Trait All 

pub trait All {
    type Item;

    // Required method
    fn all<F>(&self, predicate: F) -> bool
       where F: FnMut(&Self::Item) -> bool;
}

Provides a predicate that checks whether every item matches.

Required Associated Types

type Item

Required Methods

fn all<F>(&self, predicate: F) -> bool

where F: FnMut(&Self::Item) -> bool,

Returns true when all items match the predicate.

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementations on Foreign Types

impl<T> All for [T]

type Item = T

fn all<F>(&self, predicate: F) -> bool

where F: FnMut(&Self::Item) -> bool,

Implementors