Array.GetUpperBound
using System; public class ArrayTest { public static void Main( ) { int[] array_1 = new int[5]; for( int i = array_1.GetLowerBound(0); i <= array_1.GetUpperBound(0); i++) array_1[i] = i+1; for( int j = array_1.GetLowerBound(0); j <= array_1.GetUpperBound(0); j++) Console.WriteLine("array_1[{0}] = {1}", j, array_1[j]); } }