ractphp-example.php

<?php

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

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

$factory = new React\Datagram\Factory($loop);

function serverHandler(React\Datagram\Socket $server) {
    $server->on('message', 'messageHandler');
}

function messageHandler($message, $address, $server) {
    $server->send('hello ' . $address . '! echo: ' . $message, $address);

    echo 'client ' . $address . ': ' . $message . PHP_EOL;
}

$factory->createServer('localhost:1234')->then('serverHandler');

$loop->run();