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Mastering Windows PowerShell Scripting (Second Edition) - Second Edition

You're reading from Mastering Windows PowerShell Scripting (Second Edition) - Second Edition

Product type Book

Published in Oct 2017

Publisher Packt

ISBN-13 9781787126305

Pages 440 pages

Edition 2nd Edition

Languages

Concepts

Shell Scripting

Author (1):

Brenton J.W. Blawat

Table of Contents (24) Chapters

Title Page

Credits

About the Authors

About the Reviewer

www.PacktPub.com

Customer Feedback

Preface

1. Introduction to PowerShell

2. Working with PowerShell

3. Modules and Snap-Ins

4. Working with Objects in PowerShell

5. Operators

6. Variables, Arrays, and Hashtables

7. Branching and Looping

8. Working with .NET

9. Data Parsing and Manipulation

10. Regular Expressions

11. Files, Folders, and the Registry

12. Windows Management Instrumentation

13. HTML, XML, and JSON

14. Working with REST and SOAP

15. Remoting and Remote Management

16. Testing

17. Error Handling

Examples of regular expressions

The following examples walk you through creating regular expressions for a number of different formats.

MAC addresses

Media Access Control (MAC) is a unique identifier for network interface addresses with 6-byte fields normally written in hexadecimal.

Tools such as ipconfig show the value of a MAC address with each hexadecimal byte separated by a hyphen, for example, 1a-2b-3c-4d-5f-6d.

Linux or Unix-based systems tend to separate each hexadecimal byte with :. This includes the Linux and Unix variants, VMWare, JunOS (Juniper network device operating system, based on FreeBSD), and so on, for example, 1a:2b:3c:4d:5f:6d.

Cisco IOS shows a MAC address as three two-byte pairs separated by a period (.), for example, 1c2b.3c4d.5f6d.

A regular expression can be created to simultaneously match all of these formats.

To match a single hexadecimal character, the following character class may be used:

[0-9a-f]

To account for the first two formats, a pair of hexadecimal characters...

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Authors (1)

Brenton J.W. Blawat

Brenton Blawat has been a successful entrepreneur, strategic technical advisor, and engineer who has a passion for the procurement of technology in organizations. He is business-centric, while being technology-minded, and has had many years of experience bridging the gap between technical staff and decision makers in organizations. Brenton prides himself on his ability to effectively communicate to a diverse audience and provide strategic direction for small and large organizations alike. Throughout his career, he has worked for a multitude of Fortune 500 organizations, and specializes in delivery automation and workflow optimizations.

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