Book Image

Mastering PowerShell Scripting - Fourth Edition

By : Chris Dent
5 (1)
Book Image

Mastering PowerShell Scripting - Fourth Edition

5 (1)
By: Chris Dent

Overview of this book

PowerShell scripts offer a convenient way to automate various tasks, but working with them can be daunting. Mastering PowerShell Scripting takes away the fear and helps you navigate through PowerShell's capabilities.This extensively revised edition includes new chapters on debugging and troubleshooting and creating GUIs (online chapter). Learn the new features of PowerShell 7.1 by working with parameters, objects, and .NET classes from within PowerShell 7.1. This comprehensive guide starts with the basics before moving on to advanced topics, including asynchronous processing, desired state configuration, using more complex scripts and filters, debugging issues, and error-handling techniques. Explore how to efficiently manage substantial amounts of data and interact with other services using PowerShell 7.1. This book will help you to make the most of PowerShell's automation features, using different methods to parse data, manipulate regular expressions, and work with Windows Management Instrumentation (WMI).
Table of Contents (26 chapters)
24
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25
Index

Summary

This chapter contained several foundational topics for PowerShell, starting with picking an editor, using help content, and command discovery.

The ability to use the help system and discover commands is vital, regardless of skill level. The availability of help content in the shell allows new commands to be quickly incorporated and used.

Naming plays an important role in PowerShell. Strict use of a reasonably small set of verbs greatly enhances discovery and, reasonable assumptions can be made about a command before reaching for help content. PowerShell tends to use longer and descriptive command names compared with other scripting languages.

Once a command has been found, it is important to understand how to use the help content and the parameters a command offers to use it effectively.

Providers allow access to data in a similar manner to using a filesystem. Providers play and important role in PowerShell and are explored again later in this book when...