[amel27]

Код:

fc /b d:\update\1.exe c:\work\1.exe >nul||copy /y d:\update\1.exe c:\work\1.exe
start "" c:\work\1.exe

[NiOl]

Код: fc /b d:\update\1.exe c:\work\1.exe >nul||copy /y d:\update\1.exe c:\work\1.exe start "" c:\work\1.exe »

или так:

Код:

xcopy /d /y d:\update\1.exe c:\work\1.exe
start "" c:\work\1.exe

* /D:m-d-y Copies files changed on or after the specified If no date is given, copies only those files whose source time is newer than the destination time.