laminas/laminas-validator
Laminas Validator provides flexible, reusable validation rules for PHP applications. Includes built-in validators, input filtering/validation chains, and tools for validating common data types like emails, URLs, numbers, strings, and more.
Laminas\Validator\File\ExcludeExtension checks the extension of files. It will
assert false when a given file matches any of the defined extensions.
This validator is inversely related to the Extension validator; please refer to that validator for full options and usage examples.
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