Write to XML file using fopen in Wordpress

Question

I\'m trying to write to an XML file in the uploads folder in my Wordpress directory. This XML needs to update each time the client updates or creates a new post using a custom p

Answer 1

Try using an absolute path (full path), alongside other checks see:

 $file = 'home/my/path/uploads/producers.xml'; //Absolute path
if(is_file($file) && is_readable($file)){
 $open = fopen($file, 'w') or die ("File cannot be opened.");
 fwrite($open, $xml->asXML());
 fclose($open); 
}