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@REPLYADDR Lynn McGuire <lynnmcguire5@gmail.com>
@REPLYTO 2:5075/128 Lynn McGuire
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On 8/30/2023 2:12 PM, Gary Scott wrote:
> On 8/30/2023 12:13 PM, gah4 wrote:
>> On Tuesday, August 29, 2023 at 6:47:49 PM UTC-7, Gary Scott wrote:
>>
>> (snip, I wrote)
>>
>>>> It is then possible to write OO code in C, though with a little
>>>> extra work that
>>>> you don`t need to do with C++.
>>
>>> Isn`t a single derived type an "OO" concept? I`m still not a fan of
>>> derived types for procedure arguments (e.g. the win32 API...yuck). I
>>> use the extensively for internal "global/common" purposes though.
>>
>> As well as I know it, derived types are related to structures in some
>> other
>> languages. I first knew them in PL/I, where I believe they came from
>> COBOL.
>>
>> I believe the Fortran standard also uses the word structure, so I
>> sometimes
>> call them that.
>>
>> I don`t know the history of OO, and especially when the actual term
>> originated.
>> I do remember someone telling me about Simula sometime before I knew
>> about C, though wasn`t interested at the time.
>> SNIP
>
> Smalltalk was the more influential.
We used to have an app written in Smalltalk. C++ and F77 run about 100X
faster than Smalltalk. I converted our Smalltalk app to C++ and never
looked back.
Lynn
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