           program demo_get_args_fixed_size
           use M_CLI2,  only : set_args, get_args_fixed_size
           implicit none
           integer,parameter   :: dp=kind(0.0d0)
           ! DEFINE ARGS
           real                :: x(2)
           real(kind=dp)       :: y(2)
           integer             :: p(3)
           character(len=80)   :: title(1)
           logical             :: l(4), lbig(4)
           complex             :: cmp(2)
           ! DEFINE AND PARSE (TO SET INITIAL VALUES) COMMAND LINE
           !   o only quote strings
           !   o set all logical values to F or T.
           call set_args(' &
              & -x 10.0,20.0 &
              & -y 11.0,22.0 &
              & -p -1,-2,-3 &
              & -title "my title" &
              & -l F,T,F,T -L T,F,T,F  &
              & --cmp 111,222.0,333.0e0,4444 &
              & ')
           ! ASSIGN VALUES TO ELEMENTS
              call get_args_fixed_size('x',x)
              call get_args_fixed_size('y',y)
              call get_args_fixed_size('p',p)
              call get_args_fixed_size('title',title)
              call get_args_fixed_size('l',l)
              call get_args_fixed_size('L',lbig)
              call get_args_fixed_size('cmp',cmp)
           ! USE VALUES
              write(*,*)'x=',x
              write(*,*)'p=',p
              write(*,*)'title=',title
              write(*,*)'l=',l
              write(*,*)'L=',lbig
              write(*,*)'cmp=',cmp
           end program demo_get_args_fixed_size
