<?php
/***************
 *Author: 水木
 *Date: 2012-12-25
 *Description:
 *PHP函数应用编程练习
 *Blog: www.4u4v.net
 *Email: [email protected]
 **********************/
$file = fopen ("http://www.example.com/", "r");
if (!$file) {
    echo "<p>Unable to open remote file.\n";
    exit;
}
while (!feof ($file)) {
    $line = fgets ($file, 1024);
    /* This only works if the title and its tags are on one line */
    if (eregi ("<title>(.*)</title>", $line, $out)) {
        $title = $out[1];
        break;
    }
}
fclose($file);
?>