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=={{header|Wren}}== |
=={{header|Wren}}== |
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{{libheader|Wren-set}} |
{{libheader|Wren-set}} |
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<syntaxhighlight lang=" |
<syntaxhighlight lang="wren">import "./set" for Set |
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var symmetricDifference = Fn.new { |a, b| a.except(b).union(b.except(a)) } |
var symmetricDifference = Fn.new { |a, b| a.except(b).union(b.except(a)) } |
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