# yum install -y php-devel

<?php  
2  
3  
4 $c = new Mosquitto\\Client;  
5  
6 $topic = &#39;test&#39;;  
7 $msg = &#39;hello你好&#39;;  
8 $qos = 2;  
9  
10 $username = &#39;username&#39;;  
11 $password = &#39;Passw0rd&#39;;  
12  
13 $c->setCredentials($username, $password);  
14 $c->onConnect(function() use ($c) {  
15 global $topic,$msg,$qos;  
16 $c->publish($topic, $msg, $qos);  
17 });  
18  
19 $host = &#39;192.168.7.201&#39;;  
20  
21 $c->connect($host);  
22 for ($i = 0; $i < 100; $i++) {  
23 // Loop around to permit the library to do its work  
24 $c->loop(1);  
25 }  
26  
27 echo "结束\\n";

# mosquitto_sub -h 192.168.7.201 -u username -P Passw0rd -t test