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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 FREE CHAPTER 2. Preparing for Administration Using PowerShell 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

Using the While loop construct

We will create two scripts in this recipe: the first one to establish the similarities between For and While, and the other to lay the foundation to understanding the Do–While and Do–Until constructs. This way, the learning will be incremental, and the understanding will be easier.

For the first script, the scenario is the same as described in the previous recipe, Using the For loop construct. For the second, the task is to take the year number as input and find the date for Mother's Day in that year.

How to do it...

First, continue with the assumptions that you had for the previous recipe:

  1. Open a new file and paste the following content into it:
$Guests = Import-Csv &apos...
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