public static ArrayTypes CreateBig() { var obj= new ArrayTypes { Prices1 = new float[] { float.MaxValue-1, 27, 17, float.MaxValue-1 }, Prices2 = new double[] { 30, 27, 17, 70 }, Ages = new int[] { 30, 27, 17, 70 }, Names = new string[] { "Salar", "BOIS", "Codeplex" }, }; obj.Prices1 = new float[(short.MaxValue) ]; for (int i = 0; i < short.MaxValue; i++) { obj.Prices1[i] = i; } return obj; }