2. Syntax

listr8 = DEFI_LIST_REEL (
    ◆/VALE = float,
      /DEBUT = float,
    ◇/INTERVALLE = _F (
           ◆ JUSQU_A = float,
           ◆/NOMBRE = int,
             /PAS = float,
        ),
    ◇ INFO =/1 (by default),
             /2,
    ◇ TITRE = text,
)

◆: mandatory
◇: optional
: present by default
&: together
/: only one among
|: several possible choices