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@ 2018-06-12T13:40:01Z

<?php

class Foo
{
    public $c;
    
    public function __construct(callable $c)
    {
        $this->c = $c;
    }
    
    public function doCb()
    {
        ($this->c)();
    }
    
    private static function bar()
    {
        var_dump(__METHOD__);
    }
}

$f = new Foo('Foo::bar');

// fine
$f->doCb();

// not fine
($f->c)();

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)

preferences:dark modelive previewkey bindings

100.6 ms | 1445 KiB | 5 Q