Replace money from string

money_replace.js

function replaceMoneyInString(disclaimer, new_price) {
    const moneyRegexp = /\d+((,|'|\s)\d{3})*(\.\d*)?/;
    let matches = disclaimer.match(moneyRegexp);
    if (matches.length) {
        let old_price_string = matches[0];
        let splitter = old_price_string.replace(/\d/g, '').trim();
        if (splitter.length === 1) {
            let new_price_string = new_price.toString().replace(/(\d)(?=(\d{3})+(?:\.\d+)?$)/g, '$1' + splitter);
            return disclaimer.replace(old_price_string, new_price_string);
        }
    }
}


console.log(replaceMoneyInString('Enable after delivery for HK$46,600', 87000));
console.log(replaceMoneyInString("CHF 6'400 per l'attivazione dopo la consegna", 87000));
console.log(replaceMoneyInString("这个这个这个g这个这个一这个这个一共79.000RMB", 87000));