MongoDB\BSON\Undefined::__toString
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    PHP Manual»MongoDB\BSON\Undefined»MongoDB\BSON\Undefined::__toString

    MongoDB\BSON\Undefined::__toString

    (mongodb >=1.4.0)

    MongoDB\BSON\Undefined::__toString — Returns an empty string

    Description

    final public function MongoDB\BSON\Undefined::__toString(): string

    Parameters

    This function has no parameters.

    Return Values

    Returns an empty string.

    See Also

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