Struct num_bigint::BigUint [] [src]

pub struct BigUint { /* fields omitted */ }

A big unsigned integer type.

A BigUint-typed value BigUint { data: vec!(a, b, c) } represents a number (a + b * big_digit::BASE + c * big_digit::BASE^2).

Methods

impl BigUint
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Creates and initializes a BigUint.

The digits are in little-endian base 232.

Creates and initializes a BigUint.

The digits are in little-endian base 232.

Creates and initializes a BigUint.

The bytes are in big-endian byte order.

Examples

use num_bigint::BigUint;

assert_eq!(BigUint::from_bytes_be(b"A"),
           BigUint::parse_bytes(b"65", 10).unwrap());
assert_eq!(BigUint::from_bytes_be(b"AA"),
           BigUint::parse_bytes(b"16705", 10).unwrap());
assert_eq!(BigUint::from_bytes_be(b"AB"),
           BigUint::parse_bytes(b"16706", 10).unwrap());
assert_eq!(BigUint::from_bytes_be(b"Hello world!"),
           BigUint::parse_bytes(b"22405534230753963835153736737", 10).unwrap());Run

Creates and initializes a BigUint.

The bytes are in little-endian byte order.

Returns the byte representation of the BigUint in little-endian byte order.

Examples

use num_bigint::BigUint;

let i = BigUint::parse_bytes(b"1125", 10).unwrap();
assert_eq!(i.to_bytes_le(), vec![101, 4]);Run

Returns the byte representation of the BigUint in big-endian byte order.

Examples

use num_bigint::BigUint;

let i = BigUint::parse_bytes(b"1125", 10).unwrap();
assert_eq!(i.to_bytes_be(), vec![4, 101]);Run

Returns the integer formatted as a string in the given radix. radix must be in the range [2, 36].

Examples

use num_bigint::BigUint;

let i = BigUint::parse_bytes(b"ff", 16).unwrap();
assert_eq!(i.to_str_radix(16), "ff");Run

Creates and initializes a BigUint.

Examples

use num_bigint::{BigUint, ToBigUint};

assert_eq!(BigUint::parse_bytes(b"1234", 10), ToBigUint::to_biguint(&1234));
assert_eq!(BigUint::parse_bytes(b"ABCD", 16), ToBigUint::to_biguint(&0xABCD));
assert_eq!(BigUint::parse_bytes(b"G", 16), None);Run

Determines the fewest bits necessary to express the BigUint.

Trait Implementations

impl Clone for BigUint
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Returns a copy of the value. Read more

Performs copy-assignment from source. Read more

impl Debug for BigUint
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Formats the value using the given formatter.

impl Hash for BigUint
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Feeds this value into the given [Hasher]. Read more

Feeds a slice of this type into the given [Hasher]. Read more

impl Encodable for BigUint
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Serialize a value using an Encoder.

impl Decodable for BigUint
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Deserialize a value using a Decoder.

impl PartialEq for BigUint
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This method tests for self and other values to be equal, and is used by ==. Read more

This method tests for !=.

impl Eq for BigUint
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impl PartialOrd for BigUint
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This method returns an ordering between self and other values if one exists. Read more

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

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

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

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

impl Ord for BigUint
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This method returns an Ordering between self and other. Read more

impl Default for BigUint
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Returns the "default value" for a type. Read more

impl Display for BigUint
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Formats the value using the given formatter. Read more

impl LowerHex for BigUint
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Formats the value using the given formatter.

impl UpperHex for BigUint
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Formats the value using the given formatter.

impl Binary for BigUint
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Formats the value using the given formatter.

impl Octal for BigUint
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Formats the value using the given formatter.

impl FromStr for BigUint
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The associated error which can be returned from parsing.

