<?php
// Koji je output ova dva


//  Prvi primer
class Person {
    const NAME = 'Dusan';

    public function outputName() {
        echo static::NAME . PHP_EOL;
    }

    public function output() {
        print_r(get_class_vars(Person::class));
    }
}

class Derived extends Person {
    const NAME = 'Malusev';
}


$person = new Derived();

$person->outputName();


// Drugi primer

class Person {
    const NAME = 'Dusan';

    public function outputName() {
        echo self::NAME . PHP_EOL;
    }

    public function output() {
        print_r(get_class_vars(Person::class));
    }
}

class Derived extends Person {
    const NAME = 'Malusev';
}


$person = new Derived();

$person->outputName();