13 Pattern Matching

The case form dispatches to a clause by matching the result of an expression to the values for the clause:

(case [(datum ...+) expr ...+]
...)

1	Welcome to PLT Scheme
2	Scheme Essentials
3	Built-In Datatypes
4	Expressions and Definitions
5	Programmer-Defined Datatypes
6	Modules
7	Input and Output
8	Contracts
9	Classes and Objects
10	Exceptions and Control
11	Iterations and Comprehensions
12	Regular-Expression Matching (Regexps)
13	Pattern Matching
14	Quasiquoting
15	Units (Higher-Order Modules)
16	Threads
17	Syntactic Extension (Macros)
18	Reflection and Dynamic Evaluation
19	Reader Extension
20	Security
21	Memory Management
22	Performance
23	Foreign-Function Interface (FFI)
24	Scripts
25	Graphical User Interfaces (GUIs)
26	More Tools
	Index