PHPerKaigi 2024

MongoDB\BSON\Iterator::key

(mongodb >=1.16.0)

MongoDB\BSON\Iterator::keyReturns the key of the current element

Descrição

public MongoDB\BSON\Iterator::key(): string|int

Parâmetros

Esta função não possui parâmetros.

Valor Retornado

Returns the key of the current element. When iterating a BSON document, the key will always be a string. When iterating a BSON array, the key will be an int.

Erros/Exceções

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