2008-05-08

使用prototype.js选择选中radio与checkbox

关键字: prototype radio checkbox 
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<script language="javascript" type="text/javascript" src="prototype.js"></script>
<script language="javascript" type="text/javascript">
	function testSelect()  
	{  
		var chkbox = document.getElementsByName('slt');  
		var nodes = $A(chkbox);  
		var sltNodes = nodes.select(function(node)  
		{  
		return node.checked;  
		});  
		sltNodes.each(function(node)  
		{  
		alert(node.value);  
		});  
	}  

	function testSelect2() {  
	   $$('input[type="radio"][name="bank"]').select(function(i){return i.checked}).each(function(i){alert(i.value)});  
	} 
</script>
</head>
<body>
<input type="checkbox" name="slt" value="1"/>
1<br/>
<input type="checkbox" name="slt" value="2"/>
2<br/>
<input type="checkbox" name="slt" value="3" checked="true"/>
3<br/>
<input type="button" value="test select" onclick="testSelect()">

<hr />

<input type="radio" name="bank" value="bank1"/>
1<br/>
<input type="radio" name="bank" value="bank2"/>
2<br/>
<input type="radio" name="bank" value="bank3" checked="true"/>
3<br/>
<input type="button" value="test select" onclick="testSelect2()">

</body>
</html>
 
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