コード例 #1
0
include 'per_interface.php';
class student implements per
{
    private $sub1;
    private $sub2;
    private $sub3;
    function __construct($a, $b, $c)
    {
        $this->sub1 = $a;
        $this->sub2 = $b;
        $this->sub3 = $c;
    }
    function total()
    {
        $total = $this->sub1 + $this->sub2 + $this->sub3;
        return $total;
    }
    function per()
    {
        $per = $this->total() / 3;
        return $per;
    }
    function display()
    {
        echo "The percentage score is " . $this->per();
    }
}
$stud1 = new student(12, 12, 12);
$stud1->display();