【已解决】event事件订阅多次回调

<?php
return [
    'user.register' => [
        [app\event\User::class, 'register'],
    ],
];

Event::dispatch('user.register', $user);

<?php
namespace app\event;
class User
{
    function register($user)
    {
        // 数据操作
        return false;
    }
}