On Tue, May 22, 2012 at 11:39 AM, Micheal Espinola Jr
<[email protected]> wrote:
>> I believe the default rule is to copy any files which appear
>> different or absent in the destination.  Files which are older are
>> still "different".
>
> I thought I have only seen older file's copies when I use switches such as
> /IS (Include Same).

  Okay, just checked, and at least for me, ROBOCOPY appears to
consider "older" to be "different" and thus "should copy".  See
transcript below.  /IS would copy even if the files appear to be
identical (same size and time).

Ben>mkdir from to

Ben>touch from\foo

Ben>sleep 10

Ben>touch to\foo

Ben>robocopy from to

-------------------------------------------------------------------------------
   ROBOCOPY     ::     Robust File Copy for Windows     ::     Version XP026
-------------------------------------------------------------------------------

  Started : Tue May 22 11:46:12 2012

   Source : H:\foo\from\
     Dest : H:\foo\to\

    Files : *.*

  Options : *.* /COPY:DAT /R:1000000 /W:30

------------------------------------------------------------------------------

                           1    H:\foo\from\
100%        Older                      0        foo

------------------------------------------------------------------------------

                Total    Copied   Skipped  Mismatch    FAILED    Extras
     Dirs :         1         0         1         0         0         0
    Files :         1         1         0         0         0         0
    Bytes :         0         0         0         0         0         0
    Times :   0:00:00   0:00:00                       0:00:00   0:00:00

    Ended : Tue May 22 11:46:12 2012

Ben>

-- Ben

~ Finally, powerful endpoint security that ISN'T a resource hog! ~
~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/>  ~

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