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Drupal Core 11.1.x
Issn.php
Issn::$requireHyphen
Type:
requireHyphen
File
vendor/
symfony/
validator/
Constraints/
Issn.php
, line 45
Class
Issn
Validates that a value is a valid International Standard Serial Number (ISSN).
Namespace
Symfony\Component\Validator\Constraints
Code
public bool $requireHyphen =
false
;
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