Why is the result of ('b'+'a'+ + 'a' +'a').toLowerCase() 'banana'?

If you like this kind of thing, you might enjoy "WTF, JS?"

https://github.com/denysdovhan/wtfjs

Or it's slightly older brother "WTF, Python?"

https://github.com/satwikkansal/wtfpython

Wow JavaScript is truly a cursed language

3 days ago: https://news.ycombinator.com/item?id=20689323

Because ’a’