echo 1 市场
echo 2 超市
set /p p=请选择
if %p%==1 set p=市场
if %p%==2 set p=超市
cls
echo 1楼
echo 2楼
set/p a=请选择
findstr "#%p%.%a%楼" 1.txt
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@echo off
setlocal enabledelayedexpansion
for /f "tokens=2,3 delims=#." %%i in (a.txt) do if not defined %%i (set /a n+=1&set a!n!=%%i&set %%i=1)
for /l %%i in (1 1 !n!) do echo %%i !a%%i!
set /p p=请选择
for /l %%i in (1 1 !n!) do if %p%==%%i set p=!a%%i!
echo %p%
pause
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@echo off
setlocal enabledelayedexpansion

set file="list.txt"

set n=
set menu1=

:: ---------------------------
set \n=^


:: ---------------------------

for /f "usebackq tokens=2,3 delims=#." %%a in (%file%) do (
    if not defined #%%a (
        set /a n += 1
        set menu1=!menu1!!n! %%a!\n!
        set name!n!=%%a
        set #%%a=#
    )
    if not defined #%%a.%%b (
        set #%%a.%%b=#
    )
)

:menu1
cls
echo !menu1!
set input1=
set /p input1=请选择: 

if not defined input1 goto menu1
if !input1! gtr %n% goto menu1
if !input1! lss 0 goto menu1

:menu2
cls
for /f "skip=1 tokens=2 delims=.=" %%a in (' set #!name%input1%! ') do echo %%a
echo,
set input2=
set /p input2=请选择: 

if not defined input2 goto menu2

cls
findstr "#!name%input1%!.%input2%楼" %file%
echo,

pause
goto menu1
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