commaSeperatedNumber function
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("");
}