Objects all the way down

One major difference between PowerShell and other command environments is that, in PowerShell, everything is an object. One result of this is that the output from the PowerShell cmdlets is always in the form of objects. Before we look at how this affects PowerShell, let's take some time to understand what we mean when we talk about objects.

Digging into objects

If everything is an object, it's probably worth taking a few minutes to talk about what this means. We don't have to be experts in object-oriented programming to work in PowerShell, but a knowledge of a few things is necessary.

In a nutshell, object-oriented programming involves encapsulating the related values and functionality in objects. For instance, instead of having variables for speed, height, and direction and a function called PLOTPROJECTILE, in object-oriented programming you might have a Projectile object that has the properties called Speed, Height, and Direction as well as a method called Plot. This...