scale property
      
      int
      get
      scale
      
    
    
Gets the scale of this BigRational, which is the number of decimal places.
Returns an integer representing the scale of this BigRational.
Implementation
int get scale {
  int scale = 0;
  BigRational r = this;
  while (r.denominator != BigInt.one) {
    scale++;
    r *= ten;
    if (scale >= _BigRationalConst.maxScale) break;
  }
  return scale;
}