DESCRIPTION¶
Test if the type of struct b
is a base of struct s
(the values of b
and s
are irrelevant). Results are:
- 0
b
is not a base ofs
, nor isb
of equal type ass
(thoughs
might be a base ofb
).- 1
b
is a true base ofs
- 2
b
ands
are the same struct type
HISTORY¶
- introduced (3.3.344)