basename — strip directory and suffix from filenames
files= basename(files[,flag [,flagexpand]])
a string matrix giving a set of file names.
boolean optional parameters. (default value
%t).
a string matrix.
basename return the basename of the file entries
given in files.
If flag is true the files are first converted to
the target type given by the MSDOS variable. Moreover,
if flagexpand is true leading strings like
HOME, SCI or ~
are expanded using environment variables.