How to use Document getElementsByName in JavaScript

This article describe about Document getElementsByName() Method in JavaScript.
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Document getElementsByName() Method

For access all element with a specific name use getElementsByName() method.

Syntax

document.getElementsByName(name)

 

Parameter Description
name Required. Access element name.

Example

<!DOCTYPE html>

<html>

<head>

<script type="text/javascript">

    function getElements() {

        var x = document.getElementsByName("x");

        alert(x.length);

    }

</script>

</head>

<body>

Cow:

<input name="x" type="radio" value="Cow" />

Ox:

<input name="x" type="radio" value="Ox" />

horse:

<input name ="x" type ="radio" value ="horse" />

<input type="button" onclick="getElements()" value="How many elements named 'x'?" />

</body>

</html>

 

Output


pic15.jpg 


Note: After click on the button output become.

 

pic16.jpg

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