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How to get value by ID name Javascript

We often need form data on the same page to send the data through AJAX. So in this example we will learn how to get value by Id Javascript.

<!DOCTYPE html>
<html>
	<body>

		Name: <input type="text" id="myText" value="Mickey">

		<p>Click the button to change the value of the text field.</p>

		<button onclick="myFunction()">Try it</button>

	<script>
	function myFunction() {
	  var a=document.getElementById("myText").value;
	  alert(a);
	}
	</script>

	</body>
</html>

Run it yourself