Trait Sampler 

pub trait Sampler: Iterator<Item = usize> {
    // Required method
    fn len(&self) -> usize;

    // Provided method
    fn is_empty(&self) -> bool { ... }
}

Trait for sampling indices

Required Methods

fn len(&self) -> usize

Provided Methods

fn is_empty(&self) -> bool

Dyn Compatibility

This trait is dyn compatible.

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

Implementors

impl Sampler for RandomSampler

impl Sampler for SequentialSampler

impl Sampler for WeightedRandomSampler