MongoDB\BSON\Document::offsetExists

(mongodb >=1.17.0)

MongoDB\BSON\Document::offsetExists — Returns whether a key is present in the document

Descrizione

final public function MongoDB\BSON\Document::offsetExists(mixed $key): bool

Elenco dei parametri

key: The key to look for in the document.

Valori restituiti

Returns true if the key is present in the document and false otherwise.

Vedere anche:

ArrayAccess::offsetExists() - Whether an offset exists
MongoDB\BSON\Document::has() - Returns whether a key is present in the document

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