How to change colspan?

Question

I want to change the colspan attribute of a table cell, but it doesn't work.
https://code.sololearn.com/WhOemjBD1mkL/?ref=app (JS line 52)

Answer 1

C. Scheler
I don't exactly understand what your code does. Which cell should span?
Have you tried case-sensitive:
.colSpan ??

I tried two ways:
1. Set the value of .colSpan property
2. Create a new colspan attribute and append it to the cell

Check out my code

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

Answer 2

Satnam singh That lesson doesn't really answer my question.

Answer 3

Thanks, Pete Wright.