Why animation runs way slowly and loading time increases ?

Question

So when I increase the number of stars in following code from 50 to 300 as well as randomLeft and randomTop to 200 from 70, the problem mentioned above occurs,how can I avoid this ?

https://code.sololearn.com/WTeL5g3S66ys/?ref=app

Answer 1

Try using a blob with a web worker for your load loop code.

https://itnext.io/achieving-parallelism-in-javascript-using-web-workers-8f921f2d26db

Scroll down to inline web workers.

Answer 2

ChaoticDawg thanks :)