swoole_async_readfile

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

swoole_async_readfileRead a file asynchronously

说明

swoole_async_readfile ( string $filename , callable $callback ) : bool

参数

filename

The filename of the file being read.

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

The name of the file.

content

The content readed from the file.

返回值

成功时返回 TRUE, 或者在失败时返回 FALSE