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jquery operation checkbox example sharing_jquery

WBOY
WBOYOriginal
2016-05-16 16:41:401115browse

checkbox operation

1. Select all, select none

2.Print all selected items

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
 <head>
 <title> </title>
 <script type="text/javascript" src="jquery-1.3.2.js"></script>
 <script>
 // 全选、全不选
 function docChkBoxChange(){
  var isChecked = jQuery('#docChkBoxTop').attr('checked');
  // 设置以下所有的 checkBox 列表
  jQuery("input[name=docChkBox]").each(function(){
  this.checked = isChecked;
  });
 }//end function
 // 打印所有的选中项目
 function printChoose(){
  var isChecked = jQuery('#docChkBoxTop').attr('checked');
  // 设置以下所有的 checkBox 列表
  jQuery("input[name=docChkBox]").each(function(){
  if(this.checked){
  alert(this.value)
  }
  });
 }//end function
 </script>
 </head>

 <body>
 <table>
 <tr>
 <td>
  <input id='docChkBoxTop' type="checkbox" onClick='docChkBoxChange()'>全选、全不选
 </td>
 </tr>
 <tr>
 <td>
  <input name='docChkBox' type="checkbox" value='apple'>苹果
 </td>
 </tr>
 <tr>
 <td>
  <input name='docChkBox' type="checkbox" value='banana'>香蕉
 </td>
 </tr>
 
 <tr>
 <td>
  <input type="button" value='打印所有选中项' onClick='printChoose()'>
 </td>
 </tr>
 </table>
 </body>
</html>

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