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

impl Num for BigUint
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Creates and initializes a BigUint.

impl BitAnd<BigUint> for BigUint
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The resulting type after applying the & operator

The method for the & operator

impl<'a> BitAnd<BigUint> for &'a BigUint
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The resulting type after applying the & operator

The method for the & operator

impl<'a, 'b> BitAnd<&'b BigUint> for &'a BigUint
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The resulting type after applying the & operator

The method for the & operator

impl<'a> BitAnd<&'a BigUint> for BigUint
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The resulting type after applying the & operator

The method for the & operator

impl BitOr<BigUint> for BigUint
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The resulting type after applying the | operator

The method for the | operator

impl<'a> BitOr<BigUint> for &'a BigUint
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The resulting type after applying the | operator

The method for the | operator

impl<'a, 'b> BitOr<&'b BigUint> for &'a BigUint
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The resulting type after applying the | operator

The method for the | operator

impl<'a> BitOr<&'a BigUint> for BigUint
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The resulting type after applying the | operator

The method for the | operator

impl BitXor<BigUint> for BigUint
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The resulting type after applying the ^ operator

The method for the ^ operator

impl<'a> BitXor<BigUint> for &'a BigUint
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The resulting type after applying the ^ operator

The method for the ^ operator

impl<'a, 'b> BitXor<&'b BigUint> for &'a BigUint
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The resulting type after applying the ^ operator

The method for the ^ operator

impl<'a> BitXor<&'a BigUint> for BigUint
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The resulting type after applying the ^ operator

The method for the ^ operator

impl Shl<usize> for BigUint
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The resulting type after applying the << operator

The method for the << operator

impl<'a> Shl<usize> for &'a BigUint
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The resulting type after applying the << operator

The method for the << operator

impl Shr<usize> for BigUint
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The resulting type after applying the >> operator

The method for the >> operator

impl<'a> Shr<usize> for &'a BigUint
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The resulting type after applying the >> operator

The method for the >> operator

impl Zero for BigUint
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Returns the additive identity element of Self, 0. Read more

Returns true if self is equal to the additive identity.

impl One for BigUint
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Returns the multiplicative identity element of Self, 1. Read more

impl Unsigned for BigUint
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impl Add<BigUint> for BigUint
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The resulting type after applying the + operator

The method for the + operator

impl<'a> Add<BigUint> for &'a BigUint
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The resulting type after applying the + operator

The method for the + operator

impl<'a, 'b> Add<&'b BigUint> for &'a BigUint
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The resulting type after applying the + operator

The method for the + operator

impl<'a> Add<&'a BigUint> for BigUint
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The resulting type after applying the + operator

The method for the + operator

impl Sub<BigUint> for BigUint
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The resulting type after applying the - operator

The method for the - operator

impl<'a, 'b> Sub<&'b BigUint> for &'a BigUint
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The resulting type after applying the - operator

The method for the - operator

impl<'a> Sub<&'a BigUint> for BigUint
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The resulting type after applying the - operator

The method for the - operator

impl<'a> Sub<BigUint> for &'a BigUint
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The resulting type after applying the - operator

The method for the - operator

impl Mul<BigUint> for BigUint
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The resulting type after applying the * operator

The method for the * operator

impl<'a> Mul<&'a BigUint> for BigUint
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The resulting type after applying the * operator

The method for the * operator

impl<'a> Mul<BigUint> for &'a BigUint
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The resulting type after applying the * operator

The method for the * operator

impl<'a, 'b> Mul<&'b BigUint> for &'a BigUint
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The resulting type after applying the * operator

The method for the * operator

impl Div<BigUint> for BigUint
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The resulting type after applying the / operator

The method for the / operator

impl<'a> Div<&'a BigUint> for BigUint
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The resulting type after applying the / operator

The method for the / operator

impl<'a> Div<BigUint> for &'a BigUint
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The resulting type after applying the / operator

The method for the / operator

impl<'a, 'b> Div<&'b BigUint> for &'a BigUint
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The resulting type after applying the / operator

