pub struct U256 { /* private fields */ }
Expand description
U256 holds a 256-bit unsigned integer.
§Examples
use soroban_sdk::{U256, Env};
let env = Env::default();
let u1 = U256::from_u32(&env, 6);
let u2 = U256::from_u32(&env, 3);
assert_eq!(u1.add(&u2), U256::from_u32(&env, 9));
Implementations§
Source§impl U256
impl U256
pub fn from_u32(env: &Env, u: u32) -> Self
pub fn from_u128(env: &Env, u: u128) -> Self
pub fn from_parts( env: &Env, hi_hi: u64, hi_lo: u64, lo_hi: u64, lo_lo: u64, ) -> Self
pub fn from_be_bytes(env: &Env, bytes: &Bytes) -> Self
pub fn to_u128(&self) -> Option<u128>
pub fn to_be_bytes(&self) -> Bytes
pub fn add(&self, other: &U256) -> U256
pub fn sub(&self, other: &U256) -> U256
pub fn mul(&self, other: &U256) -> U256
pub fn div(&self, other: &U256) -> U256
pub fn rem_euclid(&self, other: &U256) -> U256
pub fn pow(&self, pow: u32) -> U256
pub fn shl(&self, bits: u32) -> U256
pub fn shr(&self, bits: u32) -> U256
Trait Implementations§
Source§impl Ord for U256
impl Ord for U256
Source§impl PartialOrd for U256
impl PartialOrd for U256
Source§impl SorobanArbitrary for U256
Available on crate feature testutils
only.
impl SorobanArbitrary for U256
Available on crate feature
testutils
only.Source§type Prototype = ArbitraryU256
type Prototype = ArbitraryU256
A type that implements
Arbitrary
and can be converted to this
SorobanArbitrary
type.impl Eq for U256
Auto Trait Implementations§
impl Freeze for U256
impl !RefUnwindSafe for U256
impl !Send for U256
impl !Sync for U256
impl Unpin for U256
impl !UnwindSafe for U256
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Source§impl<Q, K> Comparable<K> for Q
impl<Q, K> Comparable<K> for Q
Source§impl<T, U, V, W, E, C> Compare<(T, U, V, W)> for C
impl<T, U, V, W, E, C> Compare<(T, U, V, W)> for C
type Error = E
fn compare( &self, a: &(T, U, V, W), b: &(T, U, V, W), ) -> Result<Ordering, <C as Compare<(T, U, V, W)>>::Error>
Source§impl<T, U, V, W, X, E, C> Compare<(T, U, V, W, X)> for C
impl<T, U, V, W, X, E, C> Compare<(T, U, V, W, X)> for C
type Error = E
fn compare( &self, a: &(T, U, V, W, X), b: &(T, U, V, W, X), ) -> Result<Ordering, <C as Compare<(T, U, V, W, X)>>::Error>
Source§impl<T> Downcast for Twhere
T: Any,
impl<T> Downcast for Twhere
T: Any,
Source§fn into_any(self: Box<T>) -> Box<dyn Any>
fn into_any(self: Box<T>) -> Box<dyn Any>
Convert
Box<dyn Trait>
(where Trait: Downcast
) to Box<dyn Any>
. Box<dyn Any>
can
then be further downcast
into Box<ConcreteType>
where ConcreteType
implements Trait
.Source§fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>
fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>
Convert
Rc<Trait>
(where Trait: Downcast
) to Rc<Any>
. Rc<Any>
can then be
further downcast
into Rc<ConcreteType>
where ConcreteType
implements Trait
.Source§fn as_any(&self) -> &(dyn Any + 'static)
fn as_any(&self) -> &(dyn Any + 'static)
Convert
&Trait
(where Trait: Downcast
) to &Any
. This is needed since Rust cannot
generate &Any
’s vtable from &Trait
’s.Source§fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)
fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)
Convert
&mut Trait
(where Trait: Downcast
) to &Any
. This is needed since Rust cannot
generate &mut Any
’s vtable from &mut Trait
’s.Source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
Source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
Source§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to
key
and return true
if they are equal.Source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
Source§impl<E, T, U> FromVal<E, T> for Uwhere
E: Env,
U: TryFromVal<E, T>,
impl<E, T, U> FromVal<E, T> for Uwhere
E: Env,
U: TryFromVal<E, T>,
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left
is true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left(&self)
returns true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read more