sendto : Permission denied
denied Permission
2023-09-14 09:02:32 时间
遇到如题的问题，google了一番，找到了解决方法，写下来备用
问题：
udp发送数据时候报错sendto error : Permission denied
改正方法：
在创建了套接字后，加上下列代码：
int on=1;
setsockopt(sock,SOL_SOCKET,SO_REUSEADDR | SO_BROADCAST,&on,sizeof(on));
重新编译，问题解决
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