Trait WithLen 

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

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

Required Methods

fn len(&self) -> usize

Provided Methods

fn is_empty(&self) -> bool

fn not_empty(&self) -> bool

Implementations on Foreign Types

impl WithLen for str

fn len(&self) -> usize

impl WithLen for String

fn len(&self) -> usize

impl<K, V> WithLen for HashMap<K, V>

fn len(&self) -> usize

impl<T> WithLen for Vec<T>

fn len(&self) -> usize

impl<T> WithLen for HashSet<T>

fn len(&self) -> usize

Implementors