how to draw pixel art with javascript??

Question

drawing with tilemap in javascript
https://code.sololearn.com/Whm73WC8ziia/?ref=app

Answer 1

For code playground JS pane, you need to set your initialization code as callback function by onload.
eg. onload = init;

There is also an error in the iteration.

Please check out the correction here.
https://code.sololearn.com/Wtg4Y3GqOCvK/?ref=app