Common JavaScript “Gotchas”

View http://www.jblotus.com/2013/01/13/common-javascript-gotchas/

Continuing on the subject of JavaScript being quirky, this article is a nice summation of many JavaScript properties that confuse developers.

1. The Global Namespace
2. Understanding “this”
3. Know the difference between ECMAScript 3 and ECMAScript 5
4. Understanding Async
5. Simple Inheritance in JavaScript
6. Forgetting to use var in for loops

There’s a lot of great info here that applies even if you’re doing ‘simple’ things while heavily relying on jQuery to do the heavy lifting. JavaScripts interestingness spans the entire spectrum.