<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head><title>Variables d'environnement</title></head> <body> <table border="1"> <tr><th>Variable</th><th>Valeur</th></tr> <% ENV.keys.each do |key|%> <tr><td><%= key%></td><td><%= ENV[key]%></td></tr> <% end %> </table> <body> </html>