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<title>取得本机的IP地址                                  </title>
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      <td width="621"><a href="http://www.CoDelphi.com"><img src="images/logo.gif" border="0" width="153" height="60"><img src="images/bigbanner.gif" border="0" width="468" height="60"></a></td>
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      <div align="center" class="btitle">取得本机的IP地址                                  <br>
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      <div align="center"><strong>xuemeit                                           </strong></div>
       
      <b><br>
      　摘　要</b>：取得本机的IP地址                                  <br>
      <b>　关键字</b>：IP                                                 <br>
      <b>　类　别</b>：网络                                               
      <hr size="1" width="100%">
      <span class="content"><Br>uses&nbsp;<Br>&nbsp;&nbsp;winsock,sysutils;&nbsp;<Br>VAR&nbsp;<Br>&nbsp;&nbsp;ch&nbsp;:&nbsp;ARRAY[1..32]&nbsp;OF&nbsp;Char;&nbsp;<Br>&nbsp;&nbsp;i&nbsp;:&nbsp;Integer;&nbsp;<Br>&nbsp;&nbsp;WSData:&nbsp;TWSAData;&nbsp;<Br>&nbsp;&nbsp;MyHost:&nbsp;PHostEnt;&nbsp;<Br>begin&nbsp;<Br>&nbsp;&nbsp;IF&nbsp;WSAstartup(2,wsdata)&lt;&gt;0&nbsp;THEN&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;BEGIN&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Writeln('can''t&nbsp;start&nbsp;Winsock:&nbsp;Error&nbsp;',WSAGetLastError);&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Halt(2);&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;END;&nbsp;<Br>&nbsp;&nbsp;try&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;IF&nbsp;getHostName(@ch[1],32)&lt;&gt;0&nbsp;THEN&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;BEGIN&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Writeln('getHostName&nbsp;failed');&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Halt(3);&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;END;&nbsp;<Br>&nbsp;&nbsp;except&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;Writeln('getHostName&nbsp;failed');&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;halt(3);&nbsp;<Br>&nbsp;&nbsp;end;&nbsp;<Br>&nbsp;&nbsp;MyHost:=GetHostByName(@ch[1]);&nbsp;<Br>&nbsp;&nbsp;IF&nbsp;MyHost=NIL&nbsp;THEN&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;BEGIN&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Writeln(GetHostName('+StrPas(@ch[1])+')&nbsp;failed&nbsp;:&nbsp;Error&nbsp;<Br>'+IntToStr(WSAGetLastError));&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Halt(4);&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;END&nbsp;<Br>&nbsp;&nbsp;ELSE&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;BEGIN&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Write('address&nbsp;');&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;FOR&nbsp;i:=1&nbsp;TO&nbsp;4&nbsp;DO&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;BEGIN&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Write(Ord(MyHost.h_addr^[i-1]));&nbsp;<Br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;IF&nbsp;i&lt;4&nbsp;THEN&nbsp;<Br>then&nbsp;write('.')&nbsp;<Br>ELSE&nbsp;<Br>writeln;&nbsp;<Br>END;&nbsp;<Br>END;&nbsp;<Br>end.&nbsp;<Br>&nbsp;<Br>&nbsp;<Br></span> 
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