[Gambas-user] AND and OR

[Jørn Erik Mørne]

Den 05. okt. 2014 23:19, skrev Jussi Lahtinen:
> The extra "if" enables short-circuiting
> <http://en.wikipedia.org/wiki/Short-circuit_evaluation> and thus it is very
> useful in some cases.
>
> Example, you can write "if then" structures like this:
> If hObject <> Null And If hObject.SomeProperty = True Then
>
> Without the extra "if" this would fail, if the hObject would be null.
>
>
>
> Jussi
>
>
> On Sun, Oct 5, 2014 at 11:00 PM, Jørn Erik Mørne <epost at ...3323...>
> wrote:
>
>> Den 05. okt. 2014 21:11, skrev Tobias Boege:
>>> On Sun, 05 Oct 2014, J??rn Erik M??rne wrote:
>>>> Why is it not allowed to use AND and OR in the same logical test?
>>>>
>>> It is allowed and works:
>>>
>>>     $ gbx3 -e "(False And Not False) Or (False Or Not False)"
>>>     True
>>>
>>> Maybe you refer to the AND IF and OR IF keywords in an IF statement?
>>>
>>> Regards,
>>> Tobi
>>>
>> Aha, yes you're right :) Removing an extra IF that had sneaked in was
>> the solution.
>>
>>
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Ahh! That's great :) Very good to know! Thanks!