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Type

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Type
- Basic Usage
- Options
  - type
  - message

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	`Type`
Validator	`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;
}

XML

<!-- src/Acme/BlogBundle/Resources/config/validation.xml -->
<?xml version="1.0" encoding="UTF-8" ?>
<constraint-mapping xmlns="http://symfony.com/schema/dic/constraint-mapping"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://symfony.com/schema/dic/constraint-mapping http://symfony.com/schema/dic/constraint-mapping/constraint-mapping-1.0.xsd">

    <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>
</constraint-mapping>

PHP

// 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.