Method iter

crates/core/src/slab.rs:455–464

(&self)

    /// Iteration order is undefined.
    #[inline]
    pub fn iter(&self) -> impl Iterator<Item = (Id, &T)> + '_ {
        assert!(self.entries.len() <= Self::MAX_CAPACITY);
        self.entries
            .iter()
            .enumerate()
            .filter_map(|(i, e)| match e {
                Entry::Occupied(x) => Some((Id(EntryIndex::new(i)), x)),
                Entry::Free { .. } => None,
            })
    }

    /// Mutably iterate over all values currently allocated within this `Slab`.
    ///