Workerman? ???, ?? ??, ???? ???? PHP ?? ????????. ??? ??? ?? ???? ??? ? ???? ??? ????? ???? ???? ??? ??? ??? ????. ? ????? Workerman ?????? ???? UDP ???? ?? ?????? ???? ???? ??? ???? ?? ?? ??? ?????.

1. UDP ???? ??

UDP(??? ????? ????)? ??? ?? ??? ? ?? ?? ????? ????? ??? ??? ??? ?????. UDP? TCP ????? ???? ???? ???? ??? ???? ???, ??? ?? ???? ?? ??? ??? ?? ??? ??? ??? ????.

2. Workerman ????? ??

Workerman? ???, ?? ????, ??? IO ???? ?????? ??? ??? PHP ?? ????????. Workerman? TCP, UDP, Unix ?? ? ??? ????? ????, ? ??, ??? ??, ?? ?? ?? ???? ??????? ?? ??? ? ?? ??? ?? ??? ????? ??? ?????.

3. UDP ???? ?? ?? ??? ??

3.1 ??? ???? ??

UDP ???? ?? ?? ???? ?? ?? ??? ??????? ? ?? ?? ??? ?????. ?????? ??? ???????? ???? ???? ???? ?? ??? ?????? ???????? ??? ?????. ?????? ?????? ??? ???? ?? ?????? ????? ???? ??? ?? ? ????.

3.2 ?? ??

3.2.1 ?? ?? ?? ??

?? ??? Workerman ?????? ???? ?????? PHP ??? ???????. ?????? ??? ?? ??? ????? ???? ???? ?? ??? ?????? ???? ???????? ????. ??? ??? ????.

use WorkermanWorker;
use WorkermanConnectionUdpConnection;

// 創(chuàng)建廣播服務(wù)器
$broadcast_worker = new Worker("udp://0.0.0.0:5678");

// 設(shè)置進(jìn)程數(shù)量
$broadcast_worker->count = 4;

// 處理客戶端消息
$broadcast_worker->onMessage = function(UdpConnection $connection, $data)
{
    // 廣播消息給所有在線客戶端
    foreach($broadcast_worker->connections as $client_connection)
    {
        $client_connection->send($data);
    }
};

// 運(yùn)行服務(wù)器
Worker::runAll();

3.2.2 ????? ?? ??

?????? PHP ??? ?????? ?? ??? ???? ??? ?? ???? ???? ??? ?????. ????? ??? ??? ????.

use WorkermanConnectionAsyncUdpConnection;

// 創(chuàng)建異步UDP連接
$client_connection = new AsyncUdpConnection("udp://127.0.0.1:5678");

// 處理廣播消息
$client_connection->onMessage = function($connection, $data)
{
    echo "Received broadcast message: $data
";
};

// 連接廣播服務(wù)器
$client_connection->connect();

// 發(fā)送消息
$client_connection->send("Hello, World!");

// 等待廣播消息
while(true)
{
    // 不斷觸發(fā)事件循環(huán)
    WorkermanWorker::getInstance()->loop();
}

4. Summary

? ???? Workerman ?????? ???? UDP ???? ??? ?? ???? ???? ??? ???? ?? ?? ??? ?????. ?????? ???? ??? ??? ?? ? ?? ??? ?? ??? ?? ?????? ?? ??? ? ????. UDP ????? ???? ???? ??? ????? ???? ???? ??? ?? ??? ?????.

? ??? ??? ??: UDP ???? ??? ?? ??? ?? ??? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!