minLength function

FieldValidator minLength(
  1. int n, {
  2. String? message,
})

Minimum trimmed length.

Implementation

FieldValidator minLength(int n, {String? message}) {
  final text = message ?? 'Mínimo de $n caracteres';
  return (value) {
    if (value == null || value.trim().length < n) {
      return text;
    }
    return null;
  };
}