def []= (a, b, c=nil)

      i, s = c.nil? ? [ a, b ] : [ [a, b], c ]

      range = if i.is_a?(Range)
        i
      elsif i.is_a?(Array)
        start, count = i
        (start..start + count - 1)
      else
        [ i ]
      end

      range = norm(range)

      values = s.is_a?(Array) ? s : [ s ]
      # not "values = Array(s)"

      range.each_with_index do |offset, index|
        val = values[index]
        if val
          clib.tclistover(@pointer, offset, val, Rufus::Tokyo.blen(val))
        else
          outlen_op(:tclistremove, values.size)
        end
      end

      self
    end
def []= (a, b, c=nil)

      i, s = c.nil? ? [ a, b ] : [ [a, b], c ]

      range = if i.is_a?(Range)
        i
      elsif i.is_a?(Array)
        start, count = i
        (start..start + count - 1)
      else
        [ i ]
      end

      range = norm(range)

      values = s.is_a?(Array) ? s : [ s ]
      # not "values = Array(s)"

      range.each_with_index do |offset, index|
        val = values[index]
        if val
          clib.tclistover(@pointer, offset, val, Rufus::Tokyo.blen(val))
        else
          outlen_op(:tclistremove, values.size)
        end
      end

      self
    end
The put operation.