The registration tree mode is to hang the object into the attribute array of a class, and fetch it directly from this array next time, keeping it globally unique. It is generally useful when initializing the project entrance. The very beginning of Workerman is the application of the registration tree mode. The following is its simulation:
<?php class Worker{ protected static $_workers=array(); public function __construct() { $this->workerId=spl_object_hash($this); static::$_workers[$this->workerId]=$this; } public static function runAll(){ foreach (static::$_workers as $worker) { var_dump($worker); } } } new Worker(); new Worker(); Worker::runAll();
In the constructor of Worker, the current new object is hung into the static variable attribute array of the Worker class. , take
directly from that array the next time you use it. For more workerman knowledge, please pay attention to the workerman tutorial column.
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