Ruby (CGI Programming) ❯ Arrays 1

#!/usr/bin/ruby -w print "Content-type: text/html\n\n" puts "<html><body style=font-size:1.5em;color:#0000cc;>" primes = [11,5,7,2,13,3] puts primes puts " " puts primes.sort puts " " parks = ["Yosemite", "Grand Canyon", "Zion", "Mesa Verde", "Petrified Forest"] puts parks.sort puts " " puts parks.reverse puts " " puts parks.length puts " " parks = parks + ["Rocky Mountain"] puts parks.length puts parks puts " " parks = parks - ["Grand Canyon", "Mesa Verde", "Petrified Forest", "Rocky Mountain"] puts parks.length puts parks.to_s puts "</body></html>"

11 5 7 2 13 3
2 3 5 7 11 13

Grand Canyon Mesa Verde Petrified Forest Yosemite Zion
Petrified Forest Mesa Verde Zion Grand Canyon Yosemite
5
6 Yosemite Grand Canyon Zion Mesa Verde Petrified Forest Rocky Mountain
2 ["Yosemite", "Zion"]