单4</li>

  <li>菜单5</li>

  </ul>

  </div>

  <script type="text/javascript" src="jquery.js"></script>

  <script type="text/javascript">

  for ( var i=0; i<$('.menu').length; i++){

  var num = $('.menu').eq(i).children('ul').children('li').length;

  $('.menu').eq(i).find('.num').text(num);

  }

  </script>

  </body>

  </html>