循环获取多选框checkbox的value值
- //获取id为checkboxTable的table标签当中所有被选中的多选框checkbox
- $("#checkboxTable input:checkbox:checked").each(function() {
-
- });
-
- $("#checkboxTable input[type=checkbox]").each(function(){
- if($(this).attr("checked")){
-
- }
- });
-
- <!DOCTYPE html>
- <html>
- <head>
- <meta charset="UTF-8">
- <title></title>
- <script type="text/javascript" src="js/jquery-1.4.js"></script>
- </head>
- <body>
- <div>
- <table class="tableStyle" id="checkboxTable">
- <tr>
- <th>
- <input type='checkbox' value="" />
- </th>
- <th id="phCol">
- <span id="jh">批号</span>
- </th>
- <th id="gzsbhCol">
- <span id="sxbh">编号</span>
- </th>
- <th id="dsrCol">
- <span id="dsr">当事人</span>
- </th>
- </tr>
-
- <tr>
- <th>
- <input type='checkbox' value="11" />
- </th>
- <th id="phCol">
- <span id="jh">11</span>
- </th>
- <th id="gzsbhCol">
- <span id="sxbh">11</span>
- </th>
- <th id="dsrCol">
- <span id="dsr">11</span>
- </th>
- </tr>
-
- <tr>
- <th>
- <input type='checkbox' value="22" />
- </th>
- <th id="phCol">
- <span id="jh">22</span>
- </th>
- <th id="gzsbhCol">
- <span id="sxbh">22</span>
- </th>
- <th id="dsrCol">
- <span id="dsr">22</span>
- </th>
- </tr>
-
- <tr>
- <th>
- <input type='checkbox' value="33" />
- </th>
- <th id="phCol">
- <span id="jh">33</span>
- </th>
- <th id="gzsbhCol">
- <span id="sxbh">33</span>
- </th>
- <th id="dsrCol">
- <span id="dsr">33</span>
- </th>
- </tr>
-
- </table>
- <input type="button" value="审 批(A)" onclick="showSPWin5()" />
- </div>
-
- <script>
- function showSPWin5() {
- var slbh = "";
- //方法一
-
- //获取id为checkboxTable的table标签当中所有被选中的多选框checkbox
- $("#checkboxTable input:checkbox:checked").each(function() {
- //将选中的checkbox当中的value值进行拼接
- slbh = slbh + "," + $(this).val();
- //alert(slbh) ,11,22,33
- });
-
- //方法二
-
- // $("#checkboxTable input[type=checkbox]").each(function(){
- // if($(this).attr("checked")){
- // slbh = slbh + "," + $(this).val();
- // }
- //
- // });
-
- if(slbh.length > 0) {
- //截取字符串，将索引为0的给去除掉 索引0的值为 ,
- slbh = slbh.substring(1, slbh.length);
- //alert(slbh) 11,22,33
- //发送ajax请求到后台
- //slbh.replace(",", "----") 将拼接的字符串当中,使用----替代,或者用于sql批量查询
- }
- }
- </script>
- </body>
- </html>
-
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