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PowerShell Core for Linux Administrators Cookbook

You're reading from   PowerShell Core for Linux Administrators Cookbook Use PowerShell Core 6.x on Linux to automate complex, repetitive, and time-consuming tasks

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Product type Paperback
Published in Nov 2018
Publisher Packt
ISBN-13 9781789137231
Length 566 pages
Edition 1st Edition
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Authors (2):
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Ram Iyer Ram Iyer
Author Profile Icon Ram Iyer
Ram Iyer
Prashanth Jayaram Prashanth Jayaram
Author Profile Icon Prashanth Jayaram
Prashanth Jayaram
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Toc

Table of Contents (19) Chapters Close

Preface 1. Introducing PowerShell Core 2. Preparing for Administration Using PowerShell FREE CHAPTER 3. First Steps in Administration Using PowerShell 4. Passing Data through the Pipeline 5. Using Variables and Objects 6. Working with Strings 7. Flow Control Using Branches and Loops 8. Performing Calculations 9. Using Arrays and Hashtables 10. Handling Files and Directories 11. Building Scripts and Functions 12. Advanced Concepts of Functions 13. Debugging and Error Handling 14. Enterprise Administration Using PowerShell 15. PowerShell and Cloud Operations 16. Using PowerShell for SQL Database Management 17. Using PowerShell with Docker 18. Other Books You May Enjoy

Accessing and manipulating array items

In this recipe, we will look at using the array in administration.

The scenario is that one of the administrative assistants has sent you a list of names in the FirstName LastName format. You need to change the format to LastName, FirstName so that you can process it further in a system that requires that format. The list contains over 100 names, and manual manipulation is ruled out.

How to do it...

We need a simple script to accomplish this. The assumption made for this recipe is that all names consist of two words, separated by a space. Each line in the input file contains only one name.

Here is the logical flow:

  1. Import the content. Get-Content would import the names as an array of...
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