regex

<!DOCTYPE html>
<html>
<head>
	<title>Regex</title>
	<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
</head>
<body>
	<div class="row" style="padding-left: 20px; padding-top: 20px; padding-right: 20px;">
		<div class="col">
			<div class="card">
				<div class="card-body">
					<input type="text" id="input" class="form-control">
				</div>
			</div>
		</div>
	</div>
	<div class="row" style="padding-left: 20px; padding-top: 20px; padding-right: 20px;">
		<div class="col">
			<div class="card">
				<div class="card-body">
					<label><span>Jawaban</span></label>
					<input type="text" id="jwb" class="form-control" readonly="readonly">
				</div>
			</div>
		</div>
	</div>


	<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js"></script>
	<script>
		$(document).ready(function(){
			$("#input").keyup(function () {
		        var VAL = this.value;

		        if (VAL.match("[0-9$][1-9]{1}/[0-9]{1}[1-9]{1}$")) {
		            $("#jwb").val("Karakter terpenuhi");
		        }else{
		            $("#jwb").val("Karakter tidak terpenuhi terpenuhi");
		        }
		        //console.log(VAL);
		    });
		});
	</script>
</body>
</html>