eio_statvfs

    (PECL eio >= 0.0.1dev)

    eio_statvfs — Get file system statistics

    Açıklama

    eio_statvfs(
        string $path,
        int $pri,
        callable $callback,
        mixed $data = ?
    ): resource

    eio_statvfs() returns file system statistics information in result argument of callback

    Bağımsız Değişkenler

    path

    Pathname of any file within the mounted file system

    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(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.

    Dönen Değerler

    eio_statvfs() returns request resource on success, başarısızlık durumunda false döner. On success assigns result argument of callback to an array.

    Örnekler

    Örnek 1 eio_statvfs() example

    <?php
    $tmp_filename     = '/tmp/eio-file.tmp';
    touch($tmp_filename);

    function     my_statvfs_callback($data, $result) {
    var_dump($data);
    var_dump($result);

    @    unlink($data);
    }

    eio_statvfs($tmp_filename, EIO_PRI_DEFAULT, "my_statvfs_callback", $tmp_filename);
    eio_event_loop();
    ?>

    Yukarıdaki örnek şuna benzer bir çıktı üretir:

    string(17) "/tmp/eio-file.tmp"
array(11) {
  ["f_bsize"]=>
  int(4096)
  ["f_frsize"]=>
  int(4096)
  ["f_blocks"]=>
  int(262144)
  ["f_bfree"]=>
  int(262111)
  ["f_bavail"]=>
  int(262111)
  ["f_files"]=>
  int(1540815)
  ["f_ffree"]=>
  int(1540743)
  ["f_favail"]=>
  int(1540743)
  ["f_fsid"]=>
  int(0)
  ["f_flag"]=>
  int(4102)
  ["f_namemax"]=>
  int(255)
}

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