如何获取本机在internet上的绝对IP地址?(100分)

  • 主题发起人 luanshaonan126
  • 开始时间
L

luanshaonan126

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GUEST, unregistred user!
不是192.168.1.100这样的地址,而是绝对地址。
 

菜鸟黄

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是说的是外网IP地址吧
 
H

hfghfghfg

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GUEST, unregistred user!
你连 一下 ip查询的 页面
 
L

luanshaonan126

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GUEST, unregistred user!
是外网的,网上查了但是没有找到
 

枝上柳绵

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局域网中无法直接获得外网IP,除非你访问一下外网,然后再返回局域网
下面利用www.ip138.com获得本机的外网地址
uses WinInet;
{$R *.dfm}
function GetWebPage(const Url: string):string;
var
Session,
HttpFile:HINTERNET;
szSizeBuffer:pointer;
dwLengthSizeBuffer:DWord;
dwReserved:DWord;
dwFileSize:DWord;
dwBytesRead:DWord;
Contents:pChar;
begin
Session:=InternetOpen('',0,niL,niL,0);
HttpFile:=InternetOpenUrl(Session,PChar(Url),niL,0,0,0);
dwLengthSizeBuffer:=1024;
HttpQueryInfo(HttpFile,5,szSizeBuffer,dwLengthSizeBuffer,dwReserved);
GetMem(Contents,dwFileSize);
InternetReadFile(HttpFile,Contents,dwFileSize,dwBytesRead);
InternetCloseHandle(HttpFile);
InternetCloseHandle(Session);
Result:=Contents;
FreeMem(Contents);
end;

procedure TForm1.btn1Click(Sender: TObject);
var str:string;
ip:string;
str2,str3:string;
p1,p2,p3,p4:Integer;
begin
ip:=edt1.Text;
str:= GetWebPage('http://www.ip138.com/ );
//
p3:= Pos('您的IP地址是:[',str);
p4:=pos(']',str);
if P3>0 then
begin

str3:=Copy(str,p3,p4-p3);
ip_edit.Text :=str3;
end;

end;
 
L

luanshaonan126

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GUEST, unregistred user!
多人接受答案了。
 
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