Can't find where is error

Question

https://code.sololearn.com/cbmCP1u0Dao7/?ref=app

Answer 1

Are you trying to write Java or JavaScript? It looks like you're mixing up the two. Java does not have function programming. It's purely OOP and makes use of methods.

Answer 2

This is not a editor for JavaScript.

Answer 3

You can choose in +new code „web“.

Answer 4

Ahmed Waheed Yes, a very big one. I had to learn the same. JavaScript's name is because they wanted to get attention from the already popular Java language. It's first name was Mocha. Just a fun fact for the future.

Answer 5

Here you can see a example:

https://code.sololearn.com/WXLXZ2Qi1XIo/?ref=app

Answer 6

There are different between java and JavaScript ??
🙃🙃
How to write in JavaScript in this apk