What is this error related to "Cannot use outside strict mode"??

Question

Here is my code that shows it.

https://code.sololearn.com/WiIxM3M3C9Jf/?ref=app

Answer 1

Hello, there Omkar Bhale, The code is working fine on my phone. I don't get any error like that :))

Answer 2

What did you see? Arb Rahim Badsa