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Just another update

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Ingy döt Net 2015-02-20 00:35:01 -05:00
parent a25938f123
commit 00a190b0a6
6591 changed files with 94363 additions and 23227 deletions
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8
Task/Null-object/Ruby/null-object.rb
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@ -1 +1,7 @@
puts "object is null" if object.nil?
puts "@object is nil" if @object.nil? # instance variable
puts "$object is nil" if $object.nil? # global variable, too
# It recognizes as the local variable even if it isn't executed.
object = 1 if false
puts "object is nil" if object.nil?