eio_fchmod

(PECL eio >= 0.0.1dev)

eio_fchmodChange file permissions.

說明

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

eio_fchmod() changes permissions for the file specified by fd file descriptor.

參數

fd

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

mode

The new permissions. E.g. 0644.

pri

請求的優先順序:EIO_PRI_DEFAULTEIO_PRI_MINEIO_PRI_MAXNULL。如果是 NULLpri 將設為 EIO_PRI_DEFAULT

callback

callback 函式在請求完成時被呼叫。其應匹配以下原型:

void callback(mixed $data, int $result[, resource $req]);
data

傳遞給請求的用戶資料。

result

針對請求的結果值。通常是對應的系統較回傳值。

req

可選擇的請求資源,可被 eio_get_last_error() 之類的函式使用。

data

Arbitrary variable passed to callback.

回傳值

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

參見

  • eio_fchown
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