Algebraic data types: Difference between revisions

Algebraic data types (view source)

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→‎{{Header|E}}: Removed a superfluous comments : pattern factorisation is not unusual, OCaml does the same

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Revision as of 13:50, 11 August 2008 (view source) 85.224.18.125 (talk) (cuts away prolog version) ← Older edit		Revision as of 01:43, 21 August 2008 (view source) 81.57.39.150 (talk) (→‎{{Header\|E}}: Removed a superfluous comments : pattern factorisation is not unusual, OCaml does the same) Newer edit →
Line 12: Both of those operators are defined in terms of the basic bind/match operation: <code>def <var>pattern</var> exit <var>failure_handler</var> := <var>specimen</var></code> ~~The scoping rules for E's <code>if</code> and <code>\|\|</code> allow <code>balance</code> in this example to reuse the same output expression; this is unusual among pattern-matching systems.~~ def balance(tree) {