document.getElementByName Method
The document.getElementsByName() method returns all the element of specified name.
The syntax of the getElementsByName() method is given below:
document.getElementsByName("name")
Here, name is required.
Example of document.getElementsByName() method
In this example, we going to count total number of genders. Here, we are using getElementsByName() method to get all the genders.
<script type="text/javascript">
function totalelements()
{
var allgenders=document.getElementsByName("gender");
alert("Total Genders:"+allgenders.length);
}
</script>
<form>
Male:<input type="radio" name="gender" value="male">
Female:<input type="radio" name="gender" value="female">
<input type="button" onclick="totalelements()" value="Total Genders">
</form>
Output: