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JavaScript RegExp \uxxxx Metacharacter
JavaScript RegExp Object
Definition and Usage
The \uxxxx character is used to find the Unicode character specified by a hexadecimal number xxxx.
If no match is found, it returns null.
Syntax
new RegExp("\uxxxx")
or simply:
/\uxxxx/
or simply:
/\uxxxx/
Browser Support
The \uxxxx metacharacter is supported in all major browsers.
Example
Example
Do a global search for the hexadecimal number 0057 (W) in a string:
var str="Visit W3Schools. Hello World!";
var patt1=/\u0057/g;
var patt1=/\u0057/g;
The marked text below shows where the expression gets a match:
Visit W3Schools. Hello World!
Try it yourself »
JavaScript RegExp Object
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