[erlang] Erlang继承(inheritance)

FROM: http://www.erlang.se/euc/07/papers/1700Carlsson.pdfshell alpha.erlpost 1 -module(alpha,[X,Y]). 2 -export([a/0,b/1,c/2]). 3 4 a() -> 5 {?MODULE,a,[X,Y],[]}. 6 7 b(S) -> 8 {?MODU

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