Use a Windows shell folder widget to choose a folder interactively.
choose.dir(default = "", caption = "Select folder")
which folder to show initially.
the caption on the selection dialog.
This brings up the Windows shell folder selection widget. With the
default = "", ‘My Computer’ (or similar) is
To workaround a bug, on Vista and later only folders under ‘Computer’ are accessible via the widget.
A length-one character vector, character
‘Cancel’ was selected.
This is only available on Windows.