miguelmota/javascript-idiosyncrasies — pull request #2 by darsain (2014-08-10 13:08:27+00:00)
Title: Function arguments mutation

This beast held me once for half an hour.

---

Q. What's the result?

```javascript
(function(a, b) {
arguments[1] = 3;
return b;
})(1, 2);
```

A.

```javascript
3
```

[JSBin](http://jsbin.com/hajus/1/edit)