@echo off
for /f "delims=" %%a in (a.txt) do (
   set str=%%a
   for /f "tokens=1* delims=#" %%b in (b.txt) do (
      if %%a==%%c set str=%%b#%%c
   )
   setlocal enabledelayedexpansion
   echo;!str!
   endlocal
)
pause
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@echo off&setlocal enabledelayedexpansion
for /f "delims=" %%a in (a.txt) do (
   set test=!str!
   set str=!str! "%%a"
   if !str!==!test! (
      set str=%%a
      for %%b in (!str!) do echo;%%~b
   )
   for /f "tokens=1* delims=#" %%b in (b.txt) do (
      set str=!str:%%c=%%b#%%c!
   )
)
for %%b in (!str!) do echo;%%~b
pause
复制代码