Formatar Dinheiro LATAM - JavaScript

format_money_latam.js

var currency_map = {
			'ARS': {abrv: '$ ', cents: 2, mi: '.', cent: ','},
			'MXN': {abrv: '$ ', cents: 2, mi: ',', cent: '.'},
			'BRL': {abrv: 'R$ ', cents: 2, mi: '.', cent: ','},
			'CLP': {abrv: '$ ', cents: 3, mi: '.', cent: '.'},
			'COP': {abrv: '$ ', cents: 2, mi: '.', cent: ','},
			'PEN': {abrv: 'S/. ', cents: 2, mi: '.', cent: ','},
			'VEF': {abrv: 'Bs.F. ', cents: 2, mi: '.', cent: ','}
}

function formatMoney(n, currency){

		var
			currency = currency_map[currency],
			c = currency.cents,
			d = currency.cent,
			t = currency.mi;

		var c = isNaN(c = Math.abs(c)) ? 2 : c, d = d == undefined ? "," : d, t = t == undefined ? "." : t, s = n < 0 ? "-" : "", i = parseInt(n = Math.abs(+n || 0).toFixed(c)) + "", j = (j = i.length) > 3 ? j % 3 : 0;

		if (n > 0) {

			return "<em>" + currency.abrv + "</em>" + s + (j ? i.substr(0, j) + t : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + t) + (c ? d + Math.abs(n - i).toFixed(c).slice(2) : "");

		} else {
			return "Consulte";
		}

	}

// usage
formatMoney(5, "BRL");