批处理怎样比较两个文本的内容提取出不重复的内容？

hucuibai

1.txt
11111
22222
33333

2.txt
22222
33333


得到3.txt
11111

apang

1. @echo off
   
2. (for /f "delims=" %%a in (1.txt) do findstr "%%a" 2.txt>nul ||echo %%a
   
3. for /f "delims=" %%a in (2.txt) do findstr "%%a" 1.txt>nul ||echo %%a)>3.txt
   

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batman

1. 
   
2. @echo off
   
3. for %%a in (1 2) do (
   
4.   for /f "delims=" %%b in (%%a.txt) do set /a _%%b+=1
   
5. )
   
6. (for /f "tokens=1,2 delims=_=" %%a in ('set _') do if %%b equ 1 echo %%a)>3.txt
   

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applba

请文这两个文件是包含关系还是交叉关系？

find

1. findstr /v /x /g:2.txt 1.txt >3.txt

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