prawn：Prawn::Table :border_width, :border_style, :border_color

#!/usr/bin/env ruby

require "prawn"
require "prawn/layout"

data = [["Gregory","Brown"],["James","Healy"],["Jia","Wu"]]

pdf = Prawn::Document.new

pdf.table data, :headers      => ["First Name", "Last Name"],
                :border_width => 5,
                :border_style => :grid,
#                :border_style => :all,
#                :border_style => :side,
                :border_color => "ff0000"

pdf.render_file(File.basename($0, ".rb") + ".pdf")