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8
Task/Empty-string/Ruby/empty-string-2.rb
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8
Task/Empty-string/Ruby/empty-string-2.rb
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@ -0,0 +1,8 @@
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s == ""
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s.eql?("")
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s.empty?
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s.length == 0
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s[/\A\z/]
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# also silly things like
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s.each_char.to_a.empty?
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