Contoh metode string part 6

strip.rb

a = "  Ruby  "
puts a
puts "Objek ID: #{a.object_id}"
puts a.length

b = a.strip

puts b
puts "Objek ID: #{b.object_id}"
puts b.length

c = a.strip!

puts c
puts "Objek ID: #{c.object_id}"
puts c.length

#output

  Ruby  
Objek ID: 60
8
Ruby
Objek ID: 80
4
Ruby
Objek ID: 60
4