Type Alias DefaultHashBuilder

pub type DefaultHashBuilder = RandomState;

The default BuildHasher used by HashMap and HashSet.

See the module documentation for more information on the default hasher.

Aliased Type

struct DefaultHashBuilder { /* private fields */ }

Implementations

impl RandomState

pub fn new() -> RandomState

Constructs a new RandomState that is initialized with random keys.

Examples

use std::hash::RandomState;

let s = RandomState::new();

Trait Implementations

impl BuildHasher for RandomState

type Hasher = DefaultHasher

Type of the hasher that will be created.

fn build_hasher(&self) -> DefaultHasher

Creates a new hasher.

fn hash_one<T>(&self, x: T) -> u64

where T: Hash, Self: Sized, Self::Hasher: Hasher,

Calculates the hash of a single value.

impl Clone for RandomState

fn clone(&self) -> RandomState

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for RandomState

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

Formats the value using the given formatter.

impl Default for RandomState

fn default() -> RandomState

Constructs a new RandomState.