locutus/esm/php/strings/str_repeat.js

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

export function str_repeat(input, multiplier) {
    //      discuss at: https://locutus.io/php/str_repeat/
    // parity verified: PHP 8.3
    //     original by: Kevin van Zonneveld (https://kvz.io)
    //     improved by: Jonas Raoni Soares Silva (https://www.jsfromhell.com)
    //     improved by: Ian Carter (https://euona.com/)
    //       example 1: str_repeat('-=', 10)
    //       returns 1: '-=-=-=-=-=-=-=-=-=-='
    let y = '';
    while (true) {
        if (multiplier & 1) {
            y += input;
        }
        multiplier >>= 1;
        if (multiplier) {
            input += input;
        }
        else {
            break;
        }
    }
    return y;
}