streamWrapper::stream_metadata() - php 流stream类
streamWrapper::stream_metadata()
(PHP 5 >= 5.4.0, PHP 7)
Change stream metadata
说明
publicstreamWrapper::stream_metadata(string $path,int $option,mixed $value): boolThis method is called to set metadata on the stream. It is called when one of the following functions is called on a stream URL:
touch()
chmod()
chown()
chgrp()
参数
$pathThe 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.
$optionOne of:
STREAM_META_TOUCH
(The method was called in response totouch())STREAM_META_OWNER_NAME
(The method was called in response tochown()with string parameter)STREAM_META_OWNER
(The method was called in response tochown())STREAM_META_GROUP_NAME
(The method was called in response tochgrp())STREAM_META_GROUP
(The method was called in response tochgrp())STREAM_META_ACCESS
(The method was called in response tochmod())
If$optionis
STREAM_META_TOUCH
:Arrayconsisting of two arguments of thetouch()function.STREAM_META_OWNER_NAME
orSTREAM_META_GROUP_NAME
: The name of the owner user/group asstring.STREAM_META_OWNER
orSTREAM_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,FALSE
should be returned.
参见
touch()
设定文件的访问和修改时间chmod()
改变文件模式chown()
改变文件的所有者chgrp()
改变文件所属的组
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