Created
March 24, 2020 15:23
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Exemplo de comunicação entre processos
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iex> pid = self() # pega o pid atual do processo | |
#PID<0.105.0> | |
iex> send pid,{:ok, "mensagem com padrão 1"} | |
iex> send pid,{:ok, "mensagem com padrão 2"} | |
iex> Process.info pid, :messages # mostra as mensagens salvas na mailbox | |
{:messages, [ok: "mensagem com padrão 1", ok: "mensagem com padrão 2"]} | |
iex> receive do {:ok, msg} -> IO.puts msg end # macro que lida com as mensagens | |
mensagem com padrão 1 | |
:ok | |
iex> Process.info pid, :messages | |
{:messages, [ok: "mensagem com padrão 2"]} |
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