encoding/json package

Canonical docs for JSON marshaling, decoding, token streams, tags, and decoder behavior.

• Author: Go Team
• Authority: primary
• Kind: package-doc
• URL: https://pkg.go.dev/encoding/json

What it covers

• marshal and unmarshal semantics
• decoder and encoder APIs
• field tags and decoding behavior

Why authoritative

Official package documentation for Go’s JSON APIs.

Use when

• how does encoding/json behave here
• is this Go JSON decoding correct
• what JSON tag or decoder API should I use

Keywords

• encoding/json, json, decoder, marshal, unmarshal

Used by

• json-handling
• struct-tags