formatNumber :function(s, n) {
n = n >= 0 && n <= 20 ? n : 2;
s = parseFloat((s + "").replace(/[^\d.-]/g, "")).toFixed(n) + "";
var l = s.split(".")[0].split("").reverse(), r = s.split(".")[1];
r = (r == null ? "" : "." + r);
t = "";
for (i = 0; i < l.length; i++) {
t += l[i] + ((i + 1) % 3 == 0 && (i + 1) != l.length ? "," : "");
}
return t.split("").reverse().join("") + r;
}
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