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

0 vote100 views1 answer
Sql update views +1
PHP
0 vote108 views1 answer
Vault deployment in production
PHP
0 vote102 views1 answer
Fatal error: require_once(): Failed opening required 'C:\xampp\htdocs\localhost\myapp/public/index.php' (include_path='C:\xampp\php\PEAR') in C:\xampp\htdocs\localhost\myapp\server.php on line 21
PHP
0 vote97 views1 answer
Composer install phpWord
PHP
0 vote107 views1 answer
Create symbolic in lumen laravel
PHP
0 vote103 views1 answer
How to include page specific css in xphp smart header
PHP
3 votes133 views2 answers
Error handling in laravel
PHP Laravel
4 votes138 views4 answers
Multiple middleware laravel
PHP
2 votes100 views1 answer
Laravel set appends
PHP
6 votes100 views6 answers
Access json object in php
PHP