Module prelude 

Convenience re-export of common members

Like the standard library’s prelude, this module simplifies importing of common items. Unlike the standard prelude, the contents of this module must be imported manually:

use rand::prelude::*;

Traits

CryptoRng

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

Distribution

Types (distributions) that can be used to create a random instance of T.

IteratorRandom

Extension trait on iterators, providing random sampling methods.

Rng

An automatically-implemented extension trait on RngCore providing high-level generic methods for sampling values and other convenience methods.

RngCore

The core of a random number generator.

SeedableRng

A random number generator that can be explicitly seeded.

SliceRandom

Extension trait on slices, providing random mutation and sampling methods.