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JavaScript RegExp \xxx Metacharacter

RegExp Object Reference JavaScript RegExp Object

Example

Do a global search for octal number 127 (W) in a string:

var str = "Visit W3Schools. Hello World!";
var patt1 = /\127/g;

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

Visit W3Schools. Hello World!

Try it yourself »

Definition and Usage

The \xxx character is used to find the Latin character specified by an octal number xxx.

If no match is found, it returns null.


Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

The \xxx metacharacter is supported in all major browsers.


Syntax

new RegExp("\\xxx")

or simply:

/\xxx/

Syntax with modifiers

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

or simply:

/\xxx/g


RegExp Object Reference JavaScript RegExp Object

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