以下程序代码会介绍如何截取远端网页资讯，包括HTML tag 里面的Title, Description 及Keywords：
PLAIN TEXT
PHP:
//—–定义要截取的网页地址
$url = “http:// www.2cto.com ”;
//—– 读取网页原始码
$fp = file_get_contents($url);
//—– 截取title 资讯
preg_match(“/
(.*)/s”, $fp, $match);<br>
$title = $match[1];<br>
//—– 截取Description 及Keywords<br>
$metatag = get_meta_tags($url);<br>
$description = $metatag["description"];<br>
$keywords = $metatag["keywords"];<br>
//—– 印出結果<br>
echo “URL: $url\n”;<br>
echo “Title: $title\n”;<br>
echo “Description: $description\n”;<br>
echo “Keywords: $keywords\n”;<br>
?>
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