JavaScript RegExp \xdd Modifier

Complete RegExp Object Reference

Definition and Usage

When the \xdd modifier is set the regular expression finds an ASCII character expressed by hex code

The "dd" characters inside the brackets can be any hex code matching an ASCII character.

Syntax

new RegExp("\xdd")

OR

/\xdd/

Example

In the following code we will do a search for "W":

var str = "Visit W3Schools";
var patt1 = new RegExp("\x57");

The white spaces in the text below will get a match:

Visit W3Schools

Try-It-Yourself Demos

/xdd
How to use the "/xdd" modifier to find occurrences of an ASCII character specified by a hex value using a regular expression object.

/xdd
How to use the "/xdd" modifier to find occurrences of an ASCII character specified by a hex value using a string object.

Complete RegExp Object Reference

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