Creating Private Variables in JavaScript

Because of JavaScripts dependence upon globals, it might be easy to forget that creating private variables can be accomplished quite simply, thanks to closures. In just a few minutes, Ill demonstrate two common techniques which allow for private variables and methods in your projects.

[mulicohen]

Thanks for this! So, how do you create a getter with the second version you showed (via constructor)?

[joeylantis]

This doesn't work anymore? Can't get it to do anything.