clampOrNull method

num? clampOrNull(
  1. num lowerLimit,
  2. num upperLimit
)

Clamps nullable numbers and returns null when source value is null.

Implementation

num? clampOrNull(num lowerLimit, num upperLimit) {
  final value = this;
  if (value == null) return null;
  return value.clamp(lowerLimit, upperLimit);
}