PHP Swoole异步读取、写入文件操作示例

<?php
  $res = swoole_async_readfile(__DIR__."/1.txt", function($filename, $content) {
 echo "文件名{$filename} 内容{$content}\n";
  });
  echo "读取文件\n";
  var_dump($res);

<?php
  $content = date("Ymd H:i:s")."\n";
  $res = swoole_async_writefile(__DIR__."/1.txt", $content, function($filename) {
    echo "追加写入{$filename}\n";
  }, FILE_APPEND);
 
  echo "写入文件\n";
  var_dump($res);