using System;
namespace ConsoleApplication1
{
class Program
{
static void Main(string[] args)
{
int[] numbers = { 1, 2, 3, 4, 5 };
printArray(numbers);
printArray(null); // No print
printArray(new int[0]); // No print
}
static void printArray(int[] arr)
{
if (arr != null && arr.Length > 0)
{
foreach (int val in arr)
Console.WriteLine(val);
}
}
}
}
/*
run:
1
2
3
4
5
*/