Check if link is null¶
SS_PERS_ISNULL
is a macro defined in sspers.h.
Synopsis:
-
SS_PERS_ISNULL
(_pers_)¶
Description: A null persistent object link is indicated by the link being in the SS_PERS_LINK_NULL
state.
Return Value: Returns true if the specified link a null pointer or is in the null state; false otherwise.
Parallel Notes: Independent
See Also:
- Persistent Objects: Introduction for current chapter