MongoDB\BSON\Document::offsetExists
(mongodb >=1.17.0)
MongoDB\BSON\Document::offsetExists — Returns whether a key is present in the document
Опис
final public MongoDB\BSON\Document::offsetExists(
mixed $key
):
bool
Параметри
key
-
The key to look for in the document.
Значення, що повертаються
Returns true
if the key is present in the document and false
otherwise.