js数字货币格式互转

//将1,234,567.00转换为1234567.00 ?function moneyToNumValue(val) { ???var num = val.trim(); ???var ss = num.toString(); ???if (ss.length == 0) { ???????return "0"; ???} ???return ss.replace(/,/g, "");}//调用：fmoney("12345.675910", 3)，返回12,345.676 function fmoney(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]; ???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;}