Canvas, how to make a line animation from an array of points?

Question

JavaScript

Please tell me, there is an array of points.
I need to make animation.
How can this be implemented?
Here is an example of my code:
https://jsfiddle.net/drakoice/v6r75uoq/2/

Answer 1

https://jsfiddle.net/jqru7zt6/