locutus/esm/php/math/hexdec.js

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

export function hexdec(hexString) {
    //      discuss at: https://locutus.io/php/hexdec/
    // parity verified: PHP 8.3
    //     original by: Philippe Baumann
    //       example 1: hexdec('that')
    //       returns 1: 10
    //       example 2: hexdec('a0')
    //       returns 2: 160
    hexString = (hexString + '').replace(/[^a-f0-9]/gi, '');
    return parseInt(hexString, 16);
}