Simple Example of PHP Autoloading Classes

index.php

<?php
/**
 * @Author: Sohel Rana
 * @URI : http://www.sohelranabd.com
 * @Description: This is simple example of PHP auto loading class
 */

function __autoload($className){
    $fileName = $className.'.php';
    include_once($fileName);
}


$OBJ1 = new MyClass();    // Creating instance of MyClass
echo $OBJ1->getValue();   // Calling getValue() function of MyClass class

$OBJ2 = new MyClass2();    // Creating instance of MyClass2
echo $OBJ2->getValue();   // Calling getValue() function of MyClass2 class

MyClass.php

<?php
/**
 * @Author: Sohel Rana
 * @URI : http://www.sohelranabd.com
 * @Description: This is simple example of PHP auto loading class
 */

class MyClass  // Creating First Class
{
    public function getValue(){
        return "This is MyClass Class";
    }
}

MyClass2.php

<?php
/**
 * @Author: Sohel Rana
 * @URI : http://www.sohelranabd.com
 * @Description: This is simple example of PHP auto loading class
 */


class MyClass2  // Creating Second Class
{
    public function getValue(){
        return "This is MyClass 2 Class";
    }
}