[文本处理] 批处理去除文本中所有的汉字

@Echo Off&SetLocal EnableDelayedExpansion

For /F %%A In (Log.txt) Do (
	Set "Value=0"
	Echo 原字符：	%%A
	Call :_On %%A
	Echo 编译后：	!Var!
	Set "Var="
)
Pause>Nul
Exit

:_On
Set "Con=%1"
Set "Var_%Value%=!Con:~%Value%,1!
If /i "!Var_%Value%!" Leq "Z" Set "Var=!Var!!Var_%Value%!"
If Not Defined Var_%Value% Goto :Eof
Set /A "Value+=1"
Goto _On
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cmd /u/q/c (for /f "delims=" %%a in (a.txt)do echo ;%%a)|more|findstr /vbc:"[^ -Z]" ";"
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@Echo Off
For /F %%A In (Log.txt) Do (
        Echo 原字符：        %%A
        Call :_On %%A
)
Pause>Nul&Exit
:_On
Set "Con=%1"
:_On_Two
If /i "%Con:~,1%" Leq "Z" Set "Var=%Var%%Con:~,1%"
Set "Con=%Con:~1%"
If Not Defined Con Echo 编译后：        %Var%&Set "Var="&Goto :Eof
Goto _On_Two
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@Echo Off
For /F %%A In (Log.txt) Do (
        Echo 原字符：        %%A
		Set "Con=%%A"
		SetLocal EnableDelayedExpansion
        Call :_On
		Endlocal
)
Pause>Nul&Exit
:_On
If /i "!Con:~,1!" Leq "Z" Set "Var=!Var!!Con:~,1!"
Set "Con=!Con:~1!"
If Not Defined Con Echo 编译后：        !Var!&Set "Var="&Goto :Eof
Goto _On
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@Echo Off
Set "Var=N你H好~!@#$%^&*()a"
Echo %Var%
SetLocal EnableDelayedExpansion
Set "Var=N你H好~!@#$%^&*()a"
Echo !Var!
Pause>Nul
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@echo off
for /f "delims=" %%a in (a.txt) do (
   set "str=%%a"
   setlocal enabledelayedexpansion
   for %%b in (a b c d e f g h i j k l m n o p q r s t u v w x y z) do (
      if defined str set "str=!str:%%b=!"
   )
   echo,!str!
   endlocal
)
pause
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@echo off
for /f "tokens=*" %%a in ("it show : i love you !") do (
    set "str=%%a"
    setlocal enabledelayedexpansion
    echo;!str!
    endlocal
)
pause
::可以对叹号等符号支持。
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@echo off&setlocal enabledelayedexpansion
for /f "tokens=*" %%a in ("it show : "i love you !"") do (
    set "str=%%a"
    echo;!str!
)
pause
::叹号!会自动消失
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