How to use append function

Question

I am begginer

Answer 1

a = [1, 2, 3]
a.append(4)
print(a)

# output
[1, 2, 3, 4]

Answer 2

https://www.sololearn.com/learn/JUMP_LINK__&&__Python__&&__JUMP_LINK/2433/?ref=app

Answer 3

Pypie

https://code.sololearn.com/cZJaAP7R2htX/?ref=app

In Python course examples available

Answer 4

It's taught in Lesson 38.1 of the Python for beginners course (for some reason I can't link it here)