coding-standard
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Question: Is there a sniff for requiring short nullable in PHPDocs?
I see SlevomatCodingStandard.TypeHints.NullTypeHintOnLastPosition for requiring array|null over null|array.
I see SlevomatCodingStandard.TypeHints.DNFTypeHintFormat for requiring ?array over array|null in PHP code (not docs).
I don't belive "?array" is a valid phpdoc type-hint