API Reference > geometry-core > Polyface > PolyfaceAuxData > isAlmostEqual isAlmostEqual Method Returns true if this is equivalent to other within tolerance. The indices are compared for exact equality. The data in the channels are compared using tolerance, which defaults to 1.0e-8. isAlmostEqual(other: PolyfaceAuxData, tolerance?: number): boolean Parameter Type Description other PolyfaceAuxData tolerance number Returns - boolean Defined in polyface/AuxData.ts Line 200 Last Updated: 11 June, 2024