Cover of the book Symfony 5: The Fast Track

Symfony 5: The Fast Track is the best book to learn modern Symfony development, from zero to production. +300 pages showcasing Symfony with Docker, APIs, queues & async tasks, Webpack, SPAs, etc.

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  4. Constraints
  5. Language
WARNING: You are browsing the documentation for Symfony 2.1 which is not maintained anymore. Consider upgrading your projects to Symfony 5.1.

Language

2.1 version
Maintained
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Unmaintained
2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 3.0 3.1 3.2 3.3 4.0 4.1 4.2 4.3 5.0

Language

Validates that a value is a valid language code.

Applies to property or method
Options
Class Symfony\Component\Validator\Constraints\Language
Validator Symfony\Component\Validator\Constraints\LanguageValidator

Basic Usage

  • YAML
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    # src/UserBundle/Resources/config/validation.yml
Acme\UserBundle\Entity\User:
    properties:
        preferredLanguage:
            - Language:
  • Annotations
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    // src/Acme/UserBundle/Entity/User.php
namespace Acme\UserBundle\Entity;

use Symfony\Component\Validator\Constraints as Assert;

class User
{
    /**
     * @Assert\Language
     */
     protected $preferredLanguage;
}
  • XML
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    <!-- src/Acme/UserBundle/Resources/config/validation.xml -->
<class name="Acme\UserBundle\Entity\User">
    <property name="preferredLanguage">
        <constraint name="Language" />
    </property>
</class>
  • PHP
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    // src/Acme/UserBundle/Entity/User.php
namespace Acme\UserBundle\Entity;

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

class User
{
    public static function loadValidatorMetadata(ClassMetadata $metadata)
    {
        $metadata->addPropertyConstraint('preferredLanguage', new Assert\Language());
    }
}

Options

message

type: string default: This value is not a valid language

This message is shown if the string is not a valid language code.

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