Respect/Validation Example

validation.php

<?php

require_once __DIR__.'/your/vendor/autoload.php';

use Respect\Validation\Validator;

/**
 * This would be your Model class 
 **/
class User {

  private static $validator;
  
  public function __construct() {
    self::$validator = new Validator();
    self::applyValidationRules();
  }
  
  public static function applyValidationRules() {
    /**
     * Apply your rulez here.
     **/
    self::$validator
      ->attribute('firstname', self::$validator->string()->length(1,2))
      ->attribute('lastname', self::$validator->string()->notEmpty());
  }
  
  public static function v($subject) {
    self::$validator->assert($subject);
  }
  
  public function validate() {
    self::v($this);
  }

}


$o = new User();

$o->firstname = "Kostas";
$o->lastname = "Bariotis";

$o->validate();