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@ 2015-12-03T08:36:39Z

<?php

class Foo
{
    public $callback;
    
    public function test()
    {
        call_user_func($this->callback, new Exception);
    }
}

class Bar
{
    public function trololol()
    {
        $bar = new Bar;
        
        $bar->callback = function (Exception $e) {
            var_dump($this);
        };
        
        $bar->test();
    }
}

(new Bar)->trololol();

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)

preferences:dark modelive preview

37.54 ms | 402 KiB | 5 Q