Converts Arabic numbers chars to normal English numbers #JavaScript

englishinize.js

/**
 * Converts Arabic numeric chars to English. 
 * @param {Number} number - The Arabic number to be converted to English number.
 * Thanks to whomever I stole this code from on the web a while ago.
 * Michael Scott:	It's whoever, not whomever.
 * Ryan: It's whomever.
 * Michael Scott:	No, whomever is never acutally right.
 * Jim Halpert:	Nope, sometimes it's right.
 * Creed:	Michael is right. It's a made up word used to trick students-
 */

function englishinize(number) {
    return number.replace(/[٠١٢٣٤٥٦٧٨٩]/g, (d) => parseInt((d.charCodeAt(0) - 1632)));
}

console.log(englishinize(٤٢٠));
// 420