Develop C/S structure with PHP (a simple example)_PHP tutorial

Server
// Server
// Set error handling
error_reporting (E_ALL);
// Set running time
set_time_limit (0);
/ / Enable buffering
ob_implicit_flush ();
$ip = "127.0.0.1"; // IP address
$port = 1000; // Port number
$socket = socket_create (AF_INET, SOCK_STREAM, SOL_TCP); // Create a SOCKET
if ($socket)
echo "socket_create() successful! ";
else
echo "socket_create() failed:".socket_strerror ($socket)." ";
$bind = socket_bind ($socket, $ip, $port); // Bind a SOCKET
if ($bind)
echo "socket_bind() successful! ";
else
echo "socket_bind() failed:".socket_strerror ($bind)." ";
$listen = socket_listen ($socket); // Listen to SOCKET
if ($listen)
echo "socket_listen() successful! ";
else
echo "socket_listen() failed:".socket_strerror ($listen)." ";
while (true)
{
$msg = socket_accept ($socket); // Accept a SOCKET
if (!$msg)
{
echo "socket_accept( ) failed: ".socket_strerror ($msg)." ";
break;
}
$welcome = "Welcome to PHP Server! ";
socket_write ($msg, $welcome, strlen ($welcome));
while (true)

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