ObjectsAndRefs

This page attempts to provide a visual guide to how objects - and references to them - work in PHP 5.0 and later.

class SimpleClass { } $instance = new SimpleClass();
This code creates a new class, SimpleClass, with no properties or methods. It then creates a new instance of this class and binds it to the name '$instance'.
$assigned = $instance;
Explain the code here
$instance->var = '$assigned will have this value as well';
Explain the code here
$reference =& $instance;
Explain the code here
$instance = null;
Explain the code here