js实现表单项的全选、反选以及删除操作

浏览数：39 / 时间：2015年06月09日

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>网站会员激活码管理</title>
<script language="javascript">
function ReSel(){    
	for(i=0;i<document.form1.logs.length;i++){
		document.form1.logs[i].checked = true;  //如果是实现【全不选】的话，改成false即可
	}
}
function SeSel(){    
	for(i=0;i<document.form1.logs.length;i++){
		if(document.form1.logs[i].checked) document.form1.logs[i].checked = false;
		else document.form1.logs[i].checked = true;
	}
}
function DelSel(){
	 var nid = getCheckboxItem();
	 if(nid==""){
		  alert("请选择项目!\r\n");
		  return ;
	 }
	 location.href = "member_activation.php?dopost=del&ids="+nid;
}
//获得选中文件的文件名
function getCheckboxItem(){
	 var allSel="";
	 if(document.form1.logs.value) return document.form1.logs.value;
	 for(i=0;i<document.form1.logs.length;i++)
	 {
		 if(document.form1.logs[i].checked){
			 if(allSel=="")
				 allSel=document.form1.logs[i].value;
			 else
				 allSel=allSel+"-"+document.form1.logs[i].value;
		 }
	 }
     //alert(allSel);   //1-2-7
	 return allSel;	
}
</script>

</head>
<body background=‘images/allbg.gif‘ leftmargin=‘8‘ topmargin=‘8‘>

<table width="98%" border="0" align="center" cellpadding="2" cellspacing="1" bgcolor="#cfcfcf">
    <tr>
      <td>激活码列表</td>
    </tr>
    <tr bgcolor="#FEFCEF" height="30" align="center"> 
      <td width="3%">选择</td>
      <td width="5%">id</td>
      <td width="30%">激活码</td>
    </tr>
    <form name="form1">
        {dede:datalist} 
        <tr height="26" align="center" bgcolor="#FFFFFF" onMouseMove="javascript:this.bgColor=‘#FCFDEE‘;"
            onMouseOut="javascript:this.bgColor=‘#FFFFFF‘;"><!--onMouseMove/onMouseOut是为了让鼠标移动到该行后，被选中的行变色-->
          <td><input name=‘logs‘ type=‘checkbox‘ class=‘np‘ id="logs" value=‘{dede:field.id/}‘ /></td>
          <td>{dede:field.id/}</td>
          <td>{dede:field.core/}</td>
        </tr>
        {/dede:datalist}
    </form>
    <tr bgcolor="#ffffff"> 
     <td height="36" colspan="9">
    	<a class="coolbg" onClick="ReSel();" >全选</a>
        <a class="coolbg" onClick="SeSel();" >反选</a>
    	<a class="coolbg" onClick="DelSel();">删除</a>
     </td>
    </tr>
</table>

</body>
</html>

member_activation.php

//删除选定状态
if($dopost=="del")
{
    $ids = explode(‘-‘,$ids);
    $dquery = "";
    foreach($ids as $id)
    {
        if($dquery=="")
        {
            $dquery .= "id=‘$id‘ ";
        }
        else
        {
            $dquery .= " OR id=‘$id‘ ";
        }
    }
    if($dquery!="") $dquery = " WHERE ".$dquery;
    $dsql->ExecuteNoneQuery("DELETE FROM cr_member_activation $dquery");
    ShowMsg("成功删除指定的记录！","./index.php");
    exit();
}