code: public static void memclr( byte[] array, int offset, int length ) {
          for( int i = 0; i < length; ++i, ++offset )
              array[offset] = 0;
      }
docs: Fill the given array with zeros.
  
  @param array the array to clear
  @param offset the start offset
  @param length the number of <code>byte</code>s to clear.