EIO_WRITE(3) 1 EIO_WRITE(3)
eio_write - Write to file
SYNOPSIS
resource eio_write (mixed $fd, string $str, [int $length], [int $offset], [int $pri = EIO_PRI_DEFAULT], [callable $callback = NULL],
[mixed $data = NULL])
DESCRIPTION
eio_write(3) writes up to $length bytes from $str at $offset offset from the beginning of the file.
PARAMETERS
o $fd
- Stream, Socket resource, or numeric file descriptor, e.g. returned by eio_open(3)
o $str
- Source string
o $length
- Maximum number of bytes to write.
o $offset
- Offset from the beginning of file.
o $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.
o $callback
-$callback function is called when the request is done. It should match the following prototype:
void callback(mixed $data, int $result[, resource $req]);
o $data
-is custom data passed to the request.
o $result
-request-specific result value; basically, the value returned by corresponding system call.
o $req
-is optional request resource which can be used with functions like eio_get_last_error(3)
o $data
- Arbitrary variable passed to $callback.
RETURN VALUES
eio_write(3) returns request resource on success or FALSE on error.
SEE ALSO eio_open.
PHP Documentation Group EIO_WRITE(3)
