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From cppreference.com
C++
Compiler support
Freestanding and hosted
Language
Standard library
Standard library headers
Named requirements
Feature test macros
(C++20)
Language support library
Concepts library
(C++20)
Metaprogramming library
(C++11)
Diagnostics library
General utilities library
Strings library
Containers library
Iterators library
Ranges library
(C++20)
Algorithms library
Numerics library
Localizations library
Input/output library
Filesystem library
(C++17)
Regular expressions library
(C++11)
Concurrency support library
(C++11)
Execution support library
(C++26)
Technical specifications
Symbols index
External libraries
[edit]
Utilities library
Language support
Type support
(basic types, RTTI)
Library feature-test macros
(C++20)
Dynamic memory management
Program utilities
Coroutine support
(C++20)
Variadic functions
is_constant_evaluated
(C++20)
is_within_lifetime
(C++26)
initializer_list
(C++11)
source_location
(C++20)
Three-way comparison
three_way_comparable
three_way_comparable_with
(C++20)
(C++20)
strong_ordering
(C++20)
weak_ordering
(C++20)
partial_ordering
(C++20)
common_comparison_category
(C++20)
compare_three_way_result
(C++20)
compare_three_way
(C++20)
strong_order
(C++20)
weak_order
(C++20)
partial_order
(C++20)
compare_strong_order_fallback
(C++20)
compare_weak_order_fallback
(C++20)
compare_partial_order_fallback
(C++20)
is_eq
is_lt
is_lteq
(C++20)
(C++20)
(C++20)
is_neq
is_gt
is_gteq
(C++20)
(C++20)
(C++20)
General utilities
Date and time
Function objects
Formatting library
(C++20)
bitset
hash
(C++11)
Relational operators
(deprecated in C++20)
rel_ops::operator!=
rel_ops::operator>
rel_ops::operator<=
rel_ops::operator>=
Integer comparison functions
cmp_equal
cmp_less
cmp_less_than
(C++20)
(C++20)
(C++20)
cmp_not_equal
cmp_greater
cmp_greater_than
(C++20)
(C++20)
(C++20)
in_range
(C++20)
Swap
and
type operations
swap
ranges::swap
(C++20)
exchange
(C++14)
declval
(C++11)
to_underlying
(C++23)
forward
(C++11)
forward_like
(C++23)
move
(C++11)
move_if_noexcept
(C++11)
as_const
(C++17)
Common vocabulary types
pair
tuple
(C++11)
optional
(C++17)
any
(C++17)
variant
(C++17)
tuple_size
(C++11)
tuple_element
(C++11)
apply
(C++17)
make_from_tuple
(C++17)
expected
(C++23)
Elementary string conversions
to_chars
(C++17)
from_chars
(C++17)
chars_format
(C++17)
to_chars_result
(C++17)
from_chars_result
(C++17)
[edit]
Diagnostics library
Exception handling
exception
uncaught_exception
uncaught_exceptions
(
until C++20*
)
(C++17)
exception_ptr
(C++11)
make_exception_ptr
(C++11)
current_exception
(C++11)
rethrow_exception
(C++11)
nested_exception
(C++11)
throw_with_nested
(C++11)
rethrow_if_nested
(C++11)
Exception handling failures
terminate
terminate_handler
get_terminate
(C++11)
set_terminate
bad_exception
unexpected
(
until C++17*
)
unexpected_handler
(
until C++17*
)
get_unexpected
(
until C++17*
)
set_unexpected
(
until C++17*
)
Error numbers
Error codes
errno
Assertions
assert
Exception categories
logic_error
invalid_argument
domain_error
length_error
out_of_range
runtime_error
range_error
overflow_error
underflow_error
tx_exception
(TM TS)
System error
error_category
(C++11)
generic_category
(C++11)
system_category
(C++11)
error_condition
(C++11)
errc
(C++11)
error_code
(C++11)
system_error
(C++11)
Stacktrace
stacktrace_entry
(C++23)
basic_stacktrace
(C++23)
Debugging support
is_debugger_present
(C++26)
breakpoint_if_debugging
(C++26)
breakpoint
(C++26)
[edit]
std::errc
Non-member functions
make_error_code
make_error_condition
Helper classes
is_error_condition_enum
[edit]