It's easy but I can't remember

Question

Hi, I can't remember an easy thing,
how could I do like this:
a = [1,2,3,4,5]
if " An element of the array a" == 3:
....

Answer 1

for x in [1,2,3,4,5]:
if x == 3:
return True

Answer 2

Thank you bro, that's exactly what I was looking for!

Answer 3

if 3 in a:
...

Answer 4

No, I need exactly as I have shown, I don't know what to put instead of "An element..."

Answer 5

Do you mean if a contains 3?

Answer 6

yep

Answer 7

Try what i wrote, it works

Answer 8

Can I write like this?

Answer 9

"contains"?

Answer 10

Like what?

Answer 11

the word contains

Answer 12

use in
if 3 in a:
....

Answer 13

no I can't in my project

Answer 14

I need the way as I told

Answer 15

Hmmm...

Answer 16

Yeees

Answer 17

Ok