#!/php -q
<br />
<b>Fatal error</b>:  Uncaught Error: Call to undefined function socket_create() in /var/www/html/phpkobo/research/php-snippet/websocket_demo/websocket.class.php:16
Stack trace:
#0 /var/www/html/phpkobo/research/php-snippet/websocket_demo/chatbot.demo.php(24): WebSocket-&gt;__construct('localhost', 12345)
#1 {main}
  thrown in <b>/var/www/html/phpkobo/research/php-snippet/websocket_demo/websocket.class.php</b> on line <b>16</b><br />