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Table of Contents

  1. Tour

    1. A Guided Tour of Windows PowerShell

      1. Introduction
      2. An Interactive Shell
      3. Structured Commands (Cmdlets)
      4. Deep Integration of Objects
      5. Administrators as First-Class Users
      6. Composable Commands
      7. Techniques to Protect You from Yourself
      8. Common Discovery Commands
      9. Ubiquitous Scripting
      10. Ad Hoc Development
      11. Bridging Technologies
      12. Namespace Navigation Through Providers
      13. Much, Much More
  2. Fundamentals

    1. Chapter 1 The Windows PowerShell Interactive Shell

      1. Introduction
      2. Run Programs, Scripts, and Existing Tools
      3. Run a PowerShell Command
      4. Resolve Errors Calling Native Executables
      5. Supply Default Values for Parameters
      6. Invoke a Long-Running or Background Command
      7. Program: Monitor a Command for Changes
      8. Notify Yourself of Job Completion
      9. Customize Your Shell, Profile, and Prompt
      10. Customize PowerShell’s User Input Behavior
      11. Customize PowerShell’s Command Resolution Behavior
      12. Find a Command to Accomplish a Task
      13. Get Help on a Command
      14. Update System Help Content
      15. Program: Search Help for Text
      16. Launch PowerShell at a Specific Location
      17. Invoke a PowerShell Command or Script from Outside PowerShell
      18. Understand and Customize PowerShell’s Tab Completion
      19. Program: Learn Aliases for Common Commands
      20. Program: Learn Aliases for Common Parameters
      21. Access and Manage Your Console History
      22. Program: Create Scripts from Your Session History
      23. Invoke a Command from Your Session History
      24. Program: Search Formatted Output for a Pattern
      25. Interactively View and Process Command Output
      26. Program: Interactively View and Explore Objects
      27. Store the Output of a Command into a File
      28. Add Information to the End of a File
      29. Record a Transcript of Your Shell Session
      30. Extend Your Shell with Additional Commands
      31. Use Commands from Customized Shells
      32. Save State Between Sessions
    2. Chapter 2 Pipelines

      1. Introduction
      2. Filter Items in a List or Command Output
      3. Group and Pivot Data by Name
      4. Program: Simplify Most Where-Object Filters
      5. Program: Interactively Filter Lists of Objects
      6. Work with Each Item in a List or Command Output
      7. Automate Data-Intensive Tasks
      8. Program: Simplify Most Foreach-Object Pipelines
      9. Intercept Stages of the Pipeline
      10. Automatically Capture Pipeline Output
      11. Capture and Redirect Binary Process Output
    3. Chapter 3 Variables and Objects

      1. Introduction
      2. Display the Properties of an Item as a List
      3. Display the Properties of an Item as a Table
      4. Store Information in Variables
      5. Access Environment Variables
      6. Program: Retain Changes to Environment Variables Set by a Batch File
      7. Control Access and Scope of Variables and Other Items
      8. Program: Create a Dynamic Variable
      9. Work with .NET Objects
      10. Create an Instance of a .NET Object
      11. Create Instances of Generic Objects
      12. Reduce Typing for Long Class Names
      13. Use a COM Object
      14. Learn About Types and Objects
      15. Get Detailed Documentation About Types and Objects
      16. Add Custom Methods and Properties to Objects
      17. Create and Initialize Custom Objects
      18. Add Custom Methods and Properties to Types
      19. Define Custom Formatting for a Type
    4. Chapter 4 Looping and Flow Control

      1. Introduction
      2. Make Decisions with Comparison and Logical Operators
      3. Adjust Script Flow Using Conditional Statements
      4. Manage Large Conditional Statements with Switches
      5. Repeat Operations with Loops
      6. Add a Pause or Delay
    5. Chapter 5 Strings and Unstructured Text

      1. Introduction
      2. Create a String
      3. Create a Multiline or Formatted String
      4. Place Special Characters in a String
      5. Insert Dynamic Information in a String
      6. Prevent a String from Including Dynamic Information
      7. Place Formatted Information in a String
      8. Search a String for Text or a Pattern
      9. Replace Text in a String
      10. Split a String on Text or a Pattern
      11. Combine Strings into a Larger String
      12. Convert a String to Uppercase or Lowercase
      13. Trim a String
      14. Format a Date for Output
      15. Program: Convert Text Streams to Objects
      16. Generate Large Reports and Text Streams
      17. Generate Source Code and Other Repetitive Text
    6. Chapter 6 Calculations and Math

