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Mastering Windows PowerShell Scripting (Second Edition)

You're reading from   Mastering Windows PowerShell Scripting (Second Edition) One-stop guide to automating administrative tasks

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Product type Paperback
Published in Oct 2017
Publisher Packt
ISBN-13 9781787126305
Length 440 pages
Edition 2nd Edition
Languages
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Author (1):
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Chris Dent Chris Dent
Author Profile Icon Chris Dent
Chris Dent
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Table of Contents (18) Chapters Close

Preface 1. Introduction to PowerShell FREE CHAPTER 2. Working with PowerShell 3. Modules and Snap-Ins 4. Working with Objects in PowerShell 5. Operators 6. Variables, Arrays, and Hashtables 7. Branching and Looping 8. Working with .NET 9. Data Parsing and Manipulation 10. Regular Expressions 11. Files, Folders, and the Registry 12. Windows Management Instrumentation 13. HTML, XML, and JSON 14. Working with REST and SOAP 15. Remoting and Remote Management 16. Testing 17. Error Handling

Parameters and parameter sets

As seen while looking at syntax in Get-Help, commands accept a mixture of parameters.

Parameters

When viewing help for a command, we can see many different approaches to different parameters.

Optional parameters

Optional parameters are surrounded by square brackets. This denotes an optional parameter that requires a value (when used):

SYNTAX
Get-Process [-ComputerName <String[]>] ...

In this case, if a value for a parameter is to be specified, the name of the parameter must also be specified, as shown in the following example:

Get...
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