w3schools
  
HOME HTML CSS XML JAVASCRIPT ASP PHP SQL MORE...   References Examples Forum About

JavaScript test() Method


RegExp Object Reference JavaScript RegExp Object

Definition and Usage

The test() method tests for a match in a string.

This method returns true if it finds a match, otherwise it returns false.

Syntax

RegExpObject.test(string)

Parameter Description
string Required. The string to be searched


Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

The test() method is supported in all major browsers.


Example

Example

Do a global search, and test for "Hello" and "W3Schools" in a string:

<script type="text/javascript">

var str="Hello world!";
//look for "Hello"
var patt=/Hello/g;
var result=patt.test(str);
document.write("Returned value: " + result);

//look for "W3Schools"
patt=/W3Schools/g;
result=patt.test(str);
document.write("<br />Returned value: " + result);

</script>

The output of the code above will be:

Returned value: true
Returned value: false

Try it yourself »


RegExp Object Reference JavaScript RegExp Object

1,050,724 Sites built with Wix. Make your own!

Click here to design a Stunning Flash Website for Free

Wix is a revolutionary web design tool that provides anyone with the possibility to create professional and beautiful websites for free.

With e-commerce features, search engine visibility and many more professional tools, Wix is the ultimate solution for creating a spectacular site while saving tons of money.



W3Schools Certification

W3Schools' Online Certification Program

The perfect solution for professionals who need to balance work, family, and career building.

More than 4500 certificates already issued!

The HTML Certificate documents your knowledge of HTML, XHTML, and CSS.

The JavaScript Certificate documents your knowledge of JavaScript and HTML DOM.

The XML Certificate documents your knowledge of XML, XML DOM and XSLT.

The ASP Certificate documents your knowledge of ASP, SQL, and ADO.

The PHP Certificate documents your knowledge of PHP and SQL (MySQL).

WEB HOSTING
Best Web Hosting
PHP MySQL Hosting
Top 10 Web Hosting
UK Reseller Hosting
Web Hosting
FREE Web Hosting
Top Web Hosting
Cheap UK Web Hosting
WEB BUILDING
Download XML Editor
FREE Flash Website
FREE Web Templates
SEO Company
EDUCATION
US Web Design Schools
HTML Certification
JavaScript Certification
XML Certification
PHP Certification
ASP Certification
STATISTICS
Browser Statistics
Browser OS
Browser Display
FLIGHT TICKETS
Find the cheapest flight
to any destination now!
SHARE THIS PAGE