using Microsoft.VisualBasic; using Microsoft.VisualBasic.CompilerServices; [StandardModule] internal sealed class VBCompoundAssign { public static double[] Sum3(int[] v) { double[] array = new double[4]; int num = Information.UBound(v); checked { for (int i = 0; i <= num; i += 3) { array[0] += v[i]; array[1] += v[i + 1]; array[2] += v[i + 2]; } return array; } } }