Description:
------------
Pushing a new array element(class), changes existing array elements to its value.



Test script:
---------------
<?php

	class PC
	{
		
	}
	
	class Part
	{
		
	}
	
	$part = new Part();
	
	$pc = new PC();
	
	$part->name = 'CPU';
	$pc->arr[] = $part;
	$part->name = 'GPU';
	$pc->arr[] = $part;
	
	print_r($pc);

?>

Expected result:
----------------
PC Object ( [arr] => Array ( [0] => Part Object ( [name] => CPU ) [1] => Part Object ( [name] => GPU ) ) )

Actual result:
--------------
PC Object ( [arr] => Array ( [0] => Part Object ( [name] => GPU ) [1] => Part Object ( [name] => GPU ) ) )