Php+socket Chat Room (telnet command Debug)

Class socket{private $_socket;    Private $_domain = Af_inet;    Private $_type = Sock_stream;    Private $_protocol = sol_tcp;    Private $_clients = [];    Private $_max_clients = 10;  Public Function __construct () {if (!extension_loaded (' Sockets ')} {die (' The sockets extension are not        Loaded! ');            if ($this->_socket = $this->create ($this->_domain, $this->_type, $this->_protocol)) < 0) {        $this->error ($this->_socket); }} Public function Start ($IP, $port) {if ($res = $this->set_option ()) < 0) {$this-&gt        ; error ($res);        if ($res = $this->bind ($ip, $port)) < 0) {$this->error ($res);        } if ($res = $this->listen (5)) < 0) {$this->error ($res);        } #使用非阻塞模式 Socket_set_nonblock ($this->_socket); echo "Listen on port". $port. "..." .        Php_eol; $clients = Array ($this->_socket);            while (true) {$this->_clients = $clients;            $write = [];            $except = [];            if (Socket_select ($this->_clients, $write, $except, 0) < 1) {continue; } if (In_array ($this->_socket, $this->_clients)) {$clients [] = $connection = $this->co Nnect ()//if (($clients + 1) > $this->_max_clients) {//echo "Too many clients. ." . php_eol;//} else {$this->send ($connection, "Welcome!\nthere is". (Count ($clients)-1).                    "Client here\n");                    Socket_getpeername ($connection, $client _ip);                    echo "New client connected: $client _ip\n";                    $key = Array_search ($connection, $this->_clients);                unset ($this->_clients[$key]);/}} foreach ($this->_clients as $client) { $receive = $this->receive ($client);                    if ($receive ===false) {$key =array_search ($client, $clients);                    Unset ($clients [$key]);                    echo "Client disconnected.\n";                Continue                } $receive = Trim ($receive); if (!empty ($receive)) {foreach ($clients as $send _socket) {if ($send _socket== $this- >_socket| |                        $send _socket== $client) {continue; } $this->send ($send _socket, $this->_socket. " > ". $client." > "."                    $receive \ n ");    }}} $this->close ();    Public function bind ($IP, $port) {socket_bind ($this->_socket, $ip, $port);    } Public Function Listen ($max _clients) {Socket_listen ($this->_socket, $max _clients); } Public Function connect () {return socket_accept ($this->_socket);    The Public function send ($connection, $msg) {socket_write ($connection, $msg);    Public function receive ($client) {return Socket_read ($client, 819292, Php_normal_read); The Public Function error ($resource) {echo socket_strerror ($resource).    Php_eol;    Public function Close () {socket_close ($this->_socket); Public Function Create ($domain = af_inet, $type = sock_stream, $protocol = sol_tcp) {return socket_create (    $domain, $type, $protocol);    } public Function Set_option () {socket_set_option ($this->_socket,sol_socket,so_reuseaddr,1); }}

Demo

Ini_set ("Display_errors", 1); Include_once Inc_path. "class/socket.class.php"; $socket = new socket (); $socket->start ("192.168.2.113", 1371);

Php+socket Chat Room (telnet command Debug)