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Re: what does mean this? [message #175340 is a reply to message #175339]

Wed, 07 September 2011 14:37

sheldonlg
Messages: 166
Registered: September 2010

Karma:

Senior Member

On 9/7/2011 8:07 AM, rataplanbumbum wrote:
> Il 06/09/2011 22:59, Michael Fesser ha scritto:
>> .oO(rataplanbumbum)
>>
>>> In a script I have a statement:
>>>
>>> $cartID = $cart->cartID = $cart->generate_cart_id();
>>>
>>>
>>> can someone explain what does this mean?
>>
>> $cart is an object. Its method generate_cart_id() returns some value,
>> which is assigned to both the variable $cartID and the object property
>> $cart->cartID.
>>
>> A more complex way to code this would be:
>>
>> $result = $cart->generate_cart_id();
>> $cart->cartID = $result;
>> $cartID = $result;
>>
>> What's ugly about this is that the same value is stored in an object
>> property and in a variable. Without knowing the context this doesn't
>> look good.
>>
>> Micha
>>
>
> tnks

I would write this code as:

$cart->generate_cart_id();
$cartID = $cart->getCartId();

(where generate_cart_id() would also store a private class variable,
$cardID, as part of the generation)

--
Shelly

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[Message index]

		what does mean this? By: rataplanbumbum on Tue, 06 September 2011 20:37
		Re: what does mean this? By: Jerry Stuckle on Tue, 06 September 2011 20:54
		Re: what does mean this? By: Michael Fesser on Tue, 06 September 2011 20:59
		Re: what does mean this? By: rataplanbumbum on Wed, 07 September 2011 12:07
		Re: what does mean this? By: sheldonlg on Wed, 07 September 2011 14:37

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