Trait Length

pub trait Length {
    // Required method
    fn len(&self) -> usize;

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

A trait for types whose values have a length, in bytes.

Required Methods

fn len(&self) -> usize

The size of the object in bytes

Provided Methods

fn is_empty(&self) -> bool

Implementations on Foreign Types

impl Length for str

fn len(&self) -> usize

impl Length for String

fn len(&self) -> usize

impl<T> Length for [T]

fn len(&self) -> usize

impl<T> Length for Vec<T>

fn len(&self) -> usize

Implementors