beAtLeast method

void beAtLeast(
  1. num min, [
  2. String? errorMessage
])

Instructs NumberMust to make sure the given number is not smaller than min.

Implementation

void beAtLeast(num min, [String? errorMessage]) {
  _validators.add((value) {
    if (value == null || value < min)
      return errorMessage ?? 'Number is smaller than $min.';
    return '';
  });
}