Swoole\Async::read

(PHP 5 >= 5.2.0, PHP 7, PECL swoole >= 1.9.0)

Swoole\Async::readRead file stream asynchronously.

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public static Swoole\Async::read ( string $filename , callable $callback [, integer $chunk_size [, integer $offset ]] ) : bool

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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.

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Whether the read is succeed.