The method for the / operator

impl Rem<BigUint> for BigUint
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The resulting type after applying the % operator

The method for the % operator

impl<'a> Rem<&'a BigUint> for BigUint
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The resulting type after applying the % operator

The method for the % operator

impl<'a> Rem<BigUint> for &'a BigUint
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The resulting type after applying the % operator

The method for the % operator

impl<'a, 'b> Rem<&'b BigUint> for &'a BigUint
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The resulting type after applying the % operator

The method for the % operator

impl Neg for BigUint
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The resulting type after applying the - operator

The method for the unary - operator

impl<'a> Neg for &'a BigUint
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The resulting type after applying the - operator

The method for the unary - operator

impl CheckedAdd for BigUint
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Adds two numbers, checking for overflow. If overflow happens, None is returned. Read more

impl CheckedSub for BigUint
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Subtracts two numbers, checking for underflow. If underflow happens, None is returned. Read more

impl CheckedMul for BigUint
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Multiplies two numbers, checking for underflow or overflow. If underflow or overflow happens, None is returned. Read more

impl CheckedDiv for BigUint
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Divides two numbers, checking for underflow, overflow and division by zero. If any of that happens, None is returned. Read more

impl Integer for BigUint
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Simultaneous truncated integer division and modulus. Returns (quotient, remainder). Read more

Floored integer division. Read more

Floored integer modulo, satisfying: Read more

Simultaneous floored integer division and modulus. Returns (quotient, remainder). Read more

Calculates the Greatest Common Divisor (GCD) of the number and other.

The result is always positive.

Calculates the Lowest Common Multiple (LCM) of the number and other.

Deprecated, use is_multiple_of instead.

Returns true if the number is a multiple of other.

Returns true if the number is divisible by 2.

Returns true if the number is not divisible by 2.

impl ToPrimitive for BigUint
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Converts the value of self to an i64.

Converts the value of self to an u64.

Converts the value of self to an f32.

Converts the value of self to an f64.

Converts the value of self to an isize.

Converts the value of self to an i8.

Converts the value of self to an i16.

Converts the value of self to an i32.

Converts the value of self to a usize.

Converts the value of self to an u8.

Converts the value of self to an u16.

Converts the value of self to an u32.

impl FromPrimitive for BigUint
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Convert an i64 to return an optional value of this type. If the type cannot be represented by this value, the None is returned. Read more

Convert an u64 to return an optional value of this type. If the type cannot be represented by this value, the None is returned. Read more

Convert a f64 to return an optional value of this type. If the type cannot be represented by this value, the None is returned. Read more

Convert an isize to return an optional value of this type. If the value cannot be represented by this value, the None is returned. Read more

Convert an i8 to return an optional value of this type. If the type cannot be represented by this value, the None is returned. Read more

Convert an i16 to return an optional value of this type. If the type cannot be represented by this value, the None is returned. Read more

Convert an i32 to return an optional value of this type. If the type cannot be represented by this value, the None is returned. Read more

Convert a usize to return an optional value of this type. If the type cannot be represented by this value, the None is returned. Read more

Convert an u8 to return an optional value of this type. If the type cannot be represented by this value, the None is returned. Read more

Convert an u16 to return an optional value of this type. If the type cannot be represented by this value, the None is returned. Read more

Convert an u32 to return an optional value of this type. If the type cannot be represented by this value, the None is returned. Read more

Convert a f32 to return an optional value of this type. If the type cannot be represented by this value, the None is returned. Read more

impl From<u64> for BigUint
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Performs the conversion.

impl From<u8> for BigUint
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Performs the conversion.

impl From<u16> for BigUint
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Performs the conversion.

impl From<u32> for BigUint
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Performs the conversion.

impl From<usize> for BigUint
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Performs the conversion.

impl ToBigUint for BigUint
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Converts the value of self to a BigUint.

impl ToBigInt for BigUint
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Converts the value of self to a BigInt.