Trait Len 

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

Abstraction over .len() method to use it on type parameters.

Required Methods

fn len(&self) -> usize

Returns number of fields.

Implementations on Foreign Types

impl Len for Fields

fn len(&self) -> usize

impl<T> Len for [T]

fn len(&self) -> usize

Implementors