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Type

2.1 version
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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
Class Type
Validator TypeValidator

Basic Usage

  • YAML
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    # 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
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    // 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;
}
  • XML
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    <!-- src/Acme/BlogBundle/Resources/config/validation.xml -->
<class name="Acme\BlogBundle\Entity\Author">
    <property name="age">
        <constraint name="Type">
            <option name="type">integer</option>
            <option name="message">The value {{ value }} is not a valid {{ type }}.</option>
        </constraint>
    </property>
</class>
  • PHP
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    // src/Acme/BlogBundle/Entity/Author.php
namespace Acme\BlogBundle\Entity;

use Symfony\Component\Validator\Mapping\ClassMetadata;
use Symfony\Component\Validator\Constraints as Assert;

class Author
{
    public static function loadValidatorMetadata(ClassMetadata $metadata)
    {
        $metadata->addPropertyConstraint('age', new Assert\Type(array(
            'type'    => 'integer',
            'message' => 'The value {{ value }} is not a valid {{ type }}.',
        )));
    }
}

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.

message

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

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

This work, including the code samples, is licensed under a Creative Commons BY-SA 3.0 license.