php擷取alexa世界排名值的函數

來源:互聯網
上載者:User

function getAlexaRank ($Domain ="www.wangchao.net.cn")
  {
   $line = "";
   $data = "";
   $URL = "http://data.alexa.com/data/?cli=10&dat=snba&ver=7.0&url=". $Domain ;
   $fp = fopen ($URL ,"r");
   if ($fp )
   {
   while (!feof ($fp ))
   {
   $line = fgets ($fp );
   $data . = $line ;
  
   } $p = xml_parser_create ();
   xml_parse_into_struct ($p , $data , $vals );
   xml_parser_free ($p );
   for ($i =0 ;$i <count ($vals );$i ++)
   {
   if ($vals [$i ]["tag"]=="POPULARITY")
   {
   return $vals [$i ]["attributes"]["TEXT"];
  
   }
   }
   }
  }

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