Trait Rng 

pub trait Rng {
    // Required method
    fn fill_bytes(&mut self, dest: &mut [u8]);
}

Trait for random number generation. Callers provide an implementation; in std builds this wraps OS randomness.

Required Methods

fn fill_bytes(&mut self, dest: &mut [u8])

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl Rng for FixedRng

impl Rng for OsRng

Available on crate feature std only.