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To: Pavel Shevaev <pacha.shevaev@gmail.com>
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Subject: Re: [PHP-DEV] toString() and Object #ID
From: schst@php-tools.net (Stephan Schmidt)

Hi Pavel,

Pavel Shevaev wrote:
> Folks, is this really wanted behavior? Because if so, why does the
> following result in the same hash as well(PHP-5.2.1)?
> 
> $ php -r "class Foo{};$foo = new
> Foo();var_dump(spl_object_hash($foo));$foo->bar =
> 1;var_dump(spl_object_hash($foo));"
> 
> string(32) "d1f40a1cc04d8c79d09ae6262666adbb"
> string(32) "d1f40a1cc04d8c79d09ae6262666adbb"

Because you calculate the hash for the same object. It does not matter, 
that you changed a property, the $foo is still the same object.

Best regards,
Stephan