how to get thumbnail url of youtube code example
Example 1: youtube video image
https://img.youtube.com/vi//mqdefault.jpg
https://img.youtube.com/vi//default.jpg
https://img.youtube.com/vi//0.jpg
https://img.youtube.com/vi//1.jpg
https://img.youtube.com/vi//2.jpg
https://img.youtube.com/vi//3.jpg
Example 2: how toget image from a youtube video url
this is working