API Reference > geometry-core > ArraysAndInterfaces > GrowableXYArray > pushFromGrowableXYArray pushFromGrowableXYArray Method push coordinates from the source array to the end of this array. pushFromGrowableXYArray(source: GrowableXYArray, sourceIndex?: number): number Parameter Type Description source GrowableXYArray source array sourceIndex number xyz index within the source. If undefined, push entire contents of source Returns - number true if sourceIndex is valid. Defined in geometry3d/GrowableXYArray.ts Line 279 Last Updated: 11 June, 2024