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17 rivejä
253 B
17 rivejä
253 B
-module(pong1).
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-behavior(gen_server).
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-compile([export_all]).
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start() ->
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gen_server:start(?MODULE, 0, []).
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init(_Args) ->
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{ok, 0}.
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handle_call(ping, _From, State) ->
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{reply, pong, State}.
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handle_cast(_Msg, State) ->
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{noreply, State}.
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