1. ©Brooks/Cole, 2001 Chapter 9 Regular Expressions

2. ©Brooks/Cole, 2001 Figure 9-1 Regular Expression

3. ©Brooks/Cole, 2001 Figure 9-2 Atoms

4. ©Brooks/Cole, 2001 Figure 9-3 Single-Character Pattern Example

5. ©Brooks/Cole, 2001 Figure 9-4 Dot Atom Example. Matches any character except \n (newline)

6. ©Brooks/Cole, 2001 Figure 9-5 Class Atom Example A class of letters inside [], [a-z], [abc], [A-Z0-9]

7. ©Brooks/Cole, 2001 Figure 9-6 Example of Classes

8. ©Brooks/Cole, 2001 Figure 9-7 Anchors

9. ©Brooks/Cole, 2001 Figure 9-8 Operators

10. ©Brooks/Cole, 2001 Figure 9-9 Example of Sequence Operator

11. ©Brooks/Cole, 2001 Figure 9-10 Evaluation of a String Using Sequence Operator

12. ©Brooks/Cole, 2001 Figure 9-11 Alternation Operator

13. ©Brooks/Cole, 2001 Figure 9-12 Matching Alternation Operators

14. ©Brooks/Cole, 2001 Figure 9-13 Repetition Operator

15. ©Brooks/Cole, 2001 Figure 9-14 Basic Repetition Forms

16. ©Brooks/Cole, 2001 Figure 9-15 Example of Short Form Repetition Operators

17. ©Brooks/Cole, 2001 Figure 9-16 Repeating Pattern Matching

18. ©Brooks/Cole, 2001 Figure 9-17 Greedy Matching

19. ©Brooks/Cole, 2001 Figure 9-18 Group Operator

20. ©Brooks/Cole, 2001 Figure 9-19 Saving