- @echo off
- %格式化,设为1%
- for %%i in (a b c d) do (set %%i=1)
- %A说不是A%
- set /a a=a-1
- %B说C%
- set /a c=c+1
- %C说D%
- set /a d=d+1
- %D说C%
- set /a c=c+1
- setlocal enabledelayedexpansion
- echo;!a!>tmp.tmp
- echo;!b!>>tmp.tmp
- echo;!c!>>tmp.tmp
- echo;!d!>>tmp.tmp
- for /f %%i in ('sort tmp.tmp') do (set xy=%%i)
- del tmp.tmp
- for %%i in (a b c d) do (if "!xy!"=="!%%i!" echo;%%i)
- pause
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