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Pass param by reference or private variable?
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À
01/10/2019 16:51:54
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Divers
Thread ID:
01671293
Message ID:
01671307
Vues:
52
>>>>>>>Return an object based on empty with properties storing return values. This way you can return as many strings or not strings as you want
>>>>>>
>>>>>>I just did a little test. And it appears that creating an empty object is fairly simple
>>>>>>
>>>>>>oEmpty = CREATEOBJECT("empty")
>>>>>>ADDPROPERTY( oEmpty, "return_success",.T.)
>>>>>>ADDPROPERTY( oEmpty, "string1","abc")
>>>>>>ADDPROPERTY( oEmpty, "string2","123")
>>>>>>oEmpty.return_success = .F.
>>>>>>RETURN 
>>>>>>
>>>>>>
>>>>>
>>>>>...
>>>>>RETURN oEmpty
>>>>>
>>>>>Yep and it'll save a lot of headache in the future
>>>>
>>>>I agree, 100%. I can see a lot of potential. The only problem is that now I want to refactor hundreds of the routines where this approach can be applied :) I have to resist the temptation :)
>>>
>>>Btw, it also good for passing parameters when you have too many of them
>>
>>I agree. In fact this particular method receives 9 parameters. And I may just replace them with one object with 9 properties. Thank you.
>
>An extra bonus by using an object as parameter is that your "parameters" will have names, so you don't have to remember their order.

Good point.
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