Remove a directory SysUtils unit
 function RemoveDir ( const Dir : string ) : Boolean;
The RemoveDir function removes a directory Dir from the current directory.
If the remove succeeded, then True is returned, otherwise the error can be obtained using GetLastError.
Related commands
ChDir Change the working drive plus path for a specified drive
CreateDir Create a directory
GetCurrentDir Get the current directory (drive plus directory)
GetDir Get the default directory (drive plus path) for a specified drive
MkDir Make a directory
RmDir Remove a directory
SelectDirectory Display a dialog to allow user selection of a directory
SetCurrentDir Change the current directory
ForceDirectories Create a new path of directories
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Example code : Create a new directory and then remove it
  // Create a new directory in the current directory
  if CreateDir('TestDir')
  then ShowMessage('New directory added OK')
  else ShowMessage('New directory add failed with error : '+

  // Remove this directory
  if RemoveDir('TestDir')
  then ShowMessage('TestDir removed OK')
  else ShowMessage('TestDir remove failed with error : '+
Show full unit code
   TestDir added OK
   TestDir removed OK
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