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JavaScript exec() Method

JavaScript exec() Method : RegExp Object

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Description

The exec() method of the RegExp object is used to execute the search for a match in a specified string. The method returns the results in an array.

Version

Implemented in JavaScript 1.2

Syntax

Regexp.exec(str)

Parameter

RegExp : The name of the regular expression.

str : The string against which to match the regular expression.

Example :

The following web document demonstrates how the exec() method can be used.

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=iso-8859-1" />
<title>JavaScript Regexp exec Method : Example-1</title>
</head>
<body>
<h1 style="color: red">JavaScript Regexp exec Method</h1>
<hr />
<script type="text/javascript">
//This is done to make the following JavaScript code compatible to XHTML. <![CDATA[
// Create a new RegExp object.
newRe=/ayc*/g;
// Create a string.
str1 = "hertaycdsfs"
array1 = newRe.exec(str1);
document.write("Found " + array1[0] + " in the pattern: " +"hertaycdsfs ") 
</script>
</body>
</html>      

View the example in the browser

Online Practice Editor

Supported Browser

Internet Explorer 7 Firefox 3.6 Google Chrome 7 Safari 5.0.1 Opera 10
Yes Yes Yes Yes Yes

See also :

JavaScript Core objects, methods, properties.



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