How do I create classes and objects in PHP

How do I create classes and ob开发者_如何学运维jects, and how do I call them?

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Why show you when you can review the manual?

PHP: Classes and Objects

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<?php
class Widget {

}

$widget = new Widget();
?>

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see this

http://www.php.net/manual/en/language.oop5.basic.php

http://evolt.org/node/48911/

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If you want to create a class which objects are callable (in PHP 5.3), than you need to defined __invoke magic method in your class, e.g.

<?php 

class MyClass {

     public function __invoke($x)  {
        var_dump($x);
    }
}

$myObject = new MyClass();
$myObject(2);

// output: init(2)

?>