在PHP中,使用socket_accept()函數(shù)在非阻塞模式下接受客戶端連接,可以通過以下步驟實(shí)現(xiàn):
$server_socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
if (!$server_socket) {
echo "socket_create() failed: reason: " . socket_strerror(socket_last_error()) . "\n";
exit;
}
socket_set_nonblock($server_socket);
$server_address = "127.0.0.1";
$server_port = 8080;
socket_bind($server_socket, $server_address, $server_port);
$server_max_listen = 5;
$server_listen = socket_listen($server_socket, $server_max_listen);
if (!$server_listen) {
echo "socket_listen() failed: reason: " . socket_strerror(socket_last_error()) . "\n";
exit;
}
while (true) {
// 接受客戶端連接
$client_socket = socket_accept($server_socket);
// 檢查是否成功接收到連接
if ($client_socket === false) {
// 如果socket_accept()返回false,說明沒有新的連接請求,可以繼續(xù)監(jiān)聽
continue;
}
// 處理客戶端連接
handle_client($client_socket);
}
socket_close($server_socket);
function handle_client($client_socket) {
// 讀取客戶端發(fā)送的數(shù)據(jù)
$data = socket_read($client_socket, 1024);
// 處理數(shù)據(jù)(這里只是簡單地將數(shù)據(jù)返回給客戶端)
$response = "Server received: " . $data;
// 向客戶端發(fā)送響應(yīng)
socket_write($client_socket, $response);
// 關(guān)閉客戶端連接
socket_close($client_socket);
}
將以上代碼片段組合在一起,即可實(shí)現(xiàn)在非阻塞模式下使用socket_accept()函數(shù)接受客戶端連接的功能。