Raku Language Documentation

Tutorials, general reference, migration guides and meta pages for the Raku language.

At the beginning

Brief introduction Using Perl 6 official documentation
Perl 6 by example P6-101 A basic introductory example of a Perl 6 program

Migration guides

Perl 5 to Perl 6 guide - in a nutshell How do I do what I used to do? (Perl 6 in a nutshell)
Perl 5 to Perl 6 guide - special variables A comparison of special variables in Perl 5 and Perl 6
Perl 5 to Perl 6 guide - syntax Syntactic differences between Perl 5 and Perl 6
Perl 5 to Perl 6 guide - operators Operators in Perl 5 to Perl 6: equivalencies and variations
Perl 5 to Perl 6 guide - functions Builtin functions in Perl 5 to Perl 6
Python to Perl 6 - nutshell Learning Perl 6 from Python, in a nutshell
JavaScript (Node.js) to Perl 6 - nutshell Learning Perl 6 from Node.js, in a nutshell
Haskell to Perl 6 - nutshell Learning Perl 6 from Haskell, in a nutshell: what do I already know?
Perl 5 to Perl 6 guide - overview How do I do what I used to do?
Ruby to Perl 6 - nutshell Learning Perl 6 from Ruby, in a nutshell: what do I already know?


Module packages Creating module packages for code reuse
Concurrency Concurrency and asynchronous programming
Inter-process communication Programs running other programs and communicating with them
Input/Output File-related operations
Modules How to create, use, and distribute Perl 6 modules
Classes and objects A tutorial about creating and using classes in Perl 6
Iterating Functionalities available for visiting all items in a complex data structure
Grammar tutorial An introduction to grammars
Doing math with Perl 6 Different mathematical paradigms and how they are implemented in this language
Entering unicode characters Input methods for unicode characters in terminals, the shell, and editors
Creating operators A short tutorial on how to declare operators and create new ones.
Module development utilities What can help you write/test/improve your module(s)
Core modules Core modules that may be useful to module authors
Command line interface Creating your own CLI in Perl 6
Regexes: best practices and gotchas Some tips on regexes and grammars

Fundamental topics

Syntax General rules of Perl 6 syntax
Operators Common Perl 6 infixes, prefixes, postfixes, and more!
System interaction Working with the underlying operating system and running applications
Regexes Pattern matching against strings
Containers A low-level explanation of Perl 6 containers
Type system Introduction to the type system of Perl 6
Perl 6 native types Using the types the compiler and hardware make available to you
Functions Functions and functional programming in Perl 6
Contexts and contextualizers What are contexts and how to switch into them
Variables Variables in Perl 6
Subscripts Accessing data structure elements by index or key
Enumeration An example using the enum type
Unicode versus ASCII symbols Unicode symbols and their ASCII equivalents
Date and time functions Processing date and time in Perl 6
Native calling interface Call into dynamic libraries that follow the C calling convention
Traits Compile-time specification of behavior made easy
Newline handling in Perl 6 How the different newline characters are handled, and how to change the behavior
Statement prefixes Prefixes that alter the behavior of a statement or a set of them
Exceptions Using exceptions in Perl 6
Sets, bags, and mixes Unordered collections of unique and weighted objects in Perl 6
Lists, sequences, and arrays Positional data constructs
Object orientation Object orientation in Perl 6
Quoting constructs Writing strings, word lists, and regexes in Perl 6
Control flow Statements used to control the flow of execution
Grammars Parsing and interpreting text
Packages Organizing and referencing namespaced program elements
Unicode Unicode support in Perl 6
Performance Measuring and improving runtime or compile-time performance
Phasers Program execution phases and corresponding phaser blocks
Pragmas Special modules that define certain aspects of the behavior of the code
Data structures How Perl 6 deals with data structures and what we can expect from them
Input/Output the definitive guide Correctly use Perl 6 IO
Numerics Numeric types available in Perl 6
Metaobject protocol (MOP) Introspection and the Perl 6 object system
Hashes and maps Working with associative arrays/dictionaries/hashes

General reference

Opener graphemes Valid opening paired delimiters
Traps to avoid Traps to avoid when getting started with Perl 6
Community Information about the people working on and using Perl 6
Terms Perl 6 terms
About the docs Metadocumentation
Glossary Glossary of Perl 6 terminology
Pod6 An easy-to-use markup language for documenting Perl modules and programs
Testing Writing and running tests in Perl 6
Pod 6 tables The good, the bad and the ugly
FAQ Frequently asked questions about Perl 6

Advanced topics

Experimental features Preview of upcoming new language features available for user evaluation