SprainValidatorBundle

ISBN Validator (International Standard Book Number)

AN ISBN VALIDATOR HAS BEEN ADDED TO CORE IN SYMFONY 2.3.

Definition

The International Standard Book Number (ISBN) is a unique numeric commercial book identifier. There are two versions: ISBN-10 and ISBN-13. (Wikipedia)

Basic Usage

// src/Acme/DemoBundle/Entity/AcmeEntity.php
use Sprain\ValidatorBundle\Validator\Constraints as SprainAssert;

class AcmeEntity
{
    // ...

    /**
     * @SprainAssert\Isbn()
     */
    protected $isbn10orIsbn13;
    
    /**
     * @SprainAssert\Isbn('isbn10')
     */
    protected $isbn10;
    
    /**
     * @SprainAssert\Isbn('isbn13')
     */
    protected $isbn13;
    
    /**
     * @SprainAssert\Isbn(type="isbn13", message="My custom error message")
     */
    protected $isbn13;

    // ...
}

Options

Option	Type	Default	Description
type	string	null	Can be `isbn10` or `isbn13`. Empty value accepts both.
message	string	(depends on type)	Error message if the value is invalid

Good to know

The validator accepts ISBNs with or without dashes.

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