I am maintaining an old utility program that started out about 20+ years ago
using Delphi7.
The utility communicates via RS232 with a measuring system in order to retrieve
and process recorded data and at the time this was started I used strings as
buffers for the serial comm.
A string at the tim
Paul Renaud via fpc-pascal wrote:
Hi, I have a question about some code.
The following code segment generated a compiler error when I compiled it
with...
"A compiler error" assumes that we all have a crystal ball to look in
Regards,
Adriaan van Os
_
On Sun, 5 Nov 2023, Bo Berglund via fpc-pascal wrote:
I am maintaining an old utility program that started out about 20+ years ago
using Delphi7.
The utility communicates via RS232 with a measuring system in order to retrieve
and process recorded data and at the time this was started I used
On Sun, 5 Nov 2023 10:36:47 +0100 (CET), Michael Van Canneyt via fpc-pascal
wrote:
>> So my question is this:
>> Is there a difference in handling the arguments between string, AnsiString,
>> RawByteString and TBytes in a declaration like this:
>>
>> function TSSConnection.ParseCmdFileData(var SS
Paul Renaud via fpc-pascal schrieb am
Sa., 4. Nov. 2023, 16:18:
> Hi, I have a question about some code.
>
> The following code segment generated a compiler error when I compiled it
> with...
>
> fpc Sample -Se -gl -al
>
> but not when it's compiled with...
>
> fpc Sample -Se -gl
>
> ...
> Asm
>
Hairy Pixels schrieb am Sa., 4. Nov. 2023, 15:48:
>
>
> > On Nov 4, 2023, at 4:22 PM, Sven Barth
> wrote:
> >
> > Then don't assign them every "frame". If you just keep them around then
> they aren't more expensive than a virtual method call.
> > And any other mechanism would involve the heap as
On Sun, 5 Nov 2023, Bo Berglund via fpc-pascal wrote:
You must copy the data. The copy() function can be used for this.
Follow-up question:
Can I change the function declaration like this and preserve the content?
function TSSConnection.ParseCmdFileData(var SSCmdFile: TSSCommandFile; con
