Type

Validates that a value is of a specific data type. For example, if a variable should be an array, you can use this constraint with the array type option to validate this.

Applies to	property or method
Options	type message
Class	Symfony\Component\Validator\Constraints\Type
Validator	Symfony\Component\Validator\Constraints\TypeValidator

Basic Usage

• YAML

  # src/BlogBundle/Resources/config/validation.yml
  Acme\BlogBundle\Entity\Author:
      properties:
          age:
              - Type:
                  type: integer
                  message: The value {{ value }} is not a valid {{ type }}.
  

• Annotations

  // src/Acme/BlogBundle/Entity/Author.php
  namespace Acme\BlogBundle\Entity;
  
  use Symfony\Component\Validator\Constraints as Assert;
  
  class Author
  {
      /**
       * @Assert\Type(type="integer", message="The value {{ value }} is not a valid {{ type }}.")
       */
       protected $age;
  }
  

Options

type

type: string [default option]

This required option is the fully qualified class name or one of the PHP datatypes as determined by PHP’s is_ functions.

• array
• bool
• callable
• float
• double
• int
• integer
• long
• null
• numeric
• object
• real
• resource
• scalar
• string

message

type: string default: This value should be of type {{ type }}

The message if the underlying data is not of the given type.