THE WORLD'S LARGEST WEB DEVELOPER SITE
HTMLCSSJAVASCRIPTSQLPHPBOOTSTRAPJQUERYANGULARXML
 

JavaScript RegExp \w Metacharacter

RegExp Object Reference JavaScript RegExp Object

Example

Do a global search for word characters in a string:

var str = "Give 100%!";
var patt1 = /\w/g;

The marked text below shows where the expression gets a match:

Give 100%!
Try it yourself »

Definition and Usage

The \w metacharacter is used to find a word character.

A word character is a character from a-z, A-Z, 0-9, including the _ (underscore) character.


Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

The \w metacharacter is supported in all major browsers.


Syntax

new RegExp("\\w")

or simply:

/\w/

Syntax with modifiers

new RegExp("\\w","g")

or simply:

/\w/g

RegExp Object Reference JavaScript RegExp Object