Contoh metode string part 5

rstrip.rb

a = "  Ruby   "

puts a
puts "Jumlah karakter: #{a.length}"
puts "Objek ID: #{a.object_id}"

b = a.rstrip
puts b
puts "Jumlah karakter: #{b.length}"
puts "Objek id: #{b.object_id}"

c = a.rstrip!
puts c
puts "Jumlah karakter: #{c.length}"
puts "Objek ID: #{c.object_id}"

# output di terminal

  Ruby   
Jumlah karakter: 9
Objek ID: 60
  Ruby
Jumlah karakter: 6
Objek id: 80
  Ruby
Jumlah karakter: 6
Objek ID: 60