Function HierarchyCheck2(filename: string): integer;
This function will verify the integrity of the hierarchical attribute. The rule is that each subset of the full street network based on hierarchy levels 1, 1-2, 1-2-3 and 1-2-3-4 need to be a fully connected street network. Level 1-2-3-4-5 is the full database and can be checked in a similar way by function subnet etc.
The output is stored as a GIS polyline theme, that show where possible problems are.
Filename should include a fully qualified path.
See also Hierarchical routing and HierarchyCheck1
Possible error codes: -10 -32 -40 -63
ActiveX / VCL / CLX component: RWcalc