minLen method

ValidatorString minLen(
  1. int min, {
  2. String errMsg(
    1. int min
    )?,
})

Implementation

ValidatorString minLen(int min, {String Function(int min)? errMsg}) {
  validate((v) {
    int len = value.toString().length;
    if (len < min) {
      return errMsg == null ? 'Min length is $min' : errMsg(min);
    }

    return null;
  });

  return this;
}