$io->on('connection', function($socket)use($io){         echo "new connection coming\n";         $time_interval = 3;         $n = 0;         Timer::add($time_interval, function() {             global $io,$n;...

<?php require_once __DIR__ . '/vendor/autoload.php'; use Workerman\Worker; use Workerman\Lib\Timer; use PHPSocketIO\SocketIO; $io = new SocketIO(81); // 当有客户端连接时 $io->on('connection', function($socket)us...