Untitled

<!DOCTYPE html>
<html>
<head>
	<title></title>
</head>
<body>
	<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
    <script>
    	var reg = /e/g;
        var string = "reg is great";
        var	result = string.match(reg);
        alert(result);
    </script>
</body>
</html>