Struct ckb_types::H256

pub struct H256(pub [u8; 32]);

The 32-byte fixed-length binary data.

The name comes from the number of bits in the data.

In JSONRPC, it is encoded as a 0x-prefixed hex string.

Implementations

impl H256

pub fn as_bytes(&self) -> &[u8]

pub fn from_slice(input: &[u8]) -> Result<H256, FromSliceError>

impl H256

pub fn from_trimmed_str(input: &str) -> Result<H256, FromStrError>

Trait Implementations

impl AsMut<[u8]> for H256

fn as_mut(&mut self) -> &mut [u8]

Performs the conversion.

impl AsRef<[u8]> for H256

fn as_ref(&self) -> &[u8]

Performs the conversion.

impl Clone for H256

fn clone(&self) -> H256

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for H256

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Default for H256

fn default() -> H256

Returns the "default value" for a type.

impl<'de> Deserialize<'de> for H256

fn deserialize<D>(
    deserializer: D
) -> Result<H256, <D as Deserializer<'de>>::Error> where
    D: Deserializer<'de>, 

Deserialize this value from the given Serde deserializer.

impl Display for H256

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Eq for H256

impl From<[u8; 32]> for H256

fn from(bytes: [u8; 32]) -> H256

Performs the conversion.

impl FromStr for H256

type Err = FromStrError

The associated error which can be returned from parsing.

fn from_str(input: &str) -> Result<H256, <H256 as FromStr>::Err>

Parses a string s to return a value of this type.

impl Hash for H256

fn hash<H>(&self, state: &mut H) where
    H: Hasher, 

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given Hasher.

impl LowerHex for H256

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Ord for H256

fn cmp(&self, other: &H256) -> Ordering

This method returns an Ordering between self and other.

#[must_use]fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

#[must_use]fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

#[must_use]fn clamp(self, min: Self, max: Self) -> Self

🔬 This is a nightly-only experimental API. (clamp)

Restrict a value to a certain interval.

impl Pack<Byte32> for H256

fn pack(&self) -> Byte32

impl PartialEq<H256> for H256

fn eq(&self, other: &H256) -> bool

This method tests for self and other values to be equal, and is used by ==.

#[must_use]fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl PartialOrd<H256> for H256

fn partial_cmp(&self, other: &H256) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

#[must_use]fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator.

#[must_use]fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

#[must_use]fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator.

#[must_use]fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl Serialize for H256

fn serialize<S>(
    &self,
    serializer: S
) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error> where
    S: Serializer, 

Serialize this value into the given Serde serializer.

impl<'r> Unpack<H256> for Byte32Reader<'r>

fn unpack(&self) -> H256

impl Unpack<H256> for Byte32

fn unpack(&self) -> H256