JavaScript String localeCompare() Method

#JavaScript String localeCompare() Method| 来源: 网络整理| 查看: 265

JavaScript String localeCompare() ❮ Previous JavaScript String Reference Next ❯ 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.

Description

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 » Related Pages

JavaScript Strings

JavaScript String Methods

JavaScript String Search

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 ❮ Previous JavaScript String Reference Next ❯

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