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ID: 61
Viewed: 3023
Added: Jan 24, 2002
Snippet uploaded by: Unknown
Written By: Jon Hanlon
Demo: Sorry, no demo

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This routine will return the checked value of a Radio Button, or set it for you.


function getSetRadio(obj) { // P2 is optional and implies we are Setting
for (var i=0; i < obj.length; i++) {
if (arguments.length > 1) { // we are setting
if (arguments[1] == null) {
obj[i].checked = false;
} else
if (obj[i].value == arguments[1]) {
obj[i].checked = true;
return true;
} else { // we are getting
if (obj[i].checked) return obj[i].value;
return false;


<form name="myForm">
<input type=radio name="gender" value="Boy">Male<br>
<input type=radio name="gender" value="Girl">Female<br>

var sex = getSetRadio(myForm.gender) // retu\r\ns "Boy", "Girl", or false
getSetRadio(myForm.gender,"Boy") // selects Male
getSetRadio(myForm.gender,null) // unselects all.

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