var reply = zeromq.message()
while( ! requester.recvMsg(reply,1/*_ZMQ_DONTWAIT*/) ){
console.log("还没收到")
}
console.log ("客户端收到消息 ", reply.getString() );
var r_msg优化下,不然返回 false 也出不了这个循环
while(1){
r_msg = requester.recvMsg(reply,1)
if(type(r_msg) != "null"){
break ;
}
sleep(10)
}