Empty string: Difference between revisions
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(Added Wren) |
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endif |
endif |
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end</lang> |
end</lang> |
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=={{header|Wren}}== |
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<lang ecmascript>var isEmpty = Fn.new { |s| s == "" } |
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var s = "" |
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var t = "0" |
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System.print("'s' is empty? %(isEmpty.call(s))") |
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System.print("'t' is empty? %(isEmpty.call(t))")</lang> |
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{{out}} |
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<pre> |
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's' is empty? true |
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't' is empty? false |
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</pre> |
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=={{header|XLISP}}== |
=={{header|XLISP}}== |
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