Method at

source/core/StarFlatHashMap.hpp:454–459

template <typename Key, typename Mapped, typename Hash, typename Equals, typename Allocator>
auto FlatHashMap<Key, Mapped, Hash, Equals, Allocator>::at(key_type const& key) -> mapped_type& {
  auto i = m_table.find(key);
  if (i == m_table.end())
    throw std::out_of_range("no such key in FlatHashMap");
  return i->second;
}

template <typename Key, typename Mapped, typename Hash, typename Equals, typename Allocator>
auto FlatHashMap<Key, Mapped, Hash, Equals, Allocator>::at(key_type const& key) const -> mapped_type const& {