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JavaScript RegExp \s Metacharacter

❮ JavaScript RegExp Object

Example

Do a global search for whitespace characters in a string:

var str = "Is this all there is?";
var patt1 = /\s/g;

All the spaces in the text will get a match (four matches):

Is this all there is?
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Definition and Usage

The \s metacharacter is used to find a whitespace character.

A whitespace character can be:

  • A space character
  • A tab character
  • A carriage return character
  • A new line character
  • A vertical tab character
  • A form feed character

Browser Support

Expression
\s Yes Yes Yes Yes Yes

Syntax

new RegExp("\\s")

or simply:

/\s/

Syntax with modifiers

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

or simply:

/\s/g

❮ JavaScript RegExp Object