public static int visibleArgumentsCount(Vector arguments) {
    { int count = 0;

      { Stella_Object arg = null;
        Vector vector000 = arguments;
        int index000 = 0;
        int length000 = vector000.length();

        for (;index000 < length000; index000 = index000 + 1) {
          arg = (vector000.theArray)[index000];
          if (Logic.visibleArgumentP(arg)) {
            count = count + 1;
          }
        }
      }
      return (count);
    }
  }