/var/www/html/wp-content/plugins/admin-menu-editor/customizables/Settings/

OS : Linux

PHP Version : 7.4.33

Software : add('not_integer', 'Value must be an integer'); return $errors; } return intval($value); } public function serializeValidationRules() { $result = parent::serializeValidationRules(); if ( !isset($result['parsers']) ) { $result['parsers'] = []; } $result['parsers'][] = ['int']; return $result; } }