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    MongoDB\BSON\Iterator::valid

    (mongodb >=1.16.0)

    MongoDB\BSON\Iterator::valid — Checks if current position is valid

    说明

    public MongoDB\BSON\Iterator::valid(): bool

    参数

    此函数没有参数。

    返回值

    Returns true if the current iterator position is valid, false otherwise.

    参见

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