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

simdjson

package module

Go to main page

Versions in this module

v0

v0.6.0

Aug 8, 2026

v0.5.0

Aug 6, 2026

v0.4.0

Aug 5, 2026

Changes in this version

+ var Fast = Options

+ var Std = Options

+ func AppendBool(dst []byte, v bool) []byte

+ func AppendFloat(dst []byte, v float64, bits int) []byte

+ func AppendInt(dst []byte, v int64) []byte

+ func AppendString(dst []byte, s string, opts Options) []byte

+ func AppendUint(dst []byte, v uint64) []byte

+ func Compact(dst *bytes.Buffer, src []byte) error

+ func DeletePath(data []byte, path string) ([]byte, error)

+ func ForEachLine(data []byte, fn func(Value) bool) error

+ func ForEachLineReader(r io.Reader, fn func(Value) bool) error

+ func ForEachLineReaderParallel(r io.Reader, fn func(Value) bool) error

+ func HTMLEscape(dst *bytes.Buffer, src []byte)

+ func Indent(dst *bytes.Buffer, src []byte, prefix, indent string) error

+ func Marshal(v any) ([]byte, error)

+ func MarshalIndent(v any, prefix, indent string) ([]byte, error)

+ func MarshalTo(dst []byte, v any) ([]byte, error)

+ func MarshalWrite(w io.Writer, v any) error

+ func RegisterEncoder[T any](fn AppendFunc)

+ func SetPath(data []byte, path string, v any) ([]byte, error)

+ func SetRawPath(data []byte, path string, raw []byte) ([]byte, error)

+ func Skip(data []byte) (start, end int, ok bool)

+ func Unmarshal(data []byte, v any) error

+ func Valid(data []byte) bool

+ type AppendFunc func(dst []byte, p unsafe.Pointer, opts Options) []byte

+ type Decoder struct

+ func NewDecoder(r io.Reader) *Decoder

+ func (d *Decoder) Buffered() io.Reader

+ func (d *Decoder) Decode(out any) error

+ func (d *Decoder) DisallowUnknownFields()

+ func (d *Decoder) InputOffset() int64

+ func (d *Decoder) More() bool

+ func (d *Decoder) Token() (Token, error)

+ func (d *Decoder) UseNumber()

+ func (d *Decoder) Value() (Value, error)

+ type Delim = json.Delim

type Doc

+ func MustParse(data []byte) *Doc

+ func (d *Doc) Path(path string) Value

+ func (d *Doc) Unmarshal(v any) error

+ type Encoder struct

+ func NewEncoder(w io.Writer) *Encoder

+ func (e *Encoder) Encode(v any) error

+ func (e *Encoder) Options(o Options)

+ func (e *Encoder) SetEscapeHTML(on bool)

+ func (e *Encoder) SetIndent(prefix, indent string)

+ type InvalidUnmarshalError = json.InvalidUnmarshalError

+ type MappedFile struct

+ func OpenFile(path string, validate bool) (*MappedFile, error)

+ func (m *MappedFile) Bytes() []byte

+ func (m *MappedFile) Close() error

+ func (m *MappedFile) Doc() *Doc

+ type Marshaler = json.Marshaler

+ type MarshalerError = json.MarshalerError

+ type Options struct

+ EscapeHTML bool

+ OmitZeroStructFields bool

+ SortMapKeys bool

+ ValidateStrings bool

+ func (o Options) Marshal(v any) ([]byte, error)

+ func (o Options) MarshalTo(dst []byte, v any) ([]byte, error)

+ func (o Options) MarshalWrite(w io.Writer, v any) error

+ type RawMessage = json.RawMessage

+ type SyntaxError struct

+ Offset int64

+ func (e *SyntaxError) Error() string

+ type Token = json.Token

+ type UnmarshalTypeError = json.UnmarshalTypeError

+ type Unmarshaler = json.Unmarshaler

+ type UnsupportedTypeError = json.UnsupportedTypeError

+ type UnsupportedValueError = json.UnsupportedValueError

type Value

+ func GetMany(data []byte, paths ...[]string) []Value

+ func GetPath(data []byte, path string) Value

+ func (v Value) All() iter.Seq2[int, Value]

+ func (v Value) Decode(out any) error

+ func (v Value) Get(path ...string) Value

+ func (v Value) Keys() iter.Seq[string]

+ func (v Value) Members() iter.Seq2[string, Value]

+ func (v Value) Path(path string) Value

+ func (v Value) StringNoCopy() string

+ func (v Value) Time() time.Time

+ func (v Value) Values() iter.Seq[Value]

v0.3.0

Aug 2, 2026

v0.2.0

Aug 1, 2026

v0.1.0

Aug 1, 2026

Changes in this version

+ type Doc struct

+ func Parse(data []byte) (*Doc, error)

+ func Scan(data []byte) (*Doc, error)

+ func (d *Doc) Get(path ...string) Value

+ func (d *Doc) Root() Value

+ type Kind uint8

+ const Array

+ const Bool

+ const Invalid

+ const Null

+ const Number

+ const Object

+ const String

+ func (k Kind) String() string

+ type Parser struct

+ func (p *Parser) Parse(data []byte) (*Doc, error)

+ func (p *Parser) Scan(data []byte) (*Doc, error)

+ type Value struct

+ func (v Value) Bool() bool

+ func (v Value) Exists() bool

+ func (v Value) Float() float64

+ func (v Value) ForEach(fn func(Value) bool)

+ func (v Value) ForEachKey(fn func(string, Value) bool)

+ func (v Value) Index(n int) Value

+ func (v Value) Int() int64

+ func (v Value) IsNull() bool

+ func (v Value) Key(name string) Value

+ func (v Value) Kind() Kind

+ func (v Value) Len() int

+ func (v Value) Raw() []byte

+ func (v Value) String() string