examples/rosettacode/empty_string.nit

   1 #!/usr/bin/env nit
   2 #
   3 # This file is part of NIT ( http://www.nitlanguage.org ).
   4 # This program is public domain
   5
   6 # Task: Empty_string
   7 # SEE: <http://rosettacode.org/wiki/Empty_string>
   8 module empty_string
   9
  10 var s = ""
  11
  12 if s.is_empty then print "Is empty"
  13 if s == "" then print "Is empty"
  14 if s.length == 0 then print "Is empty"
  15
  16 if not s.is_empty then print "Not empty"
  17 if s != "" then print "Not empty"
  18 if s.length > 0 then print "Not empty"