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Use the match() method to match a regular expression against a string in JavaScript. You can try running the following code to match a regular expression -
Here are the parameters -
You can try running the following code to match a string with a regular expression -
<html>
<head>
<title>JavaScript String match() Method</title>
</head>
<body>
<script>
var str = "For more information, see Chapter 3.4.5.1";
var re = /(chapter \d+(\.\d)*)/i;
var found = str.match( re );
document.write(found );
</script>
</body>
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