Generics

10 pages in this section.

Generics in Go: Constraints Without Templates

Learn how Go generics use type parameters and constraint interfaces to enable reusable code across types, avoiding boilerplate and maintaining type safety.

Go Generics Explainer Constraints

Generics Basics

Learn Go generics with 10 practical examples, covering type parameters, constraints like cmp.Ordered and any, and explicit type arguments.

Go Generics Basics Examples

Type Parameters & Constraint Interfaces

Learn to define type parameters and constraint interfaces in Go, using methods, underlying types with ~, and type unions with |.

Go Generics Type Parameters

Type Sets & the comparable Constraint

Go Generics Advanced Type

Generic Data Structures: Sets, Queues, Maps

Learn to implement reusable generic sets, queues, and map helpers in Go, eliminating repetitive code and interface{} casts.

Go Generics Generic Data

Generic Algorithms: slices, maps & cmp Packages

Learn to use Go's slices, maps, and cmp packages for generic sorting, searching, cloning, and comparison operations in your code.

Go Generics Generic Algorithms

Performance Implications of Generics

Go Generics Advanced Performance

When to Avoid Generics in Go APIs

Learn when to avoid Go generics in public APIs. This guide covers using interfaces, concrete types, and small duplicates for idiomatic, evolvable code.

Go Generics List Cheatsheet

Generics Best Practices

Learn best practices for Go generics, covering naming conventions, constraint design, and gradual adoption in existing codebases for readable and stable code.

Go Generics Best Practices List

Generics Highlights Summary

A single-page roundup of every highlight bullet from the 9 pages in the Generics section, grouped by source page so you can scan all 52 takeaways without opening each article individually.

Highlights Summary Generics

Generics

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Generics