The unicode property indicates whether or not the "u" flag is used with a regular expression. unicode is a read-only property of an individual regular expression instance.
RegExp.prototype.unicode
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Property attributes of RegExp.prototype.unicode |
|
|---|---|
| Writable | no |
| Enumerable | no |
| Configurable | yes |
Description
The value of unicode is a Boolean and true if the "u" flag was used; otherwise false. The "u" flag enables various Unicode-related features. With the "u" flag, any Unicode code point escapes will be interpreted as such, for example.
You cannot change this property directly. It is read-only.
Examples
Using the unicode property
var regex = new RegExp('\u{61}', 'u'); console.log(regex.unicode); // true
Specifications
Browser compatibility
| Desktop | Mobile | Server | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | Deno | Node.js | |
unicode |
50
|
12
Case folding is implemented in version 13
|
46
|
No
|
37
|
10
|
50
|
50
|
46
|
37
|
10
|
5.0
|
1.0
|
6.0.0
Case folding is implemented in version 8.6.0
|
See also
© 2005–2022 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RegExp/unicode
