[文本处理] [已解决]for命令嵌套问题请教，楼下加了一个嵌套优化问题

@echo off&setlocal enabledelayedexpansion
set n=0
(for /f "tokens=1,2* delims=; " %%i in (1.txt) do (
   echo %%i;!n!;%%k
   set /a n+=1
))>out.txt
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@echo off&setlocal enabledelayedexpansion
(for /l %%a in (0 1 11) do (
   set /p var=
   for /f "tokens=1,2* delims=; " %%i in ("!var!") do echo %%i;%%a;%%k
))<1.txt>out.txt
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@echo off
for /f "tokens=1,2,3*" %%i in (1.txt) do (
for /f "tokens=1,2,3*" %%o in (2.txt) do (
  if %%i==%%o echo %%i %%j %%k %%r >>out.txt
)
)
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A: B C ;D
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@echo off&setlocal enabledelayedexpansion
for /f "tokens=1,3 delims=:;" %%a in (2.txt) do set @%%a=%%b
for /f "tokens=1,2 delims=:" %%a in (1.txt) do echo %%a:%%b;!@%%a!
pause
::使用两个并联的同级循环，而非串联的父子循环，这样可以大大节约循环次数
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@echo off&setlocal enabledelayedexpansion
(for /f "delims=;" %%a in (1.txt) do (
   set /p str=
   echo %%a;!str:*;=!
))<2.txt
pause
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0448: 00000000 94300020 ; 112: void* memset( void* mem, char chr, int size );
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