Swoole\Async::read

(PECL swoole >= 1.9.0)

Swoole\Async::readRead file stream asynchronously.

说明

public static Swoole\Async::read ( string $filename , callable $callback , int $chunk_size = ? , int $offset = ? ) : bool

参数

filename

The name of the file.

callback
callback ( string $filename , string $content ) : mixed
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.