1 /推荐使用新浪的： 2 $ch = curl_init(); 3 $url = "http://ip.dpool.sina.com.cn/iplookup/iplookup.php?format=json&ip=202.102.3.141";    //测试202.102.3.141 江苏省常州市 4 curl_setopt ($ch, CURLOPT_URL, $url); 5 curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1); 6 curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT,10); 7   8 $sourceInfo_sina = json_decode(curl_exec($ch)); 9  10 //淘宝(经实际使用发现，数据老旧，地区不准)：11 $ch = curl_init();12 $url = "http://ip.taobao.com/service/getIpInfo.php?ip=202.102.3.141";    //测试202.102.3.141 江苏省常州市13 curl_setopt ($ch, CURLOPT_URL, $url);14 curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);15 curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT,10);16  17 $sourceInfo_taobao = json_decode(curl_exec($ch));