Struct Frac

pub struct Frac<T: Integer>(/* private fields */);

分数を表す構造体

• Frac(a, b) := a / b

Implementations

impl<T: Integer + Copy> Frac<T>

pub fn new(a: T, b: T) -> Self

pub fn numer(&self) -> T

分子

pub fn denom(&self) -> T

分母

pub fn as_integer(&self) -> Option<T>

整数に変換する

Trait Implementations

impl<T> Add<T> for Frac<T>

where T: Integer + Copy,

type Output = Frac<T>

The resulting type after applying the + operator.

fn add(self, rhs: T) -> Self::Output

Performs the + operation.

impl<T> Add for Frac<T>

where T: Integer + Copy,

type Output = Frac<T>

The resulting type after applying the + operator.

fn add(self, rhs: Self) -> Self::Output

Performs the + operation.

impl<T> AddAssign<T> for Frac<T>

where T: Integer + Copy,

fn add_assign(&mut self, rhs: T)

Performs the += operation.

impl<T> AddAssign for Frac<T>

where T: Integer + Copy,

fn add_assign(&mut self, rhs: Self)

Performs the += operation.

impl<T: Clone + Integer> Clone for Frac<T>

fn clone(&self) -> Frac<T>

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<T: Debug + Integer> Debug for Frac<T>

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

Formats the value using the given formatter.

impl<T> Div<T> for Frac<T>

where T: Integer + Copy,

type Output = Frac<T>

The resulting type after applying the / operator.

fn div(self, rhs: T) -> Self::Output

Performs the / operation.

impl<T> Div for Frac<T>

where T: Integer + Copy,

type Output = Frac<T>

The resulting type after applying the / operator.

fn div(self, rhs: Self) -> Self::Output

Performs the / operation.

impl<T> DivAssign<T> for Frac<T>

where T: Integer + Copy,

fn div_assign(&mut self, rhs: T)

Performs the /= operation.

impl<T> DivAssign for Frac<T>

where T: Integer + Copy,

fn div_assign(&mut self, rhs: Self)

Performs the /= operation.

impl<T> From<T> for Frac<T>

where T: Integer + Copy,

fn from(value: T) -> Self

Converts to this type from the input type.

impl<T> Mul<T> for Frac<T>

where T: Integer + Copy,

type Output = Frac<T>

The resulting type after applying the * operator.

fn mul(self, rhs: T) -> Self::Output

Performs the * operation.

impl<T> Mul for Frac<T>

where T: Integer + Copy,

type Output = Frac<T>

The resulting type after applying the * operator.

fn mul(self, rhs: Self) -> Self::Output

Performs the * operation.

impl<T> MulAssign<T> for Frac<T>

where T: Integer + Copy,

fn mul_assign(&mut self, rhs: T)

Performs the *= operation.

impl<T> MulAssign for Frac<T>

where T: Integer + Copy,

fn mul_assign(&mut self, rhs: Self)

Performs the *= operation.

impl<T> Neg for Frac<T>

where T: Integer + Copy + Neg<Output = T>,

type Output = Frac<T>

The resulting type after applying the - operator.

fn neg(self) -> Self::Output

Performs the unary - operation.

impl<T> One for Frac<T>

where T: Integer + Copy,

fn one() -> Self

Returns the multiplicative identity element of Self, 1.

fn is_one(&self) -> bool

where Self: PartialEq,

Returns true if self is equal to the multiplicative identity.

fn set_one(&mut self)

Sets self to the multiplicative identity element of Self, 1.

impl<T> Ord for Frac<T>

where T: Integer + Copy,

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

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl<T> PartialEq for Frac<T>

where T: Integer + Copy,

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

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl<T> PartialOrd for Frac<T>

where T: Integer + Copy,

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

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

fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

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

fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

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

impl<T> Sub<T> for Frac<T>

where T: Integer + Copy,

type Output = Frac<T>

The resulting type after applying the - operator.

fn sub(self, rhs: T) -> Self::Output

Performs the - operation.

impl<T> Sub for Frac<T>

where T: Integer + Copy,

type Output = Frac<T>

The resulting type after applying the - operator.

fn sub(self, rhs: Self) -> Self::Output

Performs the - operation.

impl<T> SubAssign<T> for Frac<T>

where T: Integer + Copy,

fn sub_assign(&mut self, rhs: T)

Performs the -= operation.

impl<T> SubAssign for Frac<T>

where T: Integer + Copy,

fn sub_assign(&mut self, rhs: Self)

Performs the -= operation.

impl<T> Zero for Frac<T>

where T: Integer + Copy,

fn zero() -> Self

Returns the additive identity element of Self, 0.

fn is_zero(&self) -> bool

Returns true if self is equal to the additive identity.

fn set_zero(&mut self)

Sets self to the additive identity element of Self, 0.

impl<T: Copy + Integer> Copy for Frac<T>

impl<T> Eq for Frac<T>

where T: Integer + Copy,