<?php
error_reporting(E_ALL);
set_time_limit(0);
ob_implicit_flush();

$address = '127.0.0.1';
$port = 1233;

if (($sock = socket_create(AF_INET, SOCK_STREAM, SOL_TCP)) < 0) {
    echo "socket_create() failed: reason: " . socket_strerror($sock) . "\n";
}

if (($ret = socket_bind($sock, $address, $port)) < 0) {
    echo "socket_bind() failed: reason: " . socket_strerror($ret) . "\n";
}

if (($ret = socket_listen($sock, 5)) < 0) {
    echo "socket_listen() failed: reason: " . socket_strerror($ret) . "\n";
}

do {
    if (($msgsock = socket_accept($sock)) < 0) {
        echo "socket_accept() failed: reason: " . socket_strerror($msgsock) . "\n";
        break;
    }
   

    $msg = "\nWelcome to the PHP Test Server. \n" .
        "To quit, type 'quit'. To shut down the server type 'shutdown'.\n";
      echo  $msgsock; 
    socket_write($msgsock, $msg, strlen($msg));

    
} while (true);
socket_close($sock);
?>