(PHP 5 >= 5.2.0, PHP 7, PECL swoole >= 1.9.0)
Swoole\Async::writeFile — Description
$filename
   , string $content
   [, callable $callback
   [, string $flags
  ]] ) : void
本函数还未编写文档,仅有参数列表。
filenameThe filename being written.
contentThe content writing to the file.
callback
flags