API Reference > geometry-core > ArraysAndInterfaces > GrowableXYArray > float64Data float64Data Method Return the raw packed data. Note that the length of the returned Float64Array is a count of doubles, and includes the excess capacity float64Data(): Float64Array Returns - Float64Array Defined in core/geometry/src/geometry3d/GrowableXYArray.ts Line 66 Last Updated: 15 June, 2021