Re: Converting from Delphi (sets and streams)

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#189

From: Francois PIETTE [ICS - MidWare]
Date: Sun, 29 Oct 2006 15:15

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>> For enumerations, use an integer type and the bit wise operators.
>
> I know of that approach, but bitwise operations work with powers of 2, how 
> would you do it with numbers like 9, 10, 13 and 32 - they have to be like 
> that cause they're character codes ('\t', '\n', '\r', ' ') and using some 
> constants would just reduce the speed of the program. Or am I wrong about 
> this? How do Delphi sets work anyway (I mean internally, I know how to use 
> them)?

For set of ordinal type, I think Delphi use the equivalent "case-of". Have a 
look at the assembly code generated by Delphi.


-- 
francois.piette@overbyte.be
The author for the freeware multi-tier middleware MidWare
The author of the freeware Internet Component Suite (ICS)
http://www.overbyte.be

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