RegExpObject.source
<html>
<head>
<title>JavaScript RegExp source Property</title>
</head>
<body>
<script type = "text/javascript">
var str = "Javascript is an interesting scripting language";
var re = new RegExp( "script", "g" );
re.test(str);
document.write("The regular expression is : " + re.source);
</script>
</body>
</html>
The regular expression is : script
