My navbar is showing error when I click menu but it's working in PC. Could you tell me why .

Question

https://code.sololearn.com/Wa25A10a21a1/?ref=app

Answer 1

Thanks 😊 brother now it working

Answer 2

Try removing window onload(){..} function cause the task performs after window querySelector making it undefined.

This is what I figured out.

Answer 3

Pawan Kumar

When you call function from an element then don't write function inside window.onload function