streamWrapper::stream_truncate

    (PHP 5 >= 5.4.0, PHP 7, PHP 8)

    streamWrapper::stream_truncate — Truncate stream

    说明

    public streamWrapper::stream_truncate(int $new_size): bool

    Will respond to truncation, e.g., through ftruncate().

    参数

    new_size

    The new size.

    返回值

    成功时返回 true， 或者在失败时返回 false。

    参见

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