[李景山php]每天laravel-20160902|Dispatcher-2

/**
* Register an event listener with the dispatcher.
*
* @param  string|array  $events
* @param  mixed  $listener
* @param  int  $priority
* @return void
*/
public function listen($events, $listener, $priority = 0)
{// Register an event listener use dispathcer
foreach ((array) $events as $event) {// loop this events as event
if (Str::contains($event, '*')) {// determine this string is has this * char
$this->setupWildcardListen($event, $listener);// if has this *, setup the wildcard listen
} else {// ele
$this->listeners[$event][$priority][] = $this->makeListener($listener);// make listener to event
// this listener
unset($this->sorted[$event]); // unset event
}
}
}