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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

Using If–ElseIf–Else conditions to control script flow

We have seen how operators work. Try out more of these operators until it becomes second nature to you. Most of the flow control, as well as filtration in scripts, happens using these operators.

In this recipe, we are going to look at conditional script flow, also known as branching. In essence, branching works on two conditions (correct: $true and $false). This is generally achieved using two constructs:

  • The If–ElseIf–Else construct
  • The Switch–Case construct

In this recipe, we will give ourselves a simple problem to solve: finding out if today is one of the days of the weekend.

Getting ready

These recipes require that you to try them...

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