THEMA:

public object DoWork()
{
   object o = InValues[0].GetString();

   if (o == null)
      return o;

   string s = (string)o;

   if (s.Length == 0)
      return s;

   string s1 = String.Empty;
   string s2 = String.Empty;

   s1 = s.Substring(0, 1);
   s2 = s.Substring(1);
   
   s1 = s1.ToUpper();
   s2 = s2.ToLower();
   
   return s1 + s2;
}

public object DoWork()
{
  object o = InValues[0].GetString();

  if (o == null)
    return o;

  string s = (string)o;

  string delimiters = " -"; // hier evtl. weitere Trennzeichen angeben
  int iToUpperIndex = 0;

  string sRet = "";

  for(int i = 0; i < s.Length; i++)
  {
    for(int a = 0; a < delimiters.Length; a++)
    {
      if (s[i] == delimiters[a])
      {
        iToUpperIndex = i + 1; // nächste Zeichen in Großbuchstaben
        break;
      }
    }

    if (iToUpperIndex == i)
      sRet += s[i].ToString().ToUpper();
    else
      sRet += s[i].ToString().ToLower();
  }

  return sRet;
}