Hi,
I need to delete graph data,
but I need to check that hG24_a is valid something like:
if( isNotFree(hG24_a))
GRAPH_DATA_XY_Delete(hG24_a);
how can this be done (checking for hG24_a == NULL does not work as the handle is not NULL)
Thanks
Johanan
I need to delete graph data,
but I need to check that hG24_a is valid something like:
if( isNotFree(hG24_a))
GRAPH_DATA_XY_Delete(hG24_a);
how can this be done (checking for hG24_a == NULL does not work as the handle is not NULL)
Thanks
Johanan