Why Go
- Case Studies
  
  Common problems companies solve with Go
- Use Cases
  
  Stories about how and why companies use Go
- Security
  
  How Go can help keep you secure by default
Learn
Docs
- Effective Go
  
  Tips for writing clear, performant, and idiomatic Go code
- Go User Manual
  
  A complete introduction to building software with Go
- Standard library
  
  Reference documentation for Go's standard library
- Release Notes
  
  Learn what's new in each Go release
- API
  
  Reference documentation for the pkg.go.dev API
Packages
Community
- Recorded Talks
  
  Videos from prior events
- Meetups
  
  Meet other local Go developers
- Conferences
  
  Learn and network with Go developers from around the world
- Go blog
  
  The Go project's official blog.
- Go project
  
  Get help and stay informed from Go
- Get connected

formatting

package module

Go to main page

Versions in this module

v1

v1.1.1

Jul 15, 2026

v1.1.0

Jun 17, 2026

Changes in this version

+ func Decode(encoding Encoding, str string) ([]byte, error)

+ func Encode(encoding Encoding, bytes []byte) (string, error)

+ func IntFormat(maxValue int) string

+ type Encoding uint8

+ const Hex

+ const HexC

+ const HexNC

+ const JSON

+ func (enc *Encoding) UnmarshalJSON(b []byte) error

+ func (enc Encoding) MarshalJSON() ([]byte, error)

+ func (enc Encoding) String() string

+ type PrefixedStringer interface

+ PrefixedString func(prefix string) string

v1.0.1

Jan 9, 2026

v1.0.0

Jan 9, 2026