setter and getter in php code example

Example: php setter getter

class MyClass {
    private $firstField;
    private $secondField;

    public function getFirstField() {
        return $this->firstField;
    }
    public function setFirstField($x) {
        $this->firstField = $x;
    }
    public function getSecondField() {
        return $this->secondField;
    }
    public function setSecondField($x) {
        $this->secondField = $x;
    }
}