SRGraph::GetIndexTotal

doubleSRGraph::GetIndexTotal(intindex, intnMinGroup, intnMaxGroup)

Interrogates and sums the data values for a particular index across all groups -- can throw an  SRGraphException if the index value is too large

Defined in: SRGraph.cpp

Return Value

Total of all values from the requested index taken from all groups

Parameters

index

Zero-based column index to interogate or -2 for the first column or -1 for the last

nMinGroup

Lowest group in the range

nMaxGroup

Highest group in the range