newBigInteger function

dynamic newBigInteger([
  1. dynamic a,
  2. dynamic b,
  3. dynamic c
])

Implementation

dynamic newBigInteger([dynamic a, dynamic b, dynamic c]) {
  if (a is num && b == null && c == null) {
    return BigInt.from(a);
  }
  if (a is String && b is int) {
    return BigInt.parse(a, radix: b);
  }
  return null;
}