C#

int[] nums = new int[] {1, 2, 3};
foreach (int num in nums)
  Console.WriteLine(num);

int[] nums = new int[] {1, 2, 3};
IEnumerator e = nums.GetEnumerator();
int num;
while (e.MoveNext())
{
  num = (int)e.Current;
  Console.WriteLine(num);
}

DateTime now = DateTime.Now;
if (now > now.AddMonths(-6))
  // Included date is later than 6 months ago.

[DllImport("user32.dll")]
static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
IntPtr pIE = FindWindow("IEFrame", null);
if(pIE != IntPtr.Zero)
{
    // Continue search.
}

[DllImport("user32.dll", CharSet=CharSet.Auto)]
static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
IntPtr pIE = FindWindow("IEFrame", null);
if(pIE != IntPtr.Zero)
{
  // Continue search.
}

using(Bitmap b = new Bitmap(32, 32))
{
// use b here.
}

try
{
    Bitmap b = new Bitmap(32, 32);
    // use b here.
}
finally
{
    b.Dispose();
}

public class MyAviManager : AviManager, IDisposable
{
    void Dispose()
    {
        // Your stuff here.
    }
}

public void Trace(string s, params object[] args)

"If a man empties his purse into his head, no man can take it away from him, for an investment in knowledge pays the best interest." -- Joseph E. O'Donnell

Not getting the response you want from a question asked in an online forum: How to Ask Questions the Smart Way!

string val = 0x1234.ToString("x");
byte[] buf = new byte[val.Length];
for (int i=0; i<val.Length; i++)
  buf[i] = (byte)((int)val[i] - 48);