Type Constraint

Description

Validates that a given value is of a specific type. This type can be any of the valid PHP types[fn:validtypes], any of the PHP ctype functions[fn:ctypefunctions] (e.g. alnum, alpha, digit, etc.) and also the FQCN of any class

Syntax

// src/Entity/Author.php
namespace App\Entity;

use Symfony\Component\Validator\Constraints as Assert;

class Author
{
/**
* @Assert\Type(“Ramsey\Uuid\UuidInterface”)
*/
protected $id;

/**
 * @Assert\Type("string")
 */
protected $firstName;

// ...

}

Changelog

• [Type Constraint Can Be An Array of Types](Type Constraint Can Be An Array of Types)

Footnotes

[fn:ctypefunctions]https://php.net/ref.ctype
[fn:validtypes]https://www.php.net/manual/en/language.types.intro.php