exit;
abstract class Human
{
public abstract function talk();
public abstract function eat();
public abstract function walk();
public function calcMath($a, $b)
{
echo $a * $b;
}
}
class man extends Human
{
public function talk()
{
echo "Keep talking";
}
public function eat()
{
echo "Keep eating";
}
public function walk()
{
echo "Keep walking";
}
}
//$obj = new Character(); //Fatal error: Cannot instantiate abstract class
$user = new man();
$user->talk();
$user->calcMath(5, 3);
