Overloading and overriding in php

class Shape {
   const Pi = 3.142 ;  // constant value
  function __call($functionname, $argument){
    if($functionname == 'area')
    switch(count($argument)){
        case 0 : return 0 ;
        case 1 : return self::Pi * $argument[0] ; // 3.14 * 5
        case 2 : return $argument[0] * $argument[1];  // 5 * 10
    }

  }

 }
 $circle = new Shape();`enter code here`
 echo "Area of circle:".$circle->area()."</br>"; // display the area of circle Output 0
 echo "Area of circle:".$circle->area(5)."</br>"; // display the area of circle
 $rect = new Shape();
 echo "Area of rectangle:".$rect->area(5,10); // display area of rectangle

Source: stackoverflow.com

Overloading and overriding in php

<?php

class Foo {
   function myFoo() {
      return "Foo";
   }
}

class Bar extends Foo {
   function myFoo() {
      return "Bar";
   }
}

$foo = new Foo;
$bar = new Bar;
echo($foo->myFoo()); //"Foo"
echo($bar->myFoo()); //"Bar"
?>

Source: stackoverflow.com

Similar codes

1 vote219 views1 answer
Twig symfony get route
PHP Symfony
0 vote163 views1 answer
Php select disable submit no value
PHP
0 vote145 views1 answer
Laravel controller constructor auth user null
PHP
0 vote168 views3 answers
Script @php artisan package:discover --ansi handling the post-autoload-dump event returned with error code 1
PHP
3 votes160 views1 answer
Back route laravel
PHP
0 vote174 views1 answer
Numeros positivos input laravel
PHP Laravel
1 vote209 views1 answer
Session cakephp
PHP CakePHP
1 vote146 views1 answer
Laravel env google smtp
PHP
1 vote194 views1 answer
Run jobs laravel
PHP Laravel
4 votes144 views2 answers
How to get the link of the current page in php
PHP