xyzshop/test/examples/client2.php

<?php
$clients = array();
for($i = 0; $i < 1; $i++){
    $client = new swoole_client(SWOOLE_SOCK_TCP, SWOOLE_SOCK_SYNC); //同步阻塞
    $ret = $client->connect('127.0.0.1', 9501, 0.5, 0);
    if(!$ret)
    {
        echo "Over flow. errno=".$client->errCode;
        die("\n");
    }
    $clients[] = $client;
}
sleep(1);
while (1) {
    foreach ($clients as $client) {
        $client->send("sss");
        $data = $client->recv();
        var_dump($data);
    }
    sleep(1);
}