這段程序的方法是利用XMLHTTP來讀取騰訊網(wǎng)站的相應(yīng)HTML代碼獲取QQ的頭像,根據(jù)這個想法,我們還可以抓取很多其他網(wǎng)站的信息,如天氣預(yù)報、新聞等等。
<script language="JavaScript">
?。?--
function getFaceImg(QQcode)
{
var Re=new RegExp("^[1-9]{1}/d+$","g");
if (!QQcode !Re.test(QQcode)) return;
var URL="http://search.tencent.com/cgi-bin/friend/oicq_find?oicq_no="+QQcode;
var http=new ActiveXObject("Microsoft.XMLHTTP");
http.open("GET",URL,false,"","");
http.setRequestHeader("CONTENT-TYPE","text/html; Charset=gb2312");
http.send();
if (http.status!=200) return;
var webStr=http.responseText;
Re=new RegExp(""(http://img.tencent.com/face/[^"]+)"","ig");
if (Re.test(webStr))
return "<a target=_blank title="QQ:"+QQcode+""><img src=""+RegExp.$1+"" width=16 height=16 border=0></a>";
http=null;
}
document.write("我的QQ狀態(tài):"+getFaceImg("44723461"));
//-->
?。?script>