用jQuery获取table中行id和td值的实现代码

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用jQuery获取table中行id和td值的实现代码

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<%@ page language="java" pageEncoding="UTF-8"%>
<%
  String path = request.getContextPath();
%>
<!DOCTYPE html>
<html lang="zh-cn">
  <head>
    <title>点击</title>
    <meta content="IE=edge" http-equiv="X-UA-Compatible">
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
    <meta http-equiv="Content-Language" content="zh-cn" />
    <meta name="author" content="linjiqin218@126.com" />
    <meta name="Copyright" content="parami|脚本之家" />

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<%@ page language="java" pageEncoding="UTF-8"%>
<%
  String path = request.getContextPath();
%>
<!DOCTYPE html>
<html lang="zh-cn">
  <head>
    <title>点击</title>
    <meta content="IE=edge" http-equiv="X-UA-Compatible">
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
    <meta http-equiv="Content-Language" content="zh-cn" />
    <meta name="author" content="linjiqin218@126.com" />
    <meta name="Copyright" content="parami|脚本之家" />

    <meta http-equiv="pragma" content="no-cache">
    <meta http-equiv="cache-control" content="no-cache">
    <meta http-equiv="expires" content="0">

    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    <meta http-equiv="description" content="This is my page">
    <jsp:include page="/demo/base/js_bootstrap.jsp" />
    <script type="text/javascript">
    $(function(){
      //用jQuery获取table中td值
      $("#mytable td").click(function(){
        alert("table td值："+$(this).text());
      });
      
      //jQuery获取table中点击位置所在行的id
      $("#mytable td").click(function() {
        //td的id 
        alert($(this).attr("id"));
        //tr的id 
        alert($(this).parent().attr("id"));
      });
    });
    </script>
  </head>
  <body>
  <table id="mytable" width="708px;" cellpadding="5" cellspacing="1">
    <tbody>
      <tr bgcolor="#DEE9F4" id="tr_1">
        <td align="center"> 日</td>
        <td align="center"> 一 </td>
        <td align="center"> 二 </td>
        <td align="center"> 三 </td>
        <td align="center"> 四 </td>
        <td align="center"> 五 </td>
        <td align="center"> 六 </td>
      </tr>
      <tr bgcolor="#DEE9F4" id="tr_2">
        <td align="center">   </td>
        <td align="center">   </td>
        <td align="center">   </td>
        <td align="center"> 1 </td>
        <td align="center"> 2 </td>
        <td align="center"> 3 </td>
        <td align="center"> 4</td>
      </tr>
      <tr bgcolor="#DEE9F4" id="tr_3">
        <td align="center"> 5 </td>
        <td align="center"> 6 </td>
        <td align="center"> 7 </td>
        <td align="center"> 8 </td>
        <td align="center"> 9 </td>
        <td align="center" bgcolor="red">10</td>
        <td align="center">11</td>
      </tr>
      <tr bgcolor="#DEE9F4" id="tr_4">
        <td align="center"> 12 </td>
        <td align="center"> 13 </td>
        <td align="center"> 14 </td>
        <td align="center"> 15 </td>
        <td align="center"> 16 </td>
        <td align="center"> 17 </td>
        <td align="center"> 18 </td>
      </tr>
    </tbody>
  </table>  
  </body>
</html>