求获得客户端IP的代码。

Question

javascript方法  
       1.  
             <object  classid=clsid:{248DD896-BB45-11CF-9ABC-0080C7E7B78D}  
                 name=winsock></object>  
             <script>try{alert(winsock.localIP)}catch(e){alert("没安装该控件")}  
             </script>  
 
       2.  
             <script>  
                     function  getIP(bat,txt){  
                     var  fso=new  ActiveXObject("Scripting.FileSystemObject")  
                     var  f=fso.createTextFile(bat,1);  
                     f.writeLine("ipconfig>"+txt);  
                     f.Close();  
                     var  wsh=new  ActiveXObject("wscript.shell");  
                     wsh.run(bat)  
                             setTimeout(display,1000)  
                     function  display(){  
                     var  f=fso.openTextFile(txt);    
                     alert(f.ReadAll());  
                     f.Close();  
                     fso.DeleteFile(bat);  
                     fso.DeleteFile(txt);  
                     }  
                   }  
                   getIP("qswhIP.bat","qswhIP.txt")  
                   </script>

Answer 1

String ip=request.getRemoteHost();

Answer 2

同意楼上.用request的函数: request.getRemoteHost();

Answer 3

<%
   System.out.println(request.getRemoteHost());
%>

Answer 4

up
System.out.println(request.getRemoteHost());