jslint

I don’t know what jsLint thinks but if this is a problem and you need a solution then you can do something like the following: var blah = function() { return undefined; }; // or just return; Update : I think, Bergi‘s guess is right because, on the jslint site in the Required Blocks section … Read more

JSLint suggests you use other loops such as forEach. http://www.jslint.com/help.html#for You can just select the tolerate “for statement” option at the bottom if this bothers you but the code looks fine.

JavaScript has many constructions which look like well-known constructions in other computer languages. It’s dangerous for JavaScript to interpret the construction in another way as most other computer languages. If somebody who doesn’t know JavaScript good enough (the common case by the way) sees the construction like for (var i=0; i<100; i++) { // your … Read more

Use the global directive to tell JSLint about foo‘s assumed existence. /*global foo */ http://www.jslint.com/help.html#global

The reason “why” is that actual bitwise operations are exceedingly rare in JS, and those operators appearing in JS code almost always are a typo for the boolean versions (&&, ||). That’s why JSLint cares. This is a legit use of bitwise ops though. I believe you can silence the warning with the bitwise flag: … Read more

It’s just telling you that else after return is superfluous. The following is fine: (function (x) { “use strict”; if (x === 1) { return 1; } if (x === 2) { return -1; } return 0; }(1));