[−][src]Struct bigint::uint::U128
Little-endian large integer type
Methods
impl U128
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pub const MAX: U128
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pub fn from_dec_str(value: &str) -> Result<Self, FromDecStrErr>
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Convert from a decimal string.
pub fn low_u32(&self) -> u32
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Conversion to u32
pub fn low_u64(&self) -> u64
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Conversion to u64
pub fn as_u32(&self) -> u32
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pub fn as_u64(&self) -> u64
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pub fn is_zero(&self) -> bool
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Whether this is zero.
pub fn bits(&self) -> usize
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Return the least number of bits needed to represent the number
pub fn bit(&self, index: usize) -> bool
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pub fn leading_zeros(&self) -> u32
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Returns the number of leading zeros in the binary representation of self.
pub fn trailing_zeros(&self) -> u32
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Returns the number of leading zeros in the binary representation of self.
pub fn byte(&self, index: usize) -> u8
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pub fn to_big_endian(&self, bytes: &mut [u8])
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Write to the slice in big-endian format.
pub fn to_little_endian(&self, bytes: &mut [u8])
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Write to the slice in little-endian format.
pub fn exp10(n: usize) -> Self
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pub fn zero() -> Self
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Zero (additive identity) of this type.
pub fn one() -> Self
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One (multiplicative identity) of this type.
pub fn max_value() -> Self
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The maximum value which can be inhabited by this type.
pub fn pow(self, expon: Self) -> Self
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Fast exponentation by squaring https://en.wikipedia.org/wiki/Exponentiation_by_squaring
Panics
Panics if the result overflows the type.
pub fn overflowing_pow(self, expon: Self) -> (Self, bool)
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Fast exponentation by squaring https://en.wikipedia.org/wiki/Exponentiation_by_squaring
pub fn overflowing_add(self, other: U128) -> (U128, bool)
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Optimized instructions
pub fn saturating_add(self, other: U128) -> U128
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Addition which saturates at the maximum value.
pub fn overflowing_sub(self, other: U128) -> (U128, bool)
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Subtraction which underflows and returns a flag if it does.
pub fn saturating_sub(self, other: U128) -> U128
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Subtraction which saturates at zero.
pub fn overflowing_mul(self, other: U128) -> (U128, bool)
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Multiply with overflow, returning a flag if it does.
pub fn saturating_mul(self, other: U128) -> U128
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Multiplication which saturates at the maximum value..
pub fn overflowing_div(self, other: U128) -> (U128, bool)
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Division with overflow
pub fn overflowing_rem(self, other: U128) -> (U128, bool)
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Modulus with overflow.
pub fn overflowing_neg(self) -> (U128, bool)
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Negation with overflow.
pub fn from_big_endian(slice: &[u8]) -> Self
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Converts from big endian representation bytes in memory
Can also be used as (&slice).into(), as it is default From
slice implementation for U256
pub fn from_little_endian(slice: &[u8]) -> Self
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Converts from little endian representation bytes in memory
Trait Implementations
impl Add<U128> for U128
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type Output = U128
The resulting type after applying the +
operator.
fn add(self, other: U128) -> U128
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impl BitAnd<U128> for U128
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type Output = U128
The resulting type after applying the &
operator.
fn bitand(self, other: U128) -> U128
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impl BitOr<U128> for U128
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type Output = U128
The resulting type after applying the |
operator.
fn bitor(self, other: U128) -> U128
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impl BitXor<U128> for U128
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type Output = U128
The resulting type after applying the ^
operator.
fn bitxor(self, other: U128) -> U128
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impl Clone for U128
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fn clone(&self) -> U128
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fn clone_from(&mut self, source: &Self)
1.0.0[src]
impl Copy for U128
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impl Debug for U128
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impl Default for U128
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impl Display for U128
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impl Div<U128> for U128
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type Output = U128
The resulting type after applying the /
operator.
fn div(self, other: U128) -> U128
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impl Eq for U128
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impl<'a> From<&'a [u8; 16]> for U128
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impl<'a> From<&'a [u8]> for U128
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impl From<[u8; 16]> for U128
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impl From<U128> for U512
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impl From<U128> for U256
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impl From<U128> for [u8; 16]
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impl From<U256> for U128
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impl From<U512> for U128
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impl From<i16> for U128
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impl From<i32> for U128
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impl From<i64> for U128
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impl From<i8> for U128
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impl From<isize> for U128
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impl From<u16> for U128
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impl From<u32> for U128
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impl From<u64> for U128
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impl From<u8> for U128
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impl From<usize> for U128
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impl Hash for U128
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fn hash<__H: Hasher>(&self, state: &mut __H)
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fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,
1.3.0[src]
H: Hasher,
impl LowerHex for U128
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impl Mul<U128> for U128
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type Output = U128
The resulting type after applying the *
operator.
fn mul(self, other: U128) -> U128
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impl Not for U128
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impl Ord for U128
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fn cmp(&self, other: &U128) -> Ordering
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#[must_use]fn max(self, other: Self) -> Self
1.21.0[src]
#[must_use]fn min(self, other: Self) -> Self
1.21.0[src]
#[must_use]fn clamp(self, min: Self, max: Self) -> Self
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impl PartialEq<U128> for U128
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impl PartialOrd<U128> for U128
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fn partial_cmp(&self, other: &U128) -> Option<Ordering>
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#[must_use]fn lt(&self, other: &Rhs) -> bool
1.0.0[src]
#[must_use]fn le(&self, other: &Rhs) -> bool
1.0.0[src]
#[must_use]fn gt(&self, other: &Rhs) -> bool
1.0.0[src]
#[must_use]fn ge(&self, other: &Rhs) -> bool
1.0.0[src]
impl Rem<U128> for U128
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type Output = U128
The resulting type after applying the %
operator.
fn rem(self, other: U128) -> U128
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impl Shl<usize> for U128
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type Output = U128
The resulting type after applying the <<
operator.
fn shl(self, shift: usize) -> U128
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impl Shr<usize> for U128
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type Output = U128
The resulting type after applying the >>
operator.
fn shr(self, shift: usize) -> U128
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impl StructuralEq for U128
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impl StructuralPartialEq for U128
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impl Sub<U128> for U128
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Auto Trait Implementations
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,