isBetween method

bool isBetween(
  1. num first,
  2. num second
)

100.0.isBetween(50.0, 150.0) // true; 100.0.isBetween(100.0, 100.0) // true;

Implementation

bool isBetween(num first, num second) {
  final lower = min(first, second);
  final upper = max(first, second);
  return this.validate() >= lower && this.validate() <= upper;
}