Funny and helpful JavaScript tips - wtfjs

[Eiji]

Last time I watched github’s trending repositories and found something really interesting:

What the f*ck JavaScript?

I’m personally EcmaScript6 fun, but I don’t know about lots of tips listed there.

My favorite tip is:

typeof NaN            // -> 'number'

[OvermindDL1]

And of course, cannot forget this ^.^