8 lines
169 B
Scheme
8 lines
169 B
Scheme
(define-constant fnord 23)
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;;
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fnord
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;; => 23
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(+ fnord 5)
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;; => 28
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(set! fnord 42)
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;; => Syntax error: set!: Cannot redefine constant in subform fnord of (set! fnord 42)
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