Trait amiwo::util::ContainsKeys

pub trait ContainsKeys<K> {
    fn contains_keys<Q: ?Sized>(&self, keys: &[&Q]) -> bool
    where
        K: Borrow<Q>,
        Q: Hash + Eq + Ord;
}

Adds a contains_keys() method to any Map like object

Required Methods

fn contains_keys<Q: ?Sized>(&self, keys: &[&Q]) -> bool where
    K: Borrow<Q>,
    Q: Hash + Eq + Ord, 

Implementors