[其他] [已解决]bat脚本提示"此时不应有 (。"

@echo off
title MICRODOS COMMAND LINE
color 07
cd /d "%~dp0"

:microdos
cls
echo MICRODOS COMMAND LINE [Version 25.0.23629.1612]
echo (C) REMIX LASER RISING STUDIO. All rights reserved.
echo.

:microdos2
set "a=x"
set /p a=%cd%^>
set "a=x" & if /i "%a%" equ "x" (
	goto :microdos2
) else if /i "%a%" equ "MICRODOS /?" (
	goto :microdoshelp
) else if /i "%a%" equ "echo on" (
	echo.
	goto :microdos2
) else if "%a%" equ "ver" (
	echo.
	echo MICRODOS COMMAND LINE [Version 25.0.23629.1612]
	echo.
	goto :microdos2
) else if /i "%a:~0,11%" equ "MICRODOS /YA" (
	set "file=%a:~12%"
	if "x%a:~12%" equ "x" (
		set /p "hide=What file you want to hide:"
		set "file=%hide%"
	)
	attrib +s +h "%file%"
	goto :microdos2
) else if /i "%a:~0,11%" equ "MICRODOS /NA" (
	set "file2=%a:~12%"
	if "x%a:~12%" equ "x" (
		set /p "show=What file you want to show:"
		set "file2=%show%"
	)
	attrib -s -h "%file2%"
	goto :microdos2
) else if /i "%a:~0,11%" equ "MICRODOS /C" (
	set "file3=%a:~12%"
	if not exist "%file3%" (
		set /p "duplicate=Which file do you want to find duplicate lines in:"
		set "file3=%duplicate%"
	) else if exist "%file3%" (
		for /f "delims=" %%i in ('type "%file3%"^|sort') do (
			setlocal enabledelayedexpansion
			if not defined line[%%i] (
				set "line[%%i]=1"
				echo %%i>>output.txt
			)
			endlocal
		)
	)
	ren "output.txt" "%file3%"
	goto :microdos2
) else if /i "%a:~0,11%" equ "MICRODOS /D" (
	dir /s /b "%a:~11%"
	goto :microdos2
) else if /i "%a:~0,11%" equ "MICRODOS /T" (
	set "file4=%a:~12%"
	if "x%a:~12%" equ "x" (
		set /p "own=Which file do you want to get ownership of:"
		set "file4=%own%"
	)
	takeown /f "%file4%" && icacls "%file4%" /grant Users:F
	goto :microdos2
) else if /i "%a:~0,11%" equ "MICRODOS /M" goto :microdos

else echo. & %a%
goto :microdos2

:microdoshelp
echo Convenient advanced command line
echo.
echo MICRODOS [/YA;/NA] [/C] [/D] [/T] [/M]
echo.
echo /A   Hide or show the specified file
echo /C   Find duplicate lines in the specified file
echo /D   Lists the contents of the specified folder
echo /T   Take ownership of the administrator
echo /M   Show the main interface
echo.
pause
echo.
goto :microdos2
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@echo off
set a=x & echo %a%
(
set /p b=
echo %b%
)
pause
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