Simple ReactPHP chat server - connect to it: nc laracon.beyondco.de 8000

composer.json

{
    "require": {
        "react/event-loop": "^1.1",
        "react/stream": "^1.1",
        "react/promise": "^2.8",
        "react/socket": "^1.6",
        "react/http": "^1.2",
        "nubs/random-name-generator": "^2.2"
    }
}

index.php

<?php

use React\Socket\ConnectionInterface;

require __DIR__ . '/vendor/autoload.php';

$loop = \React\EventLoop\Factory::create();

$server = new \React\Socket\Server('0.0.0.0:8000', $loop);

$limitingServer = new \React\Socket\LimitingServer($server, null);
$generator = new \Nubs\RandomNameGenerator\Alliteration();

$limitingServer->on('connection', function (ConnectionInterface $connection) use ($limitingServer, $generator) {
    echo "New connection from {$connection->getRemoteAddress()}".PHP_EOL;
    $connection->name = $generator->getName();

foreach ($limitingServer->getConnections() as $serverConnection) {
        if ($connection->getRemoteAddress() !== $serverConnection->getRemoteAddress()) {
            $serverConnection->write("New connection from ".$connection->name."\n");
        }
    }

    $connection->write("Hi 👋\nI hope you enjoyed my Laracon EU talk about ReactPHP!\nIf you can't get enough, you can watch a free video course on ReactPHP on our website at https://beyondco.de.\nFeel free to chat in here - there are ".count($limitingServer->getConnections())." other people >

    $connection->on('data', function ($data) use ($connection, $limitingServer) {
        echo $connection->getRemoteAddress().":{$data}";

        foreach ($limitingServer->getConnections() as $serverConnection) {
            if ($connection->getRemoteAddress() !== $serverConnection->getRemoteAddress()) {
                $serverConnection->write($connection->name.': '.$data);
            }
        }
    });

    $connection->on('close', function () {
        echo "Connection closed".PHP_EOL;
    });
});

$loop->run();