{
public $indianPhoneNumber = "";
function setIndianPhoneNumber($phoneNumber)
{
if (isPhoneNumber($phoneNumber . '0')) {
$this->indianPhoneNumber = $phoneNumber;
} else {
echo "Please provide valid Phone Number", "<br>";
}
}
}
$indian = new Guest();
$indian->name = "Daniel";
$indian->email = "*****@*****.**";
$indian->setIndianPhoneNumber("8008900910");
$indian->setPhoneNumber("80089009101");
echo $indian->name, "<br>";
echo $indian->email, "<br>";
echo $indian->phoneNumber, "<br>";
echo $indian->indianPhoneNumber, "<br>";
$person = new Person();
$person->setIndianPhoneNumber("01769757222");
class MyString
{
public $value = "initial value";
function myStrLen()
{
return strlen($this->value);
}
function print_string()
{
