Trait Set
data_structure_traits
pub trait Set<'a, V: ?Sized, Q: ?Sized>: Collection + Get<&'a Q, Output = V> where V: 'a + Borrow<Q>, Q: 'a, { fn contains(&self, q: &'a Q) -> bool { ... } }
fn contains(&self, q: &'a Q) -> bool
impl<'a, V: ?Sized, Q: ?Sized, T> Set<'a, V, Q> for T where T: 'a + Collection + Get<&'a Q, Output = V>, V: 'a + Borrow<Q>, Q: 'a,