Introspection: Difference between revisions

=={{header|OxygenBasic}}==

Compile time introspection

<lang>

$ rtlversion "0.4.0"

'

#if not match(rtlversion,o2version)

#error "This RTL version mismatches o2 version "+o2version

#else

print o2version

#endif

float bloop=-1618

#ifdef bloop

#ifdef abs

print abs(bloop)

#endif

#endif

</lang>