locutus/esm/tcl/string/toupper.js

Locutus other languages' standard libraries to JavaScript for fun and educational purposes

export function toupper(str) {
    //      discuss at: https://locutus.io/tcl/toupper/
    // parity verified: Tcl 8.6
    //     original by: Kevin van Zonneveld (https://kvz.io)
    //       example 1: toupper('hello')
    //       returns 1: 'HELLO'
    //       example 2: toupper('Hello World')
    //       returns 2: 'HELLO WORLD'
    return String(str).toUpperCase();
}