Three new books, Go Optimizations 101, Go Details & Tips 101 and Go Generics 101 are published now. It is most cost-effective to buy all of them through this book bundle in the Leanpub book store.

Go Generics 101 Update History

v1.21.a (2023/Oct/11)

add examples for type inference enhancements made in Go 1.21.

v1.20.d (2023/Feb/23)

since Go 1.20, local type declarations are allowed within generic function bodies. So the limitation is removed from the "The Status Quo of Go Custom Generics" chapter.

v1.20.a (2023/Feb/01)

add comparable vs. strictly comparable and type implementation vs. type satisfaction sections in the [constraints and type parameters]((555-type-constraints-and-parameters.md) chapter.

v1.19 (2022/Aug/29)

removed the "Aliases to non-basic interface types are not supported currently" section from The Status Quo of Go Custom Generics, because the limitation was removed from Go 1.19.

v1.18 (2022/Apr/06)

Published.

The Go 101 project is hosted on Github. Welcome to improve Go 101 articles by submitting corrections for all kinds of mistakes, such as typos, grammar errors, wording inaccuracies, description flaws, code bugs and broken links.

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The digital versions of this book are available at the following places:

Leanpub store, $7.99+ ($7.99 is the minimum book price at Leanpub. It is more cost-effective to buy this book from this or this book bundle).
Amazon Kindle store, $5.99.
Apple Books store, $5.99.
Google Play store, $5.99.

Tapir, the author of Go 101, has been on writing the Go 101 series books and maintaining the go101.org website since 2016 July. New contents will be continually added to the book and the website from time to time. Tapir is also an indie game developer. You can also support Go 101 by playing Tapir's games (made for both Android and iPhone/iPad):

Color Infection (★★★★★), a physics based original casual puzzle game. 140+ levels.
Rectangle Pushers (★★★★★), an original casual puzzle game. Two modes, 104+ levels.
Let's Play With Particles, a casual action original game. Three mini games are included.

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