Demo - How to Validate Checkbox whether the Checkbox is Checked or Unchecked

Edit This Code :

<html>
<head><script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
</head>
<body>

<input type='checkbox' id='chkFollow'>Follow Me
<button id="btnCheckStatus">Click me</button>
<script>
$(document).ready(function(){
var chkItem = $("#chkFollow");
	$("#btnCheckStatus").on('click', function () {
		if ($(chkItem).is(":checked")) {
			console.log("Yes you are following ");
			alert("Yes you are following ");
		} else {
			console.log("No you are not following");
			alert("No you are not following");
		}
	});
});
</script>
</body>
</html>

Result :