Array Split vs Combine

[Tom Glod]

following this .....

On Tue, Mar 9, 2021 at 4:06 PM Sean Cole (Pi) via use-livecode <
use-livecode at lists.runrev.com> wrote:

> It's looking to be a Windows only issue. I need to see how far this goes
> back and then I'll post a bug report. It's making a process that should
> only take 30s max on a single thread 2GHz remote Win server take 16mins to
> process 2 of these files, so it will be good to find a solution for this.
>
> Thanks everyone for confirming and providing your input.
>
> Regards
> Sean
>
> On Tue, 9 Mar 2021 at 18:06, Ralph DiMola via use-livecode <
> use-livecode at lists.runrev.com> wrote:
>
> > LC 9.6.1 Win 10 VM on SSD.
> >
> > 524 ms,512 ms, 3.28 minutes
> >
> > Ralph DiMola
> > IT Director
> > Evergreen Information Services
> > rdimola at evergreeninfo.net
> >
> > -----Original Message-----
> > From: use-livecode [mailto:use-livecode-bounces at lists.runrev.com] On
> > Behalf
> > Of Sean Cole (Pi) via use-livecode
> > Sent: Tuesday, March 09, 2021 11:56 AM
> > To: How to use LiveCode
> > Cc: Sean Cole (Pi)
> > Subject: Array Split vs Combine
> >
> > Hi all,
> >
> > I have a tsv I split out as an array, process, then combine back to a
> tsv.
> > The tsv is 53MB (55,635,198 bytes) and has 228320 lines with 21 columns
> > (55406878 chars).
> >
> > To load the tsv file : 434ms
> > To split the tsv to array : 506ms
> > To combine the array to a tsv : 2m 58s 214ms
> >
> > Why does it take so much longer to combine than split?
> >
> > Link to the file:
> > https://www.dropbox.com/s/r6aq3ysbj13o16o/Enhanced-GB.tsv?dl=0
> > Test code:
> >
> > *put* the millisec into tTime1
> > *put* url("file:Enhanced-GB.tsv") into tTest
> > *put* the millisec into tTime2
> > *split* tTest using cr and tab
> > *put* the millisec into tTime3
> > *combine* tTest using cr and tab
> > *put* the millisec into tTime4
> > *put* tTime1,tTime2,tTime3,tTime4
> >
> >
> > Sean
> > _______________________________________________
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> >
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-- 
Tom Glod
Founder & Developer
MakeShyft R.D.A (www.makeshyft.com)
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