//获取本机IP地址 //参数InternetIP为true则取得InternetIP地址,否则为网卡地址 Function GetLocalIp(InternetIP:boolean):String; type TaPInAddr = Array[0..10] of PInAddr; PaPInAddr = ^TaPInAddr; var phe: PHostEnt; pptr: PaPInAddr; Buffer: Array[0..63] of Char; I: Integer; GInitData: TWSAData; IP: String; begin Screen.Cursor := crHourGlass; try WSAStartup($101, GInitData); IP:='0.0.0.0'; GetHostName(Buffer, SizeOf(Buffer)); phe := GetHostByName(buffer); if phe = nil then begin ShowMessage(IP); Result:=IP; Exit; end; pPtr := PaPInAddr(phe^.h_addr_list); if InternetIP then begin I := 0; while pPtr^[I] <> nil do begin IP := inet_ntoa(pptr^[I]^); Inc(I); end; end else IP := inet_ntoa(pptr^[0]^); WSACleanup; Result:=IP;//如果上网则为上网ip否则是网卡ip finally Screen.Cursor := crDefault; end; end;//别忘记use winsock
//参数InternetIP为true则取得InternetIP地址,否则为网卡地址
Function GetLocalIp(InternetIP:boolean):String;
type
TaPInAddr = Array[0..10] of PInAddr;
PaPInAddr = ^TaPInAddr;
var
phe: PHostEnt;
pptr: PaPInAddr;
Buffer: Array[0..63] of Char;
I: Integer;
GInitData: TWSAData;
IP: String;
begin
Screen.Cursor := crHourGlass;
try
WSAStartup($101, GInitData);
IP:='0.0.0.0';
GetHostName(Buffer, SizeOf(Buffer));
phe := GetHostByName(buffer);
if phe = nil then
begin
ShowMessage(IP);
Result:=IP;
Exit;
end;
pPtr := PaPInAddr(phe^.h_addr_list);
if InternetIP then
begin
I := 0;
while pPtr^[I] <> nil do
begin
IP := inet_ntoa(pptr^[I]^);
Inc(I);
end;
end
else
IP := inet_ntoa(pptr^[0]^);
WSACleanup;
Result:=IP;//如果上网则为上网ip否则是网卡ip
finally
Screen.Cursor := crDefault;
end;
end;//别忘记use winsock