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  • streamWrapper::stream_metadata()

    (PHP 5 >= 5.4.0, PHP 7)

    Change stream metadata

    说明

    publicstreamWrapper::stream_metadata(string $path,int $option,mixed $value): bool

    This method is called to set metadata on the stream. It is called when one of the following functions is called on a stream URL:

    Please note that some of these operations may not be available on your system.

    参数

    $path

    The file path or URL to set metadata. Note that in the case of a URL, it must be a :// delimited URL. Other URL forms are not supported.

    $option

    One of:

    • STREAM_META_TOUCH(The method was called in response totouch())
    • STREAM_META_OWNER_NAME(The method was called in response tochown()with string parameter)
    • STREAM_META_OWNER(The method was called in response tochown())
    • STREAM_META_GROUP_NAME(The method was called in response tochgrp())
    • STREAM_META_GROUP(The method was called in response tochgrp())
    • STREAM_META_ACCESS(The method was called in response tochmod())
    $value

    If$optionis

    • STREAM_META_TOUCH:Arrayconsisting of two arguments of thetouch()function.
    • STREAM_META_OWNER_NAMEorSTREAM_META_GROUP_NAME: The name of the owner user/group asstring.
    • STREAM_META_OWNERorSTREAM_META_GROUP: The value owner user/group argument asinteger.
    • STREAM_META_ACCESS: The argument of thechmod()asinteger.

    返回值

    成功时返回TRUE,或者在失败时返回FALSE。If$optionis not implemented,FALSEshould be returned.

    参见