Class **Phalcon\\Validation\\Validator\\StringLength**
======================================================

*extends* abstract class :doc:`Phalcon\\Validation\\Validator <Phalcon_Validation_Validator>`

*implements* :doc:`Phalcon\\Validation\\ValidatorInterface <Phalcon_Validation_ValidatorInterface>`

.. role:: raw-html(raw)
   :format: html

:raw-html:`<a href="https://github.com/phalcon/cphalcon/blob/master/phalcon/validation/validator/stringlength.zep" class="btn btn-default btn-sm">Source on GitHub</a>`

Validates that a string has the specified maximum and minimum constraints The test is passed if for a string's length L, min<=L<=max, i.e. L must be at least min, and at most max.  

.. code-block:: php

    <?php

     use Phalcon\Validation\Validator\StringLength as StringLength;
    
     $validation->add('name_last', new StringLength([
         'max' => 50,
         'min' => 2,
         'messageMaximum' => 'We don\'t like really long names',
         'messageMinimum' => 'We want more than just their initials'
     ]));
    
     $validation->add(['name_last', 'name_first'], new StringLength([
         'max' => [
             'name_last' => 50,
             'name_first' => 40
         ],
         'min' => [
             'name_last' => 2,
             'name_first' => 4
         ],
         'messageMaximum' => [
             'name_last' => 'We don\'t like really long last names',
             'name_first' => 'We don\'t like really long first names'
         ],
         'messageMinimum' => [
             'name_last' => 'We don\'t like too short last names',
             'name_first' => 'We don\'t like too short first names',
         ]
     ]));



Methods
-------

public  **validate** (:doc:`Phalcon\\Validation <Phalcon_Validation>` $validation, *mixed* $field)

Executes the validation



public  **__construct** ([*array* $options]) inherited from :doc:`Phalcon\\Validation\\Validator <Phalcon_Validation_Validator>`

Phalcon\\Validation\\Validator constructor



public  **isSetOption** (*mixed* $key) inherited from :doc:`Phalcon\\Validation\\Validator <Phalcon_Validation_Validator>`

Checks if an option has been defined



public  **hasOption** (*mixed* $key) inherited from :doc:`Phalcon\\Validation\\Validator <Phalcon_Validation_Validator>`

Checks if an option is defined



public  **getOption** (*mixed* $key, [*mixed* $defaultValue]) inherited from :doc:`Phalcon\\Validation\\Validator <Phalcon_Validation_Validator>`

Returns an option in the validator's options Returns null if the option hasn't set



public  **setOption** (*mixed* $key, *mixed* $value) inherited from :doc:`Phalcon\\Validation\\Validator <Phalcon_Validation_Validator>`

Sets an option in the validator