title: Get youtubeID from youtube image
body: <p>I have this youtube image link " <a href="http://i1.ytimg.com/vi/W3r-GMq4PZc/0.jpg" rel="nofollow">http://i1.ytimg.com/vi/W3r-GMq4PZc/0.jpg</a> ". I want to get youtube id only. How to get only youtubeID by using PHP? </p>