Windows: batch delete all files and folders from specific directory

1- Open Notepad and paste the following

REM Remove files inside cache folder
set folder="c:\path-to-folder"
cd /d %folder%
for /F "delims=" %%i in ('dir /b') do (rmdir "%%i" /s/q || del "%%i" /s/q)

2- Save file using .bat extension
3- Double click saved file