Esempio n. 1
0
    public $phonenumber = "90XXXXXX90";
    function setphonenumber($phonenumber)
    {
        if (isphonenumber($phonenumber)) {
            $this->phonenumber = $phonenumber;
        } else {
            echo "please provide valid phpone number";
        }
    }
}
class guest extends person
{
    public $indianphonenumber = "";
    function setindianphonenumber($phonenumber)
    {
        if (isphonenumber($phonenumber . '0')) {
            $this->indianphonenumber = $phonenumber;
        } else {
            echo "please provide a valid phone number";
        }
    }
}
$indian = new guest();
$indian->name = "Daniel";
$indian->email = "*****@*****.**";
$indian->setindianphonenumber("8008900910");
$indian->setphonenumber("8008900910");
echo $indian->name, "<br>";
echo $indian->email, "<br>";
echo $indian->phonenumber, "<br>";
echo $indian->indianphonenumber, "<br>";