Swoole\Async::read
(PHP 5 >= 5.2.0, PHP 7, PECL swoole >= 1.9.0)
Swoole\Async::read — Read file stream asynchronously.
说明
public static Swoole\Async::read
( string
$filename
, callable $callback
[, integer $chunk_size
[, integer $offset
]] ) : bool
参数
-
filename
-
The name of the file.
-
callback
-
-
filename
-
The name of the file.
-
content
-
The content readed from the file stream.
-
-
chunk_size
-
The chunk length.
-
offset
-
The offset.
返回值
Whether the read is succeed.