Trait Any 

pub trait Any {
    type Item;

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

Provides a predicate that checks whether at least one item matches.

Required Associated Types

type Item

Required Methods

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

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

Returns true when any item matches 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> Any for [T]

type Item = T

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

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

Implementors