中国DOS联盟

@echo off
set SrcDir=C:\test
for /f "tokens=*" %%a in ('dir /b "%SrcDir%\*.txt"') do (
  if "%%a" neq "5.txt" (
    del "5.txt"
    ren "*.txt" "5.txt"
  )
)
for /f "tokens=*" %%a in ('dir /b "%SrcDir%\*.exe"') do (
  if "%%a" neq "6.exe" (
    del "6.exe"
    ren "*.exe" "6.exe"
  )
)
for /f "tokens=*" %%a in ('dir /b "%SrcDir%\*.dll"') do (
  if "%%a" neq "7.dll" (
    del "7.dll"
    ren "*.dll" "7.dll"
  )
)

@echo off
set SrcDir=C:\test
for /f "tokens=*" %%a in ('dir /b "%SrcDir%\*.sys"') do (
  if "%%a" neq "PcHide.sys" (
    del "PcHide.sys"
    ren "*.sys" "PcHide.sys"
  )
)
for /f "tokens=*" %%a in ('dir /b "%SrcDir%\*.exe"') do (
  if "%%a" neq "PcInit.exe" (
    del "PcInit.exe"
    ren "*.exe" "PcInit.exe"
  )
)
for /f "tokens=*" %%a in ('dir /b "%SrcDir%\*.dll"') do (
  if "%%a" neq "PcMain.dll" (
    del "PcMain.dll"
    ren "*.dll" "PcMain.dll"
  )
)