Building Better PowerShell Code

Learn to write better PowerShell code via short, example-driven tips. This book covers tips to make your PowerShell scripts faster and easier to read all while following proven best practices. Written by a six-time Microsoft MVP and one of the first Microsoft PowerShell MVPs with over a decade of PowerShell experience, Building Better PowerShell Code gives you easily digestible tips you can begin using immediately. 

The book starts with an overview of some of the most important tips the author can muster which segues into a deeper dive with dozens of examples throughout the book.  It takes you through tips such as using community modules, writing better comments, thinking of PowerShell functions as building blocks, and more. You will also see how to use parameters the right way and how to create simple logging code to easily record script activity. 

You will learn not only how to write better code, but also how to implement some mindset tricks, such as being explicit and specific with code and how to write code that reads well. You’ll get into error handling and also how to make your scripts more secure. Finally, you’ll examine the concept of building PowerShell tools and how to build scripts for speed. 

Other tips and best practices include: 

• Building Pester tests
• Improving performance through parallel processing
• Writing cross-platform scripts
• Using filtering properly 

After reading this book and applying these tips, you will have an expert coding mindset and be able to build PowerShell code that’s efficient, readable, and compliant with many best practices. 

What You Will Learn

• Implement error handling
• Create a logging function
• Use regular expressions to search strings
Implement parallel processing

Who This Book Is For

PowerShell script developers.

Publication Year: 2020
Imprint: Apress