How do I check if a video exists on YouTube, in client side

Question

I am doing validation for my Youtube url text field.

I need to check, if the Youtube url does not exist I should throw error, I followed this answer an

Answer 1

This is a known problem, see

jQuery Ajax 404 Handling

http://forum.jquery.com/topic/jquery-ajax-with-datatype-jsonp-will-not-use-error-callback-if-request-fails