<?php

// Tanpa Instansiasi
// class ContohStatic {
//  public static $angka = 1;

//  public static function halo() {
//  return "Halo " . self::$angka++ . " kali.";
//  }
// }


// echo ContohStatic::$angka;
// echo "<br>";
// echo ContohStatic::halo();
// echo "<hr>";
// echo ContohStatic::halo();



// Dengan Instansiasi
class Contoh {
    public static $angka = 1;

    public function halo() {
        return "Halo " . self::$angka++ . " kali. <br>";
    }
}

$obj = new Contoh;
echo $obj->halo();
echo $obj->halo();
echo $obj->halo();

echo "<hr>";

$obj2 = new Contoh;
echo $obj2->halo();
echo $obj2->halo();
echo $obj2->halo();


 ?>