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ulid

package module

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Versions in this module

v2

v2.1.2

Jul 23, 2026

v2.1.1

Apr 13, 2024

Changes in this version

+ var Zero ULID

type ULID

+ func MustNewDefault(t time.Time) ULID

+ func (id ULID) IsZero() bool

+ func (id ULID) Timestamp() time.Time

v2.1.0

Jun 22, 2022

Changes in this version

+ func DefaultEntropy() io.Reader

+ type LockedMonotonicReader struct

+ func (r *LockedMonotonicReader) MonotonicRead(ms uint64, p []byte) (err error)

type ULID

+ func Make() (id ULID)

+ func (id ULID) Bytes() []byte

v2.1.0-alpha.1

Jun 22, 2022

v2.0.2

May 9, 2019

v2.0.1

May 7, 2019

Changes in this version

+ const EncodedSize

+ const Encoding

+ var ErrBigTime = errors.New("ulid: time too big")

+ var ErrBufferSize = errors.New("ulid: bad buffer size when marshaling")

+ var ErrDataSize = errors.New("ulid: bad data size when unmarshaling")

+ var ErrInvalidCharacters = errors.New("ulid: bad data characters when unmarshaling")

+ var ErrMonotonicOverflow = errors.New("ulid: monotonic entropy overflow")

+ var ErrOverflow = errors.New("ulid: overflow when unmarshaling")

+ var ErrScanValue = errors.New("ulid: source value must be a string or byte slice")

+ func MaxTime() uint64

+ func Now() uint64

+ func Time(ms uint64) time.Time

+ func Timestamp(t time.Time) uint64

+ type MonotonicEntropy struct

+ func Monotonic(entropy io.Reader, inc uint64) *MonotonicEntropy

+ func (m *MonotonicEntropy) MonotonicRead(ms uint64, entropy []byte) (err error)

+ type MonotonicReader interface

+ MonotonicRead func(ms uint64, p []byte) error

+ type ULID [16]byte

+ func MustNew(ms uint64, entropy io.Reader) ULID

+ func MustParse(ulid string) ULID

+ func MustParseStrict(ulid string) ULID

+ func New(ms uint64, entropy io.Reader) (id ULID, err error)

+ func Parse(ulid string) (id ULID, err error)

+ func ParseStrict(ulid string) (id ULID, err error)

+ func (id *ULID) Scan(src interface{}) error

+ func (id *ULID) SetEntropy(e []byte) error

+ func (id *ULID) SetTime(ms uint64) error

+ func (id *ULID) UnmarshalBinary(data []byte) error

+ func (id *ULID) UnmarshalText(v []byte) error

+ func (id ULID) Compare(other ULID) int

+ func (id ULID) Entropy() []byte

+ func (id ULID) MarshalBinary() ([]byte, error)

+ func (id ULID) MarshalBinaryTo(dst []byte) error

+ func (id ULID) MarshalText() ([]byte, error)

+ func (id ULID) MarshalTextTo(dst []byte) error

+ func (id ULID) String() string

+ func (id ULID) Time() uint64

+ func (id ULID) Value() (driver.Value, error)

Other modules containing this package

github.com/oklog/ulid