$worker = new Worker();
$worker->onWorkerStart = function ($worker)
{
   // 一段業(yè)務(wù)邏輯代碼
  ....
}

$worker->onWorkerReload= function ($worker)
{
   // 同上 完全相同的一段業(yè)務(wù)邏輯代碼
   ...
}

Worker::runAll();

$worker = new Worker();
$worker->onWorkerStart = $worker->onWorkerReload =  'on_start';

function on_start($worker)
{
    // 一段業(yè)務(wù)邏輯代碼
}

Worker::runAll();