Arithmetic evaluation: Difference between revisions
Content deleted Content added
→{{header|Common Lisp}}: Rewrite using more natural token representation, use of backquote, translation from infix to prefix and direct eval. More syntax error checking cases added. |
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| Line 1,841: | Line 1,841: | ||
| Quot of expression * expression (* e1 / e2 *) |
| Quot of expression * expression (* e1 / e2 *) |
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let rec eval |
let rec eval = function |
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match expr with |
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| Const c -> c |
| Const c -> c |
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| Sum (f, g) -> eval f +. eval g |
| Sum (f, g) -> eval f +. eval g |
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