Php/docs/function.eio-futime
eio_futime
(PECL eio >= 0.0.1dev)
eio_futime — Change file last access and modification times
说明
eio_futime
( mixed $fd
, float $atime
, float $mtime
[, int $pri
= EIO_PRI_DEFAULT
[, callable $callback
= NULL
[, mixed $data
= NULL
]]] ) : resource
eio_futime() changes file last access and modification times.
参数
fd
Stream, Socket resource, or numeric file descriptor, e.g. returned by eio_open()
atime
Access time
mtime
Modification time
pri
请求的优先级:
EIO_PRI_DEFAULT
,EIO_PRI_MIN
,EIO_PRI_MAX
或null
。如果是null
,pri
将设为EIO_PRI_DEFAULT
。callback
callback
函数在请求完成时被调用。其应匹配一下原型:void callback(mixed $data, int $result[, resource $req]);
data
传递给请求的用户数据。
result
针对请求的结果的值。通常是相应的系统调用返回的值。
req
可选的请求资源,可被 eio_get_last_error() 之类的函数使用。
data
Arbitrary variable passed to
callback
.
返回值
eio_futime() returns request resource on success or false
on error.