minLength static method

FormFieldValidator<String> minLength(
  1. int minLength,
  2. String errorMessage
)

Implementation

static FormFieldValidator<String> minLength(
    int minLength, String errorMessage) {
  return (value) {
    if (value!.isEmpty) return null;

    if (value.length < minLength)
      return errorMessage;
    else
      return null;
  };
}