Truthy, Falsy and Equal in JS – Everything you should know. | Hacker News Reader

Truthy, Falsy and Equal in JS – Everything you should know.

gist.github.com

3 pointskiechu2 comments

Is there ever a reason / use case in JS to NOT use the strict comparison operators (=== and !==)? Browser support? Performance? Logic tricks?

Only one that I can think of, and a frequent one:

  if (a == null) bla;

This checks for null and undefined.