#!/usr/bin/ruby $:.unshift( "../lib" ); require "graphviz" GraphViz.new(:G){ |g| g.add_nodes("\"Hello.\"\nHow are you ?", :href => "https://www.example.com/", :tooltip => "\"Hello.\"\nHow are you ?", :shape => "ellipse", :color => "#FF0000") }.save( :svg => "#{$0}.svg" )