About Missing letters challenge

JavaScript
1

Hi.
There is a kind of answer without CharCodeAt?
(My english is intermediary, sorry);

2

Are you working on a challenge?

Can you paste your full code and link to the challenge?

3

link of challenge: https://learn.freecodecamp.org/javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/missing-letters

5

It is a doubt, i just want to know if has other kind of answer without charCodeAt. In the hints, only has answers with charCodeAt.

7

Yeah you can create array and check if current position is equal.

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