      1. Introduction
      2. Perform Simple Arithmetic
      3. Perform Complex Arithmetic
      4. Measure Statistical Properties of a List
      5. Work with Numbers as Binary
      6. Simplify Math with Administrative Constants
      7. Convert Numbers Between Bases
    7. Chapter 7 Lists, Arrays, and Hashtables

      1. Introduction
      2. Create an Array or List of Items
      3. Create a Jagged or Multidimensional Array
      4. Access Elements of an Array
      5. Visit Each Element of an Array
      6. Sort an Array or List of Items
      7. Determine Whether an Array Contains an Item
      8. Combine Two Arrays
      9. Find Items in an Array That Match a Value
      10. Compare Two Lists
      11. Remove Elements from an Array
      12. Find Items in an Array Greater or Less Than a Value
      13. Use the ArrayList Class for Advanced Array Tasks
      14. Create a Hashtable or Associative Array
      15. Sort a Hashtable by Key or Value
    8. Chapter 8 Utility Tasks

      1. Introduction
      2. Get the System Date and Time
      3. Measure the Duration of a Command
      4. Read and Write from the Windows Clipboard
      5. Generate a Random Number or Object
      6. Program: Search the Windows Start Menu
      7. Program: Show Colorized Script Content
  3. Common Tasks

    1. Chapter 9 Simple Files

      1. Introduction
      2. Get the Content of a File
      3. Search a File for Text or a Pattern
      4. Parse and Manage Text-Based Logfiles
      5. Parse and Manage Binary Files
      6. Create a Temporary File
      7. Search and Replace Text in a File
      8. Program: Get the Encoding of a File
      9. Program: View the Hexadecimal Representation of Content
    2. Chapter 10 Structured Files

      1. Introduction
      2. Access Information in an XML File
      3. Perform an XPath Query Against XML
      4. Convert Objects to XML
      5. Modify Data in an XML File
      6. Easily Import and Export Your Structured Data
      7. Store the Output of a Command in a CSV or Delimited File
      8. Import CSV and Delimited Data from a File
      9. Manage JSON Data Streams
      10. Use Excel to Manage Command Output
      11. Parse and Interpret PowerShell Scripts
    3. Chapter 11 Code Reuse

      1. Introduction
      2. Write a Script
      3. Write a Function
      4. Find a Verb Appropriate for a Command Name
      5. Write a Script Block
      6. Return Data from a Script, Function, or Script Block
      7. Package Common Commands in a Module
      8. Write Commands That Maintain State
      9. Selectively Export Commands from a Module
      10. Diagnose and Interact with Internal Module State
      11. Handle Cleanup Tasks When a Module Is Removed
      12. Access Arguments of a Script, Function, or Script Block
      13. Add Validation to Parameters
      14. Accept Script Block Parameters with Local Variables
      15. Dynamically Compose Command Parameters
      16. Provide -WhatIf, -Confirm, and Other Cmdlet Features
      17. Add Help to Scripts or Functions
      18. Add Custom Tags to a Function or Script Block
      19. Access Pipeline Input
      20. Write Pipeline-Oriented Scripts with Cmdlet Keywords
      21. Write a Pipeline-Oriented Function
      22. Organize Scripts for Improved Readability
      23. Invoke Dynamically Named Commands
      24. Program: Enhance or Extend an Existing Cmdlet
    4. Chapter 12 Internet-Enabled Scripts

      1. Introduction
      2. Download a File from an FTP or Internet Site
      3. Upload a File to an FTP Site
      4. Download a Web Page from the Internet
      5. Parse and Analyze a Web Page from the Internet
      6. Script a Web Application Session
      7. Program: Get-PageUrls
      8. Interact with REST-Based Web APIs
      9. Connect to a Web Service
      10. Export Command Output as a Web Page
      11. Send an Email
      12. Program: Monitor Website Uptimes
      13. Program: Interact with Internet Protocols
    5. Chapter 13 User Interaction

