thank you)

It is a silly mistake. Thanks.

Thank you.

Not to make it too easy, decided to give a description of the processes taking place.

Thank you so much for all your suggestions and issues found!

Determine a system of rounding, because I couldn't solve this due to 'wrong rounded' results.

Why 'modern' not 'latin'?

Missed closing " in test case:
<a href="http://appsunited.net>my website</a>


Thanks. But it is too easy and there are too little tests.

Thanks, but JS has 'duck' typisation with no double.