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Equivalent to eval()
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À
28/03/2010 20:30:06
Information générale
Forum:
ASP.NET
Catégorie:
Code, syntaxe and commandes
Divers
Thread ID:
01457734
Message ID:
01457737
Vues:
39
>>>I have a number of properties which are objects ( business objects )
>>>
>>>If I have string which is the same as the name of one of those properties I would like to find the value of a property of the corresponding object.
>>>
>>>in VFP
>>>
>>>*property is called _Propmaster
>>>
>>>varstr = "Propmaster"
>>>prop = "_"+varstr+".count"
>>>
>>>mycount = eval(prop)
>>>
>>>
>>>Looking for a technique that will accomplish the same thing in .NET
>>>
>>>vb or C#
>>>
>>>TIA
>>
>>Have you looked into reflection?
>
>I am doing that right now and I suspect that is where the solution lies but haven't been able to get the syntax right I am importing Sytem.reflection and I am looking at Assembly.Getassembly but it wants a system.type not a string.
>
>I need something that will take the string and know that is the name of the business object I want.
>
>Something like me.properties("_Propmaster").count
>
>But there doesn't seem to be a properties collection of the form - unless that is what i am supposed to find with reflection.

Sorry that I don't know exact syntax of what you are looking for. I just read that Reflection works like Macro in VFP. Hopefully someone else will provide more constructive input.
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