      1. Introduction
      2. Read a Line of User Input
      3. Read a Key of User Input
      4. Program: Display a Menu to the User
      5. Display Messages and Output to the User
      6. Provide Progress Updates on Long-Running Tasks
      7. Write Culture-Aware Scripts
      8. Support Other Languages in Script Output
      9. Program: Invoke a Script Block with Alternate Culture Settings
      10. Access Features of the Host’s User Interface
      11. Program: Add a Graphical User Interface to Your Script
      12. Interact with MTA Objects
    6. Chapter 14 Debugging

      1. Introduction
      2. Prevent Common Scripting Errors
      3. Trace Script Execution
      4. Set a Script Breakpoint
      5. Debug a Script When It Encounters an Error
      6. Create a Conditional Breakpoint
      7. Investigate System State While Debugging
      8. Program: Watch an Expression for Changes
      9. Program: Get Script Code Coverage
    7. Chapter 15 Tracing and Error Management

      1. Introduction
      2. Determine the Status of the Last Command
      3. View the Errors Generated by a Command
      4. Manage the Error Output of Commands
      5. Program: Resolve an Error
      6. Configure Debug, Verbose, and Progress Output
      7. Handle Warnings, Errors, and Terminating Errors
      8. Output Warnings, Errors, and Terminating Errors
      9. Program: Analyze a Script’s Performance Profile
    8. Chapter 16 Environmental Awareness

      1. Introduction
      2. View and Modify Environment Variables
      3. Modify the User or System Path
      4. Access Information About Your Command’s Invocation
      5. Program: Investigate the InvocationInfo Variable
      6. Find Your Script’s Name
      7. Find Your Script’s Location
      8. Find the Location of Common System Paths
      9. Get the Current Location
      10. Safely Build File Paths Out of Their Components
      11. Interact with PowerShell’s Global Environment
      12. Determine PowerShell Version Information
      13. Test for Administrative Privileges
    9. Chapter 17 Extend the Reach of Windows PowerShell

      1. Introduction
      2. Automate Programs Using COM Scripting Interfaces
      3. Program: Query a SQL Data Source
      4. Access Windows Performance Counters
      5. Access Windows API Functions
      6. Program: Invoke Simple Windows API Calls
      7. Define or Extend a .NET Class
      8. Add Inline C# to Your PowerShell Script
      9. Access a .NET SDK Library
      10. Create Your Own PowerShell Cmdlet
      11. Add PowerShell Scripting to Your Own Program
    10. Chapter 18 Security and Script Signing

      1. Introduction
      2. Enable Scripting Through an Execution Policy
      3. Disable Warnings for UNC Paths
      4. Sign a PowerShell Script, Module, or Formatting File
      5. Program: Create a Self-Signed Certificate
      6. Manage PowerShell Security in an Enterprise
      7. Block Scripts by Publisher, Path, or Hash
      8. Verify the Digital Signature of a PowerShell Script
      9. Securely Handle Sensitive Information
      10. Securely Request Usernames and Passwords
      11. Program: Start a Process as Another User
      12. Program: Run a Temporarily Elevated Command
      13. Securely Store Credentials on Disk
      14. Access User and Machine Certificates
      15. Program: Search the Certificate Store
      16. Add and Remove Certificates
      17. Manage Security Descriptors in SDDL Form
    11. Chapter 19 Integrated Scripting Environment

      1. Introduction
      2. Debug a Script
      3. Customize Text and User Interface Colors
      4. Connect to a Remote Computer
      5. Extend ISE Functionality Through Its Object Model
      6. Quickly Insert Script Snippets
      7. Add an Item to the Tools Menu
  4. Administrator Tasks

