Inheritance

 <?php

class Employee
{
    public $name, $age, $salary;

    function __construct($n, $a, $s)
    {
        $this -> name = $n;
        $this -> age = $a;
        $this -> salary = $s;
    }
    function info()
    {
        echo "<h3>Employee Profile</h3>";
        echo "Employee Name : " . $this -> name . "<br>";
        echo "Employee Age : " . $this -> age . "<br>";
        echo "Employee Salary : " . $this -> salary . "<br>";
    }
}
class Manager extends Employee
{
    public $ta = 1000;
    public $phone = 200;
    public $totalSalary;

    function info()
    {
        $this -> totalSalary = $this->salary + $this->ta + $this->phone;

        echo "<h3>Manager Profile</h3>";
        echo "Employee Name : " . $this->name . "<br>";
        echo "Employee Age : " . $this->age . "<br>";
        echo "Employee Salary : " . $this->totalSalary . "<br>";
    }

}

$e1 = new Manager("Yahoo Baba", 21, 32000);
$e2 = new employee("Krishna", 27, 2000);

$e1 -> info();
$e2 -> info();

//  OUTPUT:
//Manager Profile
// Employee Name : Yahoo Baba
// Employee Age : 21
// Employee Salary : 33200
// Employee Profile
// Employee Name : Krishna
// Employee Age : 27
// Employee Salary : 2000
?>

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