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JavaScript RegExp [0-9] Expression

RegExp Object Reference JavaScript RegExp Object

Example

Do a global search for the numbers 1, 2, 3 and 4 in a string:

var str = "123456789";
var patt1 = /[1-4]/g;

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

123456789

Try it yourself »


Definition and Usage

The [0-9] expression is used to find any digit between the brackets.

The digits inside the brackets can be any numbers or span of numbers from 0 to 9.

Tip: Use the [^0-9] expression to find any digit NOT between the brackets.


Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

The [0-9] expression is supported in all major browsers.


Syntax

new RegExp("[0-9]")

or simply:

/[0-9]/

Syntax with modifiers

new RegExp("[0-9]","g")

or simply:

/\[0-9]/g


More Examples

Example

Do a global search for the number "1" in a string:

var str = "12121212";
var patt1 = /[1]/g;

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

12121212

Try it yourself »


RegExp Object Reference JavaScript RegExp Object

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