url parametresi okuma

1. yöntem

public function customer($first_name, $last_name)
{
    print($first_name);
    print($last_name);
}

2. yöntem

public function customer()
{
    $controller_name = $this->uri->segment(1);
    $method_name = $this->uri->segment(2);
    $first_name = $this->uri->segment(3);
    $last_name = $this->uri->segment(4);
}