<?php include '../../src/speaker.php'; class SystemLoad extends SpeakerEvents { function update() { return '一分前: ' . sys_getloadavg()[0] . ', 五分前: ' . sys_getloadavg()[1] . ', 十五分前: ' . sys_getloadavg()[2]; } function check() { return true; } } $speaker = new Speaker(); $speaker->sleepTime = 2; $speaker->addListener('', new SystemLoad()); $speaker->start();