PHP 读取网页文件

<?php
$handle = fopen ("http://www.example.com/", "rb");
$contents = "";
while (!feof($handle)) {
  $contents .= fread($handle, 8192);
}
fclose($handle);
?>

<?php
// 对 PHP 5 及更高版本
$handle = fopen("http://www.example.com/", "rb");
$contents = stream_get_contents($handle);
fclose($handle);
?>