    1. Chapter 20 Files and Directories

      1. Introduction
      2. Determine the Current Location
      3. Get the Files in a Directory
      4. Find All Files Modified Before a Certain Date
      5. Clear the Content of a File
      6. Manage and Change the Attributes of a File
      7. Find Files That Match a Pattern
      8. Manage Files That Include Special Characters
      9. Program: Get Disk Usage Information
      10. Monitor a File for Changes
      11. Get the Version of a DLL or Executable
      12. Program: Get the MD5 or SHA1 Hash of a File
      13. Create a Directory
      14. Remove a File or Directory
      15. Rename a File or Directory
      16. Move a File or Directory
      17. Create and Map PowerShell Drives
      18. Access Long File and Directory Names
      19. Unblock a File
      20. Interact with Alternate Data Streams
      21. Program: Move or Remove a Locked File
      22. Get the ACL of a File or Directory
      23. Set the ACL of a File or Directory
      24. Program: Add Extended File Properties to Files
      25. Program: Create a Filesystem Hard Link
      26. Program: Create a ZIP Archive
    2. Chapter 21 The Windows Registry

      1. Introduction
      2. Navigate the Registry
      3. View a Registry Key
      4. Modify or Remove a Registry Key Value
      5. Create a Registry Key Value
      6. Remove a Registry Key
      7. Safely Combine Related Registry Modifications
      8. Add a Site to an Internet Explorer Security Zone
      9. Modify Internet Explorer Settings
      10. Program: Search the Windows Registry
      11. Get the ACL of a Registry Key
      12. Set the ACL of a Registry Key
      13. Work with the Registry of a Remote Computer
      14. Program: Get Registry Items from Remote Machines
      15. Program: Get Properties of Remote Registry Keys
      16. Program: Set Properties of Remote Registry Keys
      17. Discover Registry Settings for Programs
    3. Chapter 22 Comparing Data

      1. Introduction
      2. Compare the Output of Two Commands
      3. Determine the Differences Between Two Files
      4. Verify Integrity of File Sets
    4. Chapter 23 Event Logs

      1. Introduction
      2. List All Event Logs
      3. Get the Newest Entries from an Event Log
      4. Find Event Log Entries with Specific Text
      5. Retrieve and Filter Event Log Entries
      6. Find Event Log Entries by Their Frequency
      7. Back Up an Event Log
      8. Create or Remove an Event Log
      9. Write to an Event Log
      10. Run a PowerShell Script for Windows Event Log Entries
      11. Clear or Maintain an Event Log
      12. Access Event Logs of a Remote Machine
    5. Chapter 24 Processes

      1. Introduction
      2. List Currently Running Processes
      3. Launch the Application Associated with a Document
      4. Launch a Process
      5. Stop a Process
      6. Get the Owner of a Process
      7. Get the Parent Process of a Process
      8. Debug a Process
    6. Chapter 25 System Services

      1. Introduction
      2. List All Running Services
      3. Manage a Running Service
      4. Configure a Service
    7. Chapter 26 Active Directory

      1. Introduction
      2. Test Active Directory Scripts on a Local Installation
      3. Create an Organizational Unit
      4. Get the Properties of an Organizational Unit
      5. Modify Properties of an Organizational Unit
      6. Delete an Organizational Unit
      7. Get the Children of an Active Directory Container
      8. Create a User Account
      9. Program: Import Users in Bulk to Active Directory
      10. Search for a User Account
      11. Get and List the Properties of a User Account
      12. Modify Properties of a User Account
      13. Change a User Password
      14. Create a Security or Distribution Group
      15. Search for a Security or Distribution Group
      16. Get the Properties of a Group
      17. Find the Owner of a Group
      18. Modify Properties of a Security or Distribution Group
      19. Add a User to a Security or Distribution Group
      20. Remove a User from a Security or Distribution Group
      21. List a User’s Group Membership
      22. List the Members of a Group
      23. List the Users in an Organizational Unit
      24. Search for a Computer Account
      25. Get and List the Properties of a Computer Account
    8. Chapter 27 Enterprise Computer Management

      1. Introduction
      2. Join a Computer to a Domain or Workgroup
      3. Remove a Computer from a Domain
      4. Rename a Computer
      5. Program: List Logon or Logoff Scripts for a User
      6. Program: List Startup or Shutdown Scripts for a Machine
      7. Deploy PowerShell-Based Logon Scripts
      8. Enable or Disable the Windows Firewall
      9. Open or Close Ports in the Windows Firewall
      10. Program: List All Installed Software
      11. Uninstall an Application
      12. Manage Computer Restore Points
      13. Reboot or Shut Down a Computer
      14. Determine Whether a Hotfix Is Installed
      15. Manage Scheduled Tasks on a Computer
      16. Retrieve Printer Information
      17. Retrieve Printer Queue Statistics
      18. Manage Printers and Print Queues
      19. Program: Summarize System Information
      20. Renew a DHCP Lease
      21. Assign a Static IP Address
      22. List All IP Addresses for a Computer
      23. List Network Adapter Properties
    9. Chapter 28 Windows Management Instrumentation

