Clear the value if unchecked the checkbox

vyon13

New Member

Join Date: Feb 2008
Posts: 8

Clear the value if unchecked the checkbox

Apr 5 '08, 06:05 AM

this is the code that i have copy:i tried to add new function on it,... the function is if the checkbox is unchecked the value inputed by the user will be clear... how to do that..

thanks in advance!!!

Code:

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">

<html>

<head>
<title></title>
<script language="JavaScript" type="text/javascript">
<!--
// by Vic Phillips http://www.vicsjavascripts.org.uk/

function Disable(obj,state){
	clds=obj.parentNode.childNodes;
	if (!obj.ary){
	obj.ary=new Array();
		for (i1=0;i1<clds.length;i1++){
			if (clds[i1].tagName=='INPUT'){
				obj.ary[obj.ary.length]=clds[i1];
				}
		}
	}
	for (i=0;i<obj.ary.length;i++){
		obj.ary[i].removeAttribute('disabled');
	}
	if (obj.checked==state){
		for (i1=0;i1<obj.ary.length;i1++){
			obj.ary[i1].setAttribute('disabled','disabled');
		}
	}
	obj.removeAttribute('disabled');

}

//-->
</script>

</head>

<body>
<span>
<input type="checkbox" name="" onclick="Disable(this,false);" >
<input type="text" name="" disabled="disabled" >
<input type="text" name="" disabled="disabled" >
<input type="text" name="" disabled="disabled" >
</span><br />


</body>

</html>

Tags: None

acoder

Recognized Expert MVP

Join Date: Nov 2006

Posts: 16032
#2

Apr 5 '08, 12:15 PM

[code=javascript]//To clear a textbox
textbox.value = ""; // where textbox is a reference to the textbox
To check if checkbox is unchecked
if (!obj.checked) { ...[/code]
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Clear the value if unchecked the checkbox

Clear the value if unchecked the checkbox

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