JavaScript RegExp \xdd Metacharacter

RegExp Object Reference JavaScript RegExp Object

Example

Do a global search for the hexadecimal number 57 (W) in a string:

var str = "Visit W3Schools. Hello World!";
var patt1 = /\x57/g;

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

Visit W3Schools. Hello World!

Try it yourself »

Definition and Usage

The \xdd character is used to find the Latin character specified by a hexadecimal number dd.

If no match is found, it returns null.


Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

The \xdd metacharacter is supported in all major browsers.


Syntax

new RegExp("\\xdd")

or simply:

/\xdd/

Syntax with modifiers

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

or simply:

/\xdd/g

RegExp Object Reference JavaScript RegExp Object

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