[ref], [out], and delegates

You can introduce more .NET into scripts by using more advanced techniques, such as delegate methods. This recipe will also show you what [ref] and [out] types are and what to do when an object method expects such data types.

Getting ready

Install and start PowerShell Core.

How to do it...

Perform the following steps:

1. Let's start with a seemingly simple static method, TryParse, in the Boolean class:

 [bool] | Get-Member -Static -Name TryParse

2. To be able to use this method, the parameter modifier [out] is needed. [Out] indicates that...