min method

FormFieldValidator min (num min, { String errorText })

FormFieldValidator that requires the field's value to be greater than or equal to the provided number.

Implementation

static FormFieldValidator min(
  num min, {
  String errorText,
}) {
  return (val) {
    if (val != null &&
        ((val is num && val < min) ||
            (val is String &&
                num.tryParse(val) != null &&
                num.tryParse(val) < min))) {
      return errorText ?? "Value must be greater than or equal to $min";
    }
  };
}