Eio Funktionen
PHP Manual

eio_fdatasync

(PECL eio >= 0.0.1dev)

eio_fdatasyncSynchronize a file's in-core state with storage device.

Beschreibung

resource eio_fdatasync ( mixed $fd [, int $pri = EIO_PRI_DEFAULT [, callable $callback = NULL [, mixed $data = NULL ]]] )

eio_fdatasync() synchronizes a file's in-core state with storage device.

Parameter-Liste

fd

Stream, Socket resource, or numeric file descriptor, e.g. returned by eio_open().

pri

The request priority: EIO_PRI_DEFAULT, EIO_PRI_MIN, EIO_PRI_MAX, or NULL. If NULL passed, pri internally is set to EIO_PRI_DEFAULT.

callback

callback function is called when the request is done. It should match the following prototype:

void callback($data, $result);
$data is custom data passed to the request. $result contains request-specific result value; basically, the value returned by corresponding system call.

data

Arbitrary variable passed to callback.

Rückgabewerte

eio_fdatasync() returns request resource on success or FALSE on error.


Eio Funktionen
PHP Manual