number_format like is php in javascript

number_format.js

function number_format(value, decimals = 0, decPoint = '.', thousandsSep: string = ',') {
    let formatted: string = '';
    const formatter = new Intl.NumberFormat(
        'de', // this will be ignored
        {
            style: 'currency',
            currency: 'eur', // this will be ignored
            minimumFractionDigits: decimals,
            maximumFractionDigits: decimals
        }
    );
    const parts = formatter.formatToParts(value);

    parts.forEach(part => {
        if (part.type === 'integer' || part.type === 'fraction') {
            formatted += part.value;
        } else if (part.type === 'group') {
            formatted += thousandsSep;
        } else if (part.type === 'decimal') {
            formatted += decPoint;
        }
    });

    return formatted;
}