Edit file File name : Page.php Content :<?php namespace Api\V8\Param\Options; use Api\V8\Param\PageParams; use Symfony\Component\OptionsResolver\Options; use Symfony\Component\OptionsResolver\OptionsResolver; use Symfony\Component\Validator\Constraints as Assert; class Page extends BaseOption { const REGEX_PAGE_PATTERN = '/[^\d]/'; /** * @inheritdoc */ public function add(OptionsResolver $resolver) { $resolver ->setDefined('page') ->setAllowedTypes('page', 'array') ->setAllowedValues('page', $this->validatorFactory->createClosureForIterator([ new Assert\NotBlank(), new Assert\Regex([ 'pattern' => self::REGEX_PAGE_PATTERN, 'match' => false, ]), ], true)) ->setNormalizer('page', function (Options $options, $values) { $pageParams = new PageParams($this->validatorFactory, $this->beanManager); $pageParams->configure($values); return $pageParams; }); } } Save