eio_fdatasync
eio_fdatasync
Synchronize a file's in-core state with storage device
resource **eio_fdatasync** mixed $fd int $pri callable $callback mixed $data
synchronizes a file's in-core state with storage device.
eio_fdatasync
fd
Stream, Socket resource, or numeric file descriptor, e.g. returned by .
eio_open
pri``callback``data
Arbitrary variable passed to .
callback
returns request resource on success,return.falseforfailure.
eio_fdatasync