???????URL????????????????
<?php
//POST????
$rss = $_POST['url'];
if( empty($rss)){exit;}
//????
$file = fopen($rss,"r");
if( !$file ) {exit;}
//???
header("Content-type: application/xml; charset=utf-8");
//??
while ( !feof($file)){
$line = fgets($file,1024);
echo $line;
}
fclose($file);}
?>