@echo off
setlocal enabledelayedexpansion
set p=C:\Users\farben\AppData\Roaming\DBeaverData\workspace6\General\Scripts
for /l %%b in (1,1,3) do (
    for %%c in (!p!) do (
        set p=%%~dpc
        set p=!p:~0,-1!
        echo,!p!
    )
)
pause
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@echo off
set "p=C:\Users\farben\AppData\Roaming\DBeaverData\workspace6\General\Scripts"
for %%i in ("%p%\..\..\..") do (
    echo,%%~fi
)
pause
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@echo off
powershell -noprofile -executionpolicy bypass "&{param([string]$Path='.',[int]$Return=0);$CurrentPath=[System.IO.DirectoryInfo]::new($Path).FullName;if($Return -eq 0){return $CurrentPath};$Count=[regex]::Matches($CurrentPath,'\\').Count;if($Count -lt $Return){throw '无法返回更多层了!'};$Layer=$Count-$Return;if($Layer -eq 0){$Layer=1};$CurrentPath.Substring(0,$CurrentPath.IndexOf('\',$Layer+1))}" -return 2
pause
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(dir ..\.. -Directory).Parent.FullName
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@echo off
call:redir 2
pause

goto :eof
:redir
set "s=..\"
set /a return=%1
for /l %%1 in (1,1,%return%)do (
	call set "s=%%s%%..\"
)
for %%1 in (%s%)do echo %%~f1
goto :eof
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