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JavaScript exec() Method

Complete RegExp Object Reference

Definition and Usage

The exec() method is used to search for a match of a regular expression in a string.

This method returns the matched text if a match is found, and null if not.

Syntax

RegExpObject.exec(string)

Parameter	Description
RegExpObject	Required. The regular expression to use
string	Required. The string to search

Example

In the following example we will search for "W3Schools":

<script type="text/javascript">
var str = "Visit W3Schools"; 
var patt = new RegExp("W3Schools");

var result = patt.exec(str);
document.write(result);
</script>

Try-It-Yourself Demos

exec()
How to use exec() to search within a string using a regular expression object.

Complete RegExp Object Reference

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