Trait ElementAtOrDefault 

pub trait ElementAtOrDefault {
    type Item;

    // Required method
    fn elementat_or_default(&self, index: usize) -> Self::Item;
}

Provides indexed lookup with a default value when the index is out of range.

Required Associated Types

type Item

Required Methods

fn elementat_or_default(&self, index: usize) -> Self::Item

Returns the item at index, or T::default() when no item exists there.

Implementations on Foreign Types

impl<T> ElementAtOrDefault for [T]

where T: Default + Clone,

type Item = T

fn elementat_or_default(&self, index: usize) -> Self::Item

Implementors