Code examples

42scope_methods.php

<?php
//upotreba scope operatora (::)
class A
{
 //definiranje metoda
 public function pub(){echo 'PublicMet ';}
 protected function prot(){echo 'ProtectedMet ';}
 private function priv(){echo 'PrivateMet ';}
 //definiranje static metoda 
 public static function pubs(){echo 'PublicStatMet ';}
 protected static function prots(){echo 'ProtectedStatMet ';}
 private static function privs(){echo 'PrivateStatMet ';} 
 //definiranje final metode
 public final function pubf(){echo 'PublicFinalMet ';} 
 protected final function protf(){echo 'ProtectedFinalMet ';}
 private final function privf(){echo 'PrivateFinalMet ';}
 
 
 public function ispisA()
 {
 self::pub();
 A::prot();
 self::priv();
 }
 
 public function ispisA_stat()
 {
 self::pubs();
 A::prots();
 self::privs();
 } 
}
class B extends A
{
 public function ispisB()
 {
 parent::pub();
 A::prot();
 //parent::priv(); javlja gresku jer je private
 }
 public function ispisB_stat()
 {
 parent::pubs();
 A::prots();
 //parent::privs(); javlja gresku jer je priv
 }
}

/** WORLD **/
echo A::pub();
//echo A::prot(); javlja gresku
//echo A::priv(); javlja gresku
echo A::pubs();
//echo A::prot(); javlja gresku
//echo A::priv(); javlja gresku
echo A::pubf();
//echo A::protf(); javlja gresku
//echo A::privf(); javlja gresku

echo " ";

/** CLASS **/
$obj_a=new A;
$obj_a->ispisA();
echo " ";
$obj_a->ispisA_stat();

echo " ";

/** SUBCLASS **/
$obj_b=new B;
$obj_b->ispisB();
echo " ";
$obj_b->ispisB_stat();

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