doc-src/Codegen/Thy/examples/lookup.ML
author wenzelm
Sat, 24 Oct 2009 17:49:44 +0200
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permissions -rw-r--r--
markup for formal entities, with "def" or "ref" occurrences;
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structure ROOT = 
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struct
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structure Codegen = 
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struct
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fun lookup ((k, v) :: xs) l =
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  (if ((k : string) = l) then SOME v else lookup xs l)
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  | lookup [] l = NONE;
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end; (*struct Codegen*)
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end; (*struct ROOT*)