Erlang Reference Manual
User's Guide
Version 12.0
User's Guide
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Chapters
Introduction
Top of chapter
Purpose
Prerequisites
Document Conventions
Complete List of BIFs
Reserved Words
Character Set and Source File Encoding
Top of chapter
Character Set
Source File Encoding
Data Types
Top of chapter
Terms
Number
Atom
Bit Strings and Binaries
Reference
Fun
Port Identifier
Pid
Tuple
Map
List
String
Record
Boolean
Escape Sequences
Type Conversions
Pattern Matching
Top of chapter
Pattern Matching
Modules
Top of chapter
Module Syntax
Module Attributes
Comments
module_info/0 and module_info/1 functions
Functions
Top of chapter
Function Declaration Syntax
Function Evaluation
Tail recursion
Built-In Functions (BIFs)
Types and Function Specifications
Top of chapter
The Erlang Type Language
Types and their Syntax
Type Declarations of User-Defined Types
Type Information in Record Declarations
Specifications for Functions
Expressions
Top of chapter
Expression Evaluation
Terms
Variables
Patterns
Match
Function Calls
If
Case
Send
Receive
Term Comparisons
Arithmetic Expressions
Boolean Expressions
Short-Circuit Expressions
List Operations
Map Expressions
Bit Syntax Expressions
Fun Expressions
Catch and Throw
Try
Parenthesized Expressions
Block Expressions
List Comprehensions
Bit String Comprehensions
Guard Sequences
Guard Expressions
Operator Precedence
Preprocessor
Top of chapter
File Inclusion
Defining and Using Macros
Predefined Macros
Macros Overloading
Flow Control in Macros
-error() and -warning() directives
Stringifying Macro Arguments
Records
Top of chapter
Defining Records
Creating Records
Accessing Record Fields
Updating Records
Records in Guards
Records in Patterns
Nested Records
Internal Representation of Records
Errors and Error Handling
Top of chapter
Terminology
Exceptions
Handling of Run-time Errors in Erlang
Exit Reasons
Processes
Top of chapter
Processes
Process Creation
Registered Processes
Process Termination
Message Sending
Links
Error Handling
Monitors
Process Dictionary
Distributed Erlang
Top of chapter
Distributed Erlang System
Nodes
Node Connections
epmd
Hidden Nodes
C Nodes
Security
Distribution BIFs
Distribution Command-Line Flags
Distribution Modules
Compilation and Code Loading
Top of chapter
Compilation
Code Loading
Code Replacement
Running a Function When a Module is Loaded
Ports and Port Drivers
Top of chapter
Ports
Port Drivers
Port BIFs
Erlang Reference Manual User's Guide
Version 12.0
April 20, 2021