The Weird and The Wonderful

if(oSomeStringObject.getClass().getSimpleName().equalsIgnoreCase("String")){
   doFunnyStuff();
}

Public Shared Function Strdate(ByVal dateBuf As String) As String
    '    timt(tnow)
    'tm     *tnowVals
    'time(&tnow)
    'tnowVals = localtime(&tnow)
    Dim tnowVals As DateTime = DateTime.Now

    tnowVals = DateTime.Now

    If tnowVals.Year > 1999 Then 'If (tnowVals.tm_year > 99) Then
        tnowVals.Subtract(TimeSpan.FromDays(365 * 100)) ' tnowVals.tm_year -= 100
    End If

    dateBuf = tnowVals.ToString("MM/dd/yy") 'sprintf(dateBuf, "%02.02d/%02.02d/%02.02d", tnowVals.tm_mon + 1, tnowVals.tm_mday, tnowVals.tm_year)

    Return dateBuf
End Function

void show()
       {
           int man=5;
       string action = string.Empty;
           for (int j = 1; j < indx-1;j++ )
           {
               for (int k = 1; k < indy-1; k++)
               {
                   Console.Write(arr[j,k]+ " ");
                   int q = Math.Abs(arr[j - 1, k - 1] - arr[j, k]);
                   int w = Math.Abs(arr[j - 1, k] - arr[j, k]);
                   int e = Math.Abs(arr[j -1, k +1] - arr[j, k]);
                   int a = Math.Abs(arr[j , k - 1] - arr[j, k]);
                   int d = Math.Abs(arr[j, k + 1] - arr[j, k]);
                   int z = Math.Abs(arr[j + 1, k - 1] - arr[j, k]);
                   int x = Math.Abs(arr[j + 1, k ] - arr[j, k]);
                   int c = Math.Abs(arr[j + 1, k +1] - arr[j, k]);
                   if (q < man && w < man && e < man && a < man && d < man && z < man && x < man && c < man)
                   {
                       action = string.Empty;
                   }
                   else {//q=w=e
                       if (arr[j - 1, k - 1] == arr[j - 1, k] && arr[j - 1, k] == arr[j + 1, k + 1]) {
                           //q=w=e=a=d
                           if (arr[j - 1, k] == arr[j, k - 1] && arr[j, k - 1] == arr[j - 1, k])
                           {
                               //q=w=e=a=d=z=x
                               if (arr[j - 1, k] == arr[j + 1, k - 1] && arr[j, k - 1] == arr[j + 1, k])
                               {
                                   action = "c";
                               }
                               else
                               { // q=w=e=a=d=z
                                   if (arr[j - 1, k] == arr[j + 1, k - 1])
                                   {
                                       //x=c
                                       if (arr[j + 1, k] == arr[j + 1, k + 1]) { action = "xc"; }
                                       else//x!=c
                                       { action = "x"; }
                                   }

                                   else
                                   { //q=w=e=a=d!=z
                                       if (arr[j + 1, k - 1] == arr[j + 1, k + 1])
                                       { //x=c
                                           if (arr[j + 1, k] == arr[j + 1, k + 1]) { action = "zxc"; }
                                           else//x!=c
                                           { action = "zx"; }
                                       }
                                       else//x!=c
                                       { action = "z"; }
                                   }
                               }

                           }
                           else//q=w=e!a!d
                           {
                               //a=d
                               if (arr[j, k + 1] == arr[j, k - 1] )
                               { //a=d=x=c=z
                                   if (arr[j, k + 1] == arr[j + 1, k - 1] && arr[j, k - 1] == arr[j + 1, k] && arr[j, k - 1] == arr[j + 1, k+1])
                                   {
                                       action = "adzxc";
                                   }
                                   else
                                   {
                                       if (arr[j, k + 1] == arr[j + 1, k - 1] && arr[j, k - 1] == arr[j + 1, k])
                                       {
                                           action = "adzx";
                                       }
                                       else
                                       {
                                           if (arr[j, k + 1] == arr[j + 1, k - 1])
                                           {
                                               action = "adz";
                                           }
                                           else
                                           { action="adx"}

                                       }
                                   }
                               }
                               else{//.
                               }
                           }

public static IEnumerable<int> GetList()
    {
    int i = 2;
    while (true)
        {
        i = i * 2;
        if ((i <= 0) || (i > int.MaxValue))
            {
            i = 2;
            Console.WriteLine("Enter to continue, CTRL-C to break.");
            Console.ReadLine();
            }
        else
            {
            yield return i;
            }
        }
    }