// Function that returns random video ID from a users videofeed

random video ID from a users videofeed

<?php

        // Function that returns random video ID from a users videofeed
	function RandomYoutube($youtubefeed){
	
	    $feedresult = simplexml_load_file($youtubefeed);
	    
	    $videoids = array();
	
	    foreach ($feedresult->entry as $video) {
	    
	            $media = $video->children('media', true);
	            $url = (string)$media->group->player->attributes()->url;
	            $index = strrpos($url, "&");
	            $url = substr($url, 0, $index);
	            $index = strrpos($url, "watch");
	            $url = substr($url, $index + 8, strlen($url) - ($index + 8)); 
	            
	            $videoids[] = $url;
	                       
	    }
	    
	    return $videoids[array_rand($videoids)];
    
    }
    
    // Usage (not tested with other feed format, just replace username with your username)
    echo RandomYoutube('http://gdata.youtube.com/feeds/api/users/username/uploads');
    
?>

How to get all videos from a user?