THE WORLD'S LARGEST WEB DEVELOPER SITE

JavaScript RegExp \W Metacharacter

❮ JavaScript RegExp Object

Example

Do a global search for non-word characters in a string:

var str = "Give 100%!";
var patt1 = /\W/g;
Try it Yourself »

Definition and Usage

The \W metacharacter is used to find a non-word character.

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


Browser Support

Expression
\W Yes Yes Yes Yes Yes

Syntax

new RegExp("\\W")

or simply:

/\W/

Syntax with modifiers

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

or simply:

/\W/g

❮ JavaScript RegExp Object