The Big Book of PowerShell Error Handling
The Big Book of PowerShell Error Handling
Free!
Minimum
$5.00
Suggested
The Big Book of PowerShell Error Handling

This book is 100% complete

Completed on 2018-07-04

About the Book

Despite the title, this is actually a very small, concise book designed to help you understand how PowerShell generates and deals with errors. It's also designed to help you build the best possible error handling for your own scripts and functions, in just a few short lessons.

Table of Contents

  • The Big Book of PowerShell Error Handling
  • Introduction
    • What is error handling?
    • How this book is organized
  • Powershell Error Handling Basics
    • ErrorRecords and Exceptions
    • Terminating versus Non-Terminating Errors
  • Controlling Error Reporting Behavior and Intercepting Errors
    • The $Error Variable
    • ErrorVariable
    • $MaximumErrorCount
    • ErrorAction and $ErrorActionPreference
    • Try/Catch/Finally
    • Trap
    • The $LASTEXITCODE Variable
    • The $? Variable
    • Summary
  • Analysis of Error Handling Test Results
    • Intercepting Non-Terminating Errors
    • Intercepting Terminating Errors
    • Effects of setting ErrorAction or $ErrorActionPreference
    • How PowerShell behaves when it encounters unhandled terminating errors
    • Conclusions
  • Putting It All Together
    • Suppressing errors (Mostly, don’t do this)
    • The $? variable (Use it at your own risk)
    • Determining what types of errors can be produced by a command
    • Dealing with Terminating Errors
    • Dealing with Non-Terminating Errors
    • Calling external programs
  • Afterword

Bundles that include this book

Creating HTML Reports in Windows PowerShell
A Unix Person's Guide to PowerShell
The Big Book of PowerShell Error Handling
DevOps: The Ops Perspective
The Monad Manifesto, Annotated
10 Books
$0.00
Regular Price
$0.00
Bundle Price

About the Author

The DevOps Collective, Inc.
The DevOps Collective, Inc.

The DevOps Collective, Inc. is a US-based 501(c)(3) nonprofit dedicated to changing the way the industry thinks about DevOps. All proceeds from our ebook sales benefit the organization directly. Although all books are published by DevOps Collective, they have been authored by numerous community contributors. Please see each book's "About This Book" page for author credits.

The Leanpub 45-day 100% Happiness Guarantee

Within 45 days of purchase you can get a 100% refund on any Leanpub purchase, in two clicks.

See full terms...

Write and Publish on Leanpub

Authors and publishers use Leanpub to publish amazing in-progress and completed ebooks, just like this one. You can use Leanpub to write, publish and sell your book as well! Leanpub is a powerful platform for serious authors, combining a simple, elegant writing and publishing workflow with a store focused on selling in-progress ebooks. Leanpub is a magical typewriter for authors: just write in plain text, and to publish your ebook, just click a button. It really is that easy.

Learn more about writing on Leanpub