swoole 定时器

timer.php

<?php
//创建websocket服务器对象，监听0.0.0.0:9502端口
$ws = new swoole_server("0.0.0.0", 9503);

swoole_timer_tick(2000, function ($timer_id) {
    echo "执行第一次，
";
});

启动

# php timer.php