php获取alexa世界排名值的函数

[code]

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"];

}

}

}

}

[/code]