Subj : Re: MS XCOPY v 4DOS internal COPY
To   : Jasen.Betts@xspamp42.f531.n640.z3.f
From : Outsider
Date : Sat Feb 09 2002 08:32 am

From: Outsider@f3.n342.z1.cereal.mv.com (Outsider)
Subject: Re: MS XCOPY v 4DOS internal COPY

From: Outsider <nonvalid_email@yahoo.com>

Jasen.Betts@xspamp42.f531.n640.z3.fidonet.org wrote:
>
> Hi Outsider.
>
> 06-Feb-02 10:15:06, Outsider wrote to Jasen.Betts@xspamp42.f531.n640.z3.f

....snipped
>  >> why not do that like this, it's a little faster.
>  O> >
>  >> command /C %temp%\test1.bat | find "\" > test1.bat
>
>  O> Ahh, but you must not allow yourself to be fooled! Because it isn't
>  O> faster, it is actually slower. It just "appears" as though it
>  O> _ought_ to be faster because there are fewer lines. Whatever you
>  O> do, don't fall into the line counting trap <G>

> :) I can't see why it would be slower, I guess I'll have to time it then...

This comparison should suffice.

:: pipe.bat
@echo off
IF (GOTO:)==(%1) %1%2 (Subroutine handler) echo @prompt $t$_>%temp%.\tmp1.bat
command/c %temp%.\tmp1.bat>%temp%.\tmp2.bat for %%? in (0 1 2 3 4 5 6 7 8 9) do
call %0 GOTO: 2nd %%? command/c %temp%.\tmp1.bat>>%temp%.\tmp2.bat echo Time
for %0...
find ":"<%temp%.\tmp2.bat
echo -----------
del %temp%.\tmp?.bat
goto end
:2nd
for %%? in (0 1 2 3 4 5 6 7 8 9) do call %0 GOTO: 3rd %3%%? goto end
:3rd  (Uses a single pipe below!)
echo %3
dir c:\|find ":">nul

:end
::

:: nopipe.bat
@echo off
IF (GOTO:)==(%1) %1%2 (Subroutine handler) echo @prompt $t$_>%temp%.\tmp1.bat
command/c %temp%.\tmp1.bat>%temp%.\tmp2.bat for %%? in (0 1 2 3 4 5 6 7 8 9) do
call %0 GOTO: 2nd %%? command/c %temp%.\tmp1.bat>>%temp%.\tmp2.bat echo Time
for %0...
find ":"<%temp%.\tmp2.bat
echo -----------
del %temp%.\tmp?.bat
goto end
:2nd
for %%? in (0 1 2 3 4 5 6 7 8 9) do call %0 GOTO: 3rd %3%%? goto end
:3rd  (Uses no pipe below!)
echo %3
dir c:>%temp%.\tmp3
find ":" <%temp%.\tmp3>nul
del %temp%.\tmp3

:end
::

If you need a good batch timer program, see below.

  http://groups.google.com/groups?selm=a1b72u%24p0b4o%241%40ID-25025.news.dfnci
s.de
  http://groups.google.com/groups?selm=5a690240.0111050658.14d14ffc%40posting.g
oogle.com




....snipped
>  O> I have NDOS and it does not have the /e and /a switch.
>
> a was for all files ... /z is equivalent /e was to defeat error messages
>
>  O> It looks faster, but I have no way of timing it!? Also, I was
>  O> unable to suppress the screen output
>
> try this:   del /z /y /q /s \*.tmp  >&nul

That worked just fine. I didn't know about the "&" in front of nul.

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