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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

Pipelines

The pipeline is one of the most prominent features of PowerShell. The pipeline is used to send output from one command (standard out or StdOut) into another command (standard in or StdIn).

Standard output

The term standard output is used because there are different kinds of output. Each of these different forms of output is referred to as a stream.

When assigning the output of a command to a variable, the values are taken from the standard output (the output stream) of a command. For example, the following command assigns the data from the standard output to a variable:

$stdout = Get-CimInstance Win32_ComputerSystem 
...
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