commaSeperatedNumber function

String commaSeperatedNumber(
  1. int n
)

Implementation

String commaSeperatedNumber(int n) {
  final rawnumber = n.toString().split(RegExp(""));
  int f = 4;
  final List number = [];
  for (int index = rawnumber.length - 1; index >= 0; index--) {
    if (f == 1) {
      number.add("${rawnumber[index]},");
      f = 4;
    } else {
      number.add(rawnumber[index]);
    }
    f--;
  }

  return number.reversed.join("");
}