Struct amplify::num::u256[−][src]

pub struct u256(_);

Expand description

Little-endian large integer type

Implementations

`impl u256`[src]

`pub fn as_ptr(&self) -> *const u64`[src]

Converts the object to a raw pointer

`pub fn as_mut_ptr(&mut self) -> *mut u64`[src]

Converts the object to a mutable raw pointer

`pub fn array_len(&self) -> usize`[src]

Returns the length of the object as an array

`pub fn len(&self) -> usize`[src]

👎 Deprecated since 3.5.2:

use array_len instead

Returns the length of the object as an array

`pub fn byte_len(&self) -> usize`[src]

Returns the length of the object as an array

`pub fn is_empty(&self) -> bool`[src]

Returns whether the object, as an array, is empty. Always false.

`pub fn as_array(&self) -> &[u64; 4]`[src]

Returns the underlying array of words constituting large integer

`pub fn into_array(self) -> [u64; 4]`[src]

Returns the underlying array of words constituting large integer

`pub fn from_array(array: [u64; 4]) -> Self`[src]

Constructs integer type from the underlying array of words.

`impl u256`[src]

`pub fn low_u32(&self) -> u32`[src]

Conversion to u32

`pub fn low_u64(&self) -> u64`[src]

Conversion to u64

`pub fn bits(&self) -> usize`[src]

Return the least number of bits needed to represent the number

`pub fn mul_u32(self, other: u32) -> u256`[src]

Multiplication by u32

`pub fn from_u64(init: u64) -> Option<u256>`[src]

Create an object from a given unsigned 64-bit integer

`pub fn from_i64(init: i64) -> Option<u256>`[src]

Create an object from a given signed 64-bit integer

`pub fn from_be_bytes(bytes: [u8; 32]) -> u256`[src]

Creates the integer value from a byte array using big-endian encoding

`pub fn from_be_slice(bytes: &[u8]) -> Result<u256, ParseLengthError>`[src]

Creates the integer value from a byte slice using big-endian encoding

`pub fn from_le_bytes(bytes: [u8; 32]) -> u256`[src]

Creates the integer value from a byte array using little-endian encoding

`pub fn from_le_slice(bytes: &[u8]) -> Result<u256, ParseLengthError>`[src]

Creates the integer value from a byte slice using little-endian encoding

`pub fn to_be_bytes(self) -> [u8; 32]`[src]

Convert the integer into a byte array using big-endian encoding

`pub fn to_le_bytes(self) -> [u8; 32]`[src]

Convert a integer into a byte array using lottle-endian encoding

`impl u256`[src]

`pub fn increment(&mut self)`[src]

Increment by 1

Trait Implementations

`impl Add<u256> for u256`[src]

`type Output = u256`

The resulting type after applying the + operator.

`fn add(self, other: u256) -> u256`[src]

Performs the + operation. Read more

`impl BitAnd<u256> for u256`[src]

`type Output = u256`

The resulting type after applying the & operator.

`fn bitand(self, other: u256) -> u256`[src]

Performs the & operation. Read more

`impl BitArray for u256`[src]

`fn bit(&self, index: usize) -> bool`[src]

Is bit set?

`fn bit_slice(&self, start: usize, end: usize) -> u256`[src]

Returns an array which is just the bits from start to end

`fn mask(&self, n: usize) -> u256`[src]

Bitwise and with n ones

`fn trailing_zeros(&self) -> usize`[src]

Trailing zeros

`fn zero() -> u256`[src]

Create all-zeros value

`fn one() -> u256`[src]

Create value representing one

`impl BitOr<u256> for u256`[src]

`type Output = u256`

The resulting type after applying the | operator.

`fn bitor(self, other: u256) -> u256`[src]

Performs the | operation. Read more

`impl BitXor<u256> for u256`[src]

`type Output = u256`

The resulting type after applying the ^ operator.

`fn bitxor(self, other: u256) -> u256`[src]

Performs the ^ operation. Read more

`impl Clone for u256`[src]

`fn clone(&self) -> u256`[src]

Returns a copy of the value. Read more

`fn clone_from(&mut self, source: &Self)`1.0.0 [src]

Performs copy-assignment from source. Read more

`impl Debug for u256`[src]

`fn fmt(&self, f: &mut Formatter<'_>) -> Result`[src]

Formats the value using the given formatter. Read more

`impl Default for u256`[src]

`fn default() -> u256`[src]

Returns the “default value” for a type. Read more

`impl Display for u256`[src]

`fn fmt(&self, f: &mut Formatter<'_>) -> Result`[src]

Formats the value using the given formatter. Read more

`impl Div<u256> for u256`[src]

`type Output = u256`

The resulting type after applying the / operator.

`fn div(self, other: u256) -> u256`[src]

Performs the / operation. Read more

`impl Hash for u256`[src]

`fn hash<H: Hasher>(&self, state: &mut H)`[src]

Feeds this value into the given Hasher. Read more