JavaScript String toLocaleLowerCase()

Example

Convert to lowercase:

let text = "Hello World!";
let result = text.toLocaleLowerCase();
Try it Yourself »

Description

The toLocaleLowerCase() method converts a string to lowercase letters, using current locale.

The locale is based on the language settings of the browser.

The toLocaleLowerCase() method does not change the original string.

The toLocaleLowerCase() returns the same result as toLowerCase(), except for locales that conflict with the regular Unicode case mappings (such as Turkish).


Syntax

string.toLocaleLowerCase()

Parameters

NONE

Return Value

Type Description
A stringA new string converted to lowercase according to current locale.

Browser Support

toLocaleLowerCase() is an ECMAScript1 (ES1) feature.

ES1 (JavaScript 1997) is fully supported in all browsers:

Chrome Edge Firefox Safari Opera IE
Yes Yes Yes Yes Yes Yes

Copyright 1999-2023 by Refsnes Data. All Rights Reserved.