windows下获取本地IP的方法

头文件<WinSock2.h>

SOCKET的初始化

WSADATA data;
::WSAStartup(2, &data);

反初始化

::WSACleanup();

获取本地IP

hostent* host = ::gethostbyname("");
char *LocalIP = inet_ntoa(*(struct in_addr*)*(host->h_addr_list));