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CSSStyleDeclaration JS Conversion


JavaScript String localeCompare()

Examples

Compare "ab" with "cd":

let text1 = "ab";
let text2 = "cd";
let result = text1.localeCompare(text2);
Try it Yourself »
let text1 = "cd";
let text2 = "ab";
let result = text1.localeCompare(text2);
Try it Yourself »

More examples below.


Definition and Usage

The localeCompare() method compares two strings in the current locale.

The localeCompare() method returns sort order -1, 1, or 0 (for before, after, or equal).

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


Syntax

string.localeCompare(compareString)

Parameters

Parameter Description
compareStringRequired.
The string to compare with.

Return Value

Type Description
A numberOne of 3 values:

-1 if the string is sorted before the compareString
 0 if the two strings are equal
 1 if the string is sorted after the compareString


More Examples

let text1 = "ab";
let text2 = "ab";
let result = text1.localeCompare(text2);
Try it Yourself »
let text1 = "A";
let text2 = "a";
let result = text1.localeCompare(text2);
Try it Yourself »

Browser Support

localeCompare() 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