eio_rename
(PECL eio >= 0.0.1dev)
eio_rename — Change the name or location of a file
Beschreibung
string
$path
,string
$new_path
,int
$pri
= EIO_PRI_DEFAULT,callable
$callback
= NULL,mixed
$data
= NULL): resource
eio_rename() renames or moves a file to new location.
Parameter-Liste
-
path
-
Source path
-
new_path
-
Target path
-
pri
-
The request priority:
EIO_PRI_DEFAULT
,EIO_PRI_MIN
,EIO_PRI_MAX
, ornull
. Ifnull
passed,pri
internally is set toEIO_PRI_DEFAULT
. -
callback
-
callback
function is called when the request is done. It should match the following prototype:void callback(mixed $data, int $result[, resource $req]);
-
data
-
is custom data passed to the request.
-
result
-
request-specific result value; basically, the value returned by corresponding system call.
-
req
-
is optional request resource which can be used with functions like eio_get_last_error()
-
-
data
-
Arbitrary variable passed to
callback
.
Rückgabewerte
eio_rename() returns request resource on success,Bei einem Fehler wird false
zurückgegeben..
Beispiele
Beispiel #1 eio_rename() example
<?php
$filename = dirname(__FILE__)."/eio-temp-file.dat";
touch($filename);
$new_filename = dirname(__FILE__)."/eio-temp-file-new.dat";
function my_rename_cb($data, $result) {
global $filename, $new_filename;
if ($result == 0 && !file_exists($filename) && file_exists($new_filename)) {
@unlink($new_filename);
echo "eio_rename_ok";
} else {
@unlink($filename);
}
}
eio_rename($filename, $new_filename, EIO_PRI_DEFAULT, "my_rename_cb", $filename);
eio_event_loop();
?>
Das oben gezeigte Beispiel erzeugt eine ähnliche Ausgabe wie:
eio_rename_ok