Javascript [Electronic resources] : The Definitive Guide (4th Edition)

Availability

JavaScript 1.5; JScript 5.5, ECMAScript v3

Synopsis

string.toLocaleUpperCase( )

Returns

A copy of string, converted to uppercase letters in a locale-specific way. Only a few languages, such as Turkish, have locale-specific case mappings, so this method usually returns the same value as toUpperCase( ).

See Also

String.toLocaleLowerCase( ), String.toLowerCase( ), String.toUpperCase( )