Here is a list of all documented functions with links to the class documentation for each member:

### - i -

- id() : std::locale::id
- ignore() : std::basic_istream< _CharT, _Traits >
- imbue() : std::basic_ios< _CharT, _Traits >, std::basic_regex< _Ch_type, _Rx_traits >, std::basic_streambuf< _CharT, _Traits >, std::ios_base, std::regex_traits< _Ch_type >
- in() : std::__codecvt_abstract_base< _InternT, _ExternT, _StateT >
- in_avail() : std::basic_streambuf< _CharT, _Traits >
- independent_bits_engine() : std::independent_bits_engine< _RandomNumberEngine, __w, _UIntType >
- indirect_array() : std::indirect_array< _Tp >
- infinity() : std::numeric_limits< _Tp >
- init() : std::basic_ios< _CharT, _Traits >
- insert() : __gnu_cxx::__versa_string< _CharT, _Traits, _Alloc, _Base >, std::basic_string< _CharT, _Traits, _Alloc >, std::deque< _Tp, _Alloc >, std::list< _Tp, _Alloc >, std::map< _Key, _Tp, _Compare, _Alloc >, std::multimap< _Key, _Tp, _Compare, _Alloc >, std::multiset< _Key, _Compare, _Alloc >, std::set< _Key, _Compare, _Alloc >, std::unordered_map< _Key, _Tp, _Hash, _Pred, _Alloc >, std::unordered_multimap< _Key, _Tp, _Hash, _Pred, _Alloc >, std::unordered_multiset< _Value, _Hash, _Pred, _Alloc >, std::unordered_set< _Value, _Hash, _Pred, _Alloc >, std::vector< _Tp, _Alloc >
- insert_after() : std::forward_list< _Tp, _Alloc >
- insert_iterator() : std::insert_iterator< _Container >
- intervals() : std::piecewise_constant_distribution< _RealType >, std::piecewise_linear_distribution< _RealType >
- is() : std::__ctype_abstract_base< _CharT >, std::ctype< char >
- is_emptyset() : std::tr2::bool_set
- is_grow_needed() : __gnu_pbds::cc_hash_max_collision_check_resize_trigger< External_Load_Access, Size_Type >, __gnu_pbds::sample_resize_trigger
- is_indeterminate() : std::tr2::bool_set
- is_open() : std::basic_filebuf< _CharT, _Traits >, std::basic_fstream< _CharT, _Traits >, std::basic_ifstream< _CharT, _Traits >, std::basic_ofstream< _CharT, _Traits >
- is_resize_needed() : __gnu_pbds::cc_hash_max_collision_check_resize_trigger< External_Load_Access, Size_Type >, __gnu_pbds::sample_resize_policy, __gnu_pbds::sample_resize_trigger
- is_singleton() : std::tr2::bool_set
- isctype() : std::regex_traits< _Ch_type >
- istream_iterator() : std::istream_iterator< _Tp, _CharT, _Traits, _Dist >
- istreambuf_iterator() : std::istreambuf_iterator< _CharT, _Traits >
- iterator_() : iterator_
- iword() : std::ios_base