آموزش شی گرایی / OOP در PHP (متودهای جادویی)

class Test {
        function __construct(){
                echo "create!";
        }
}

$test = new Test(); // Output: create!

class Test {
        function __construct($value){
                echo "hello ".$value;
        }
}

$test = new Test("Fidaxo"); // Output: hello Fidaxo

class Test {
        function __construct(){
                echo "create!";
        }

        function __destruct(){
                echo "remove!";
        }
}

$test = new Test(); // Output: create! remove!

class Test {
        function __call($name, $arg){
                echo "Function name is : ".$name." and arg is: ";
                foreach($arg as $value){
                        echo $value.", ";
                }
        }
}

$test = new Test();
$test->go("bank", "school"); // Output: Function name is : go and arg is: bank, school,

class Test {
        public static function __callStatic($name, $arg){
                echo "Function name is : ".$name." and arg is: ";
                foreach($arg as $value){
                        echo $value.", ";
                }
        }
}

$test = new Test();
$test::go("bank", "school"); // Output: Function name is : go and arg is: bank, school,

class Test {
        private $age = 20;

        function __set($property, $value){
                $this->$property = $value;
        }

        public function run(){
                echo $this->age;
        }
}

$test = new Test();
$test->run(); // Output: 20
$test->age = 15;
$test->run(); // Output: 15

class Test {
        private $age = 20;

        function __get($property){
                return $this->$property;
        }
}

$test = new Test();
echo $test->age; // Output: 20

class Test {
        private $name;
        private $age = 20;

        function __isset($property){
                return isset($this->$property);
        }
}

$test = new Test();
var_dump(isset($test->age)); // Output: true
var_dump(isset($test->name)); // Output: false

class Test {
        private $age = 20;

        function __unset($property){
                return isset($this->$property);
        }
}

$test = new Test();
unset($test->age);