      1. Introduction
      2. Access Windows Management Instrumentation and CIM Data
      3. Modify the Properties of a WMI or CIM Instance
      4. Invoke a Method on a WMI Instance or Class
      5. Program: Determine Properties Available to WMI and CIM Filters
      6. Program: Search for WMI Classes
      7. Use .NET to Perform Advanced WMI Tasks
      8. Improve the Performance of Large-Scale WMI Operations
      9. Convert a VBScript WMI Script to PowerShell
    10. Chapter 29 Remoting

      1. Introduction
      2. Find Commands That Support Their Own Remoting
      3. Enable PowerShell Remoting on a Computer
      4. Interactively Manage a Remote Computer
      5. Invoke a Command on a Remote Computer
      6. Disconnect and Reconnect PowerShell Sessions
      7. Program: Remotely Enable PowerShell Remoting
      8. Program: Invoke a PowerShell Expression on a Remote Machine
      9. Test Connectivity Between Two Computers
      10. Limit Networking Scripts to Hosts That Respond
      11. Enable Remote Desktop on a Computer
      12. Configure User Permissions for Remoting
      13. Enable Remoting to Workgroup Computers
      14. Implicitly Invoke Commands from a Remote Computer
      15. Create Sessions with Full Network Access
      16. Pass Variables to Remote Sessions
      17. Configure Advanced Remoting Quotas and Options
      18. Invoke a Command on Many Computers
      19. Run a Local Script on a Remote Computer
      20. Program: Transfer a File to a Remote Computer
      21. Determine Whether a Script Is Running on a Remote Computer
      22. Create a Task-Specific Remoting Endpoint
    11. Chapter 30 Workflows

      1. Introduction
      2. Write a Workflow
      3. Run a Workflow
      4. Suspend and Resume a Workflow
      5. Invoke Islands of Traditional PowerShell Script
      6. Invoke Workflow Actions in Parallel
      7. Customize an Activity’s Connection Parameters
      8. Write a Workflow That Requires Human Intervention
      9. Add Raw XAML to a Workflow
      10. Reference Custom Activities in a Workflow
      11. Debug or Troubleshoot a Workflow
      12. Use PowerShell Activities from a Traditional Windows Workflow Application
    12. Chapter 31 Transactions

      1. Introduction
      2. Safely Experiment with Transactions
      3. Change Error Recovery Behavior in Transactions
    13. Chapter 32 Event Handling

      1. Introduction
      2. Respond to Automatically Generated Events
      3. Create and Respond to Custom Events
      4. Create a Temporary Event Subscription
      5. Forward Events from a Remote Computer
      6. Investigate Internal Event Action State
      7. Use a Script Block as a .NET Delegate or Event Handler
  5. References

    1. Appendix PowerShell Language and Environment

      1. Commands and Expressions
      3. Help Comments
      4. Variables
      5. Booleans
      6. Strings
      7. Numbers
      8. Arrays and Lists
      9. Hashtables (Associative Arrays)
      10. XML
      11. Simple Operators
      12. Comparison Operators
      13. Conditional Statements
      14. Looping Statements
      15. Working with the .NET Framework
      16. Writing Scripts, Reusing Functionality
      17. Managing Errors
      18. Formatting Output
      19. Capturing Output
      20. Common Customization Points
    2. Appendix Regular Expression Reference

    3. Appendix XPath Quick Reference

    4. Appendix .NET String Formatting

      1. String Formatting Syntax
      2. Standard Numeric Format Strings
      3. Custom Numeric Format Strings
    5. Appendix .NET DateTime Formatting

      1. Custom DateTime Format Strings
    6. Appendix Selected .NET Classes and Their Uses

    7. Appendix WMI Reference

    8. Appendix Selected COM Objects and Their Uses

    9. Appendix Selected Events and Their Uses

    10. Appendix Standard PowerShell Verbs

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