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1 <%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> 2 <% 3 String path = request.getContextPath(); 4 String basePath = request.getScheme() + "://" 5 + request.getServerName() + ":" + request.getServerPort() 6 + path + "/"; 7 %> 8 9 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> 10 <html> 11 <head> 12 <base href="<%=basePath%>"> 13 14 <title>My JSP ‘jquery.jsp‘ starting page</title> 15 16 <meta http-equiv="pragma" content="no-cache"> 17 <meta http-equiv="cache-control" content="no-cache"> 18 <meta http-equiv="expires" content="0"> 19 <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"> 20 <meta http-equiv="description" content="This is my page"> 21 <script type="text/javascript" src="/common/easyui/jquery.min.js"></script> 22 <script type="text/javascript"> 23 $(document).ready(function(){ 24 $("tr:hidden").css("display","block"); 25 }); 26 </script> 27 </head> 28 <body> 29 <table> 30 <tr style="display:none"><td>Value 1</td></tr> 31 <tr><td>Value 2</td></tr> 32 </table> 33 </body> 34 </html>
30 <tr style="display:none"><td>Value 1</td></tr>
此行代码隐藏了tr
24 $("tr:hidden").css("display","block");
此行代码选中了所有tr为hidden的元素,指定显示方式为block
重点解释:
:hidden
匹配所有的不可见元素,input 元素的 type 属性为 "hidden" 的话也会被匹配到
$("tr:hidden")
查找type为hidden的tr元素
相似知识点:
:visible
匹配所有的可见元素
$("tr:visible")
查找type为visible的tr元素
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原文地址:http://www.cnblogs.com/2296bbs/p/5363019.html