Undefined value?

Question

Please tell me qhats wrong with this code

https://code.sololearn.com/Ww05laCeNLgu/?ref=app

Answer 1

Change line 36 to:
alert(document.getElementsByClassName("nomove")[0].value)
because you get all the elements with the class name nomove, it returns an array not a single element.

Answer 2

Oh yes, i always forget to do that, thanks for reminding Zephyr Koo

Answer 3

Jingga Sona 🐺 [ON PROJECT] Seeing your problem was already resolved it would be great if you can mark the answer that you find useful to encourage the community to help each other out. 😉

Answer 4

Thanks @rowsej, i learn something now!