webman-exercise/process/Task.php

<?php

namespace process;

use Workerman\Crontab\Crontab;

class Task
{
	public function onWorkerStart()
	{
		// first second every minutes
		new Crontab('1 * * * * *', function() {
			echo '1st second of minutes';
		});

		// 7:50 of everyday
		new Crontab('50 7 * * *', function() {

		});

		// every 2 minutes
		new Crontab('*/2 * * * *', function() {
			echo 'every 2 minutes';
		});

		new Crontab('*/5 * * * * *', function () {
			echo 'every 5 seconds';
		});
	}
}