latin to Persian number pure JS function

toPersianNumber.js

/**
 * Converts a Latin number to its Persian numeral representation.
 * 
 * @param {string|number} v - The input number or string to convert.
 * @returns {string} - The Persian numeral representation of the input.
 */
function toPersianNumber(v) {
    const PersianNumber = ['۰', '۱', '۲', '۳', '۴', '۵', '۶', '۷', '۸', '۹'];
    const vString = v.toString();
    const chars = vString.split('').map(char => /\d/.test(char) ? PersianNumber[char] : char);
    return chars.join('');
}