Libevent React

libevent-react.php

<?php

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

error_reporting(E_ALL | E_STRICT);
ini_set('display_errors', 1);

//$loop = new React\EventLoop\StreamSelectLoop();
$loop = new React\EventLoop\LibEventLoop();
$socket = new React\Socket\Server($loop);

$i = 1;

$socket->on('connect', function ($conn) use (&$i, $loop) {
    echo "new connection $i\n";
    $i++;

    $conn->on('data', function ($data) use ($conn, &$i) {
        $response = "Hello World!\n";
        $length = strlen($response);

        $conn->write("HTTP 1.1 200 OK\r\n");
        $conn->write("Content-Type: text/plain\r\n");
        $conn->write("Content-Length: $length\r\n");
        $conn->write("\r\n");
        $conn->write($response);
        $conn->end();
    });
});

$socket->listen(8000);
$loop->run();

/*
 $ telnet localhost 8000
 > (hit return)
*/