Search icon CANCEL
Subscription
0
Cart icon
Your Cart (0 item)
Close icon
You have no products in your basket yet
Save more on your purchases now! discount-offer-chevron-icon
Savings automatically calculated. No voucher code required.
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Conferences
Free Learning
Arrow right icon
Arrow up icon
GO TO TOP
Getting Started with Powershell

You're reading from   Getting Started with Powershell Learn the fundamentals of PowerShell to build reusable scripts and functions to automate administrative tasks with Windows

Arrow left icon
Product type Paperback
Published in Aug 2015
Publisher Packt
ISBN-13 9781783558506
Length 180 pages
Edition 1st Edition
Languages
Arrow right icon
Toc

Table of Contents (14) Chapters Close

Preface 1. First Steps FREE CHAPTER 2. Building Blocks 3. Objects and PowerShell 4. Life on the Assembly Line 5. Formatting Output 6. Scripts 7. Functions 8. Modules 9. File I/O 10. WMI and CIM 11. Web Server Administration A. Next Steps
Index

The pipeline as an assembly line

The pipeline in PowerShell is a mechanism to get data from one command to another. Simply put, the data that is output from the first command is treated as input to the next command in the pipeline. The pipeline isn't limited to two commands, though. It can be extended practically as long as you like, although readability would suffer if the line got too long.

Here is a simple pipeline example:

The pipeline as an assembly line

Tip

In this example, I've used some common aliases for cmdlets (where, select) to keep the line from wrapping. I'll try to include aliases when I mention cmdlets, but if you can't figure out what a command is referring to, remember you can always use Get-Command to find out what is going on. For example, Get-Command where tells you Where is an alias for Where-Object. In this case, select is an alias for Select-Object.

The execution of this pipeline can be thought of in the following sequence:

  • Get the list of services
  • Choose the services that have the...
lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at $19.99/month. Cancel anytime