► |  | The Racket Reference

1 | Language Model
2 | Notation for Documentation
3 | Syntactic Forms
4 | Datatypes
5 | Structures
6 | Classes and Objects
7 | Units
8 | Contracts
9 | Pattern Matching
10 | Control Flow
11 | Concurrency and Parallelism
12 | Macros
13 | Input and Output
14 | Reflection and Security
15 | Operating System
16 | Memory Management
17 | Unsafe Operations
18 | Running Racket
| Bibliography
| Index

▼ | 4 | Datatypes

4.1 | Booleans and Equality
4.2 | Numbers
4.3 | Strings
4.4 | Byte Strings
4.5 | Characters
4.6 | Symbols
4.7 | Regular Expressions
4.8 | Keywords
4.9 | Pairs and Lists
4.10 | Mutable Pairs and Lists
4.11 | Vectors
4.12 | Boxes
4.13 | Hash Tables
4.14 | Sequences and Streams
4.15 | Dictionaries
4.16 | Sets
4.17 | Procedures
4.18 | Void
4.19 | Undefined

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### 4`` Datatypes

> > > Built-In Datatypes in The Racket Guide introduces Datatypes.

Each pre-defined datatype comes with a set of procedures for manipulating instances of the datatype.

4.1 Booleans and Equality
4.2 Numbers
4.3 Strings
4.4 Byte Strings
4.5 Characters
4.6 Symbols
4.7 Regular Expressions
4.8 Keywords
4.9 Pairs and Lists
4.10 Mutable Pairs and Lists
4.11 Vectors
4.12 Boxes
4.13 Hash Tables
4.14 Sequences and Streams
4.15 Dictionaries
4.16 Sets
4.17 Procedures
4.18 Void
4.19 Undefined

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