[ 新手练习 1 ] 批处理简易变量截取

猫小七

@echo off
set p=今日明月在
set var1=%p:~2,2%
set var2=%p:~0,2%
set var3=%p:~-1%
set sum=%var1%%var2%%var3%
echo %sum%
pause

shelluserwlb

1. @echo off
   
2. set str=今日明月在
   
3. echo 修改前：%str%
   
4. echo %str:~0,2% & echo.%str:~2,2% & echo.%str:~4,1%
   
5. echo 修改后：%str:~2,2%%str:~0,2%%str:~4,1%
   
6. pause>nul

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zqy220422

新手学习，还请板主指教

ann

1. @echo off
   
2. set var=今日明月在
   
3. set s1=%var:~0,2%
   
4. echo %s1%
   
5. set s2=%var:~2,2%
   
6. echo %s2%
   
7. set s3=%var:~-1,1%
   
8. echo %s3%
   
9. echo %s2%%s1%%s3%
   
10. pause>nul

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KS_FAN

@echo off
set str=今日明月在
set var=%str:~0,2%
echo %var%
set var=%str:~2,2%
echo %var%
set var=%str:~-1%
echo %var%
pause

KS_FAN

@echo off
set str=今日明月在
set var1=%str:~0,2%
set var2=%str:~2,2%
set var3=%str:~-1%
echo %var2%%var1%%var3%
pause

bios_j

@echo off
set yu=今日明月在
set "yu2=%yu:~2,2%%yu:~0,2%%yu:~-1%
echo %yu2%
pause

IENR

回复 6# wxcute

@echo off
set nc=今日明月在
echo %nc:~0,2%
echo %nc:~2,2%
echo %nc:~4,1%
echo %nc:~2,2%%nc:~0,2%%nc:~4,1%
pause

happy886rr

1. @echo off
   
2. setlocal enabledelayedexpansion
   
3. set n=1
   
4. for %%a in (今 日 明 月 在) do (
   
5.         set t!n!=%%a
   
6.         set /a n+=1
   
7. )
   
8. echo !t3!!t4!!t1!!t2!!t5!
   
9. pause>nul

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sishentibu

很基础的写法

1. @echo off
   
2. set str=今日明月在
   
3. echo %str:~0,2%   %str:~2,2%   %str:~4%
   
4. echo;
   
5. echo;
   
6. echo 第二题
   
7. echo %str:~2,2%%str:~0,2%%str:~4%
   
8. echo.
   
9. pause

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胖奇4BAT

@echo off
set a=今日明月在
echo %a%
set var=%a:~2,2%      
set var1=%a:~0,2%
set var2=%a:~4,1%
set "c=%var%%var1%%var2%"  
echo %c%
pause

netpoplar

set p=今日明月在
set p=%p:~2,2%%p:~0,2%%p:~-1%

lizixian

回复 1# wxcute


    批处理没落了吗，为什么最近没见到本贴有人到阿，算了我一个人玩好了

set str="今日明月在"

set a="%str:~1,2%"

set b="%str:~3,2%"

set c="%str:~-2,1%"

echo %b:~1,2%%a:~1,2%%c:~1,1%

niudd

现在怎么没几个会员了

youcanmakeit

@echo off
set str=今日明月在
echo %str:~2,2%
echo %str:~0,2%
echo %str:~4,1%
pause>nul
exit