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    Copyright
    Preface
    Ch. 1. Flex and ActionScript Basics
    Ch. 2. Containers
    Ch. 3. Layout
    Ch. 4. Graphics
    Ch. 5. Components
    Ch. 6. Skinning and Styles
    Ch. 7. Text and TextFlows
    Ch. 8. Lists and ItemRenderers
    Ch. 9. DataGrid
    Ch. 10. Video
    Ch. 11. Animations and Effects
    Ch. 12. Collections
    Ch. 13. Data Binding
    Ch. 14. Validation, Formatting, and Regular Expressions
    recipe 14.1. Use Validators and Formatters with TextInput Controls
    recipe 14.2. Create a Custom Formatter
    recipe 14.3. Use Regular Expressions to Create an International Zip Code Validator
    recipe 14.4. Validate Combo Boxes and Groups of Radio Buttons
    recipe 14.5. Show Validation Errors by Using ToolTips in a Form
    recipe 14.6. Use Regular Expressions for Locating Email Addresses
    recipe 14.7. Use Regular Expressions for Matching Credit Card Numbers
    recipe 14.8. Use Regular Expressions for Validating ISBNs
    recipe 14.9. Create Regular Expressions by Using Explicit Character Classes
    recipe 14.10. Use Character Types in Regular Expressions
    recipe 14.11. Match Valid IP Addresses by Using Subexpressions
    recipe 14.12. Use Regular Expressions for Different Types of Matches
    recipe 14.13. Match Ends or Beginnings of Lines with Regular Expressions
    recipe 14.14. Use Back-References
    recipe 14.15. Use a Look-Ahead or Look-Behind
    Ch. 15. Working with Services and Server-Side Communication
    Ch. 16. Browser Communication
    Ch. 17. Modules and Runtime Shared Libraries
    Ch. 18. AIR Basics
    Ch. 19. Working with Data in AIR
    Ch. 20. Operating System Integration with AIR
    Ch. 21. Charting
    Ch. 22. Unit Testing with FlexUnit
    Ch. 23. Compiling, Debugging, and Deploying
    Ch. 24. Internationalization, Accessibility, and Printing
    Colophon
    Index
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    Help

    Chapter 14. Validation, Formatting, and ... > Match Valid IP Addresses by Using Su...

    recipe 14.11. Match Valid IP Addresses by Using Subexpressions

    14.11.1. Problem

    You want to find multiple valid IP addresses in a block of text.

    14.11.2. Solution

    Use subexpressions to create valid matches for each three-digit number in the IP address.


      

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