Module rand

Random number generators.

See crate ::rand.

Modules

distr

Generating random samples from probability distributions

prelude

Convenience re-export of common members

rngs

Random number generators and adapters

seq

Sequence-related functionality

Traits

CryptoRng

A marker trait used to indicate that an RngCore implementation is supposed to be cryptographically secure.

Fill

Types which may be filled with random data

Rng

User-level interface for RNGs

RngCore

Implementation-level interface for RNGs

SeedableRng

A random number generator that can be explicitly seeded.

TryCryptoRng

A marker trait used to indicate that a TryRngCore implementation is supposed to be cryptographically secure.

TryRngCore

A potentially fallible variant of RngCore

Functions

fill

Fill any type implementing Fill with random data

random

Generate a random value using the thread-local random number generator.

random_bool

Return a bool with a probability p of being true.

random_iter

Return an iterator over random() variates

random_range

Generate a random value in the given range using the thread-local random number generator.

random_ratio

Return a bool with a probability of numerator/denominator of being true.

rng

Access a fast, pre-initialized generator

thread_rngDeprecated

Access the thread-local generator