API Reference > geometry-core > Topology > XYParitySearchContext > classifyCounts classifyCounts Method Return classification as ON, IN, or OUT according to hit and crossing counts. Any nonzero hit count is ON Otherwise IN if left crossing count is odd. classifyCounts(): number | undefined Returns - number | undefined 0 if ON, 1 if IN, -1 if OUT Defined in core/geometry/src/topology/XYParitySearchContext.ts Line 141 Last Updated: 15 June, 2021