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JavaScript RegExp \W Metacharacter

RegExp Object Reference JavaScript RegExp Object

Example

Do a global search for non-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 non-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

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