文章目录
带超时滴 receive
loop()->
receive
{rectangle,Width,Ht}->
io:format("area of rectangle is ~p~n",[ Width*Ht]),
loop();
{circle,R}->
io:format("area of circle is ~p~n",[ R*R*3.1415926]),
loop();
Other->
io:format("area of circle is ~p~n",[Other]),
loop()
end.
Pid=spawn(fun area_server:loop/0).
书上滴 进程滴应用 创建一个进程对loop求值
Pid!{self(),{rectangle,6,10}......
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