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partial_order	https://en.cppreference.com/cpp/utility/compare/partial_order
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[edit]	https://cppreference.com/index.php?title=Template:cpp/utility/navbar_content&action=edit
Member functions	https://en.cppreference.com/cpp/utility/expected#Member_functions
expected::expected	https://en.cppreference.com/cpp/utility/expected/expected
expected::~expected	https://en.cppreference.com/cpp/utility/expected/~expected
expected::operator=	https://en.cppreference.com/cpp/utility/expected/operator%3D
Observers	https://en.cppreference.com/cpp/utility/expected#Observers
expected::operator->expected::operator*	https://en.cppreference.com/cpp/utility/expected/operator*
expected::operator boolexpected::has_value	https://en.cppreference.com/cpp/utility/expected/operator_bool
expected::value	https://en.cppreference.com/cpp/utility/expected/value
expected::error	https://en.cppreference.com/cpp/utility/expected/error
expected::value_or	https://en.cppreference.com/cpp/utility/expected/value_or
expected::error_or	https://en.cppreference.com/cpp/utility/expected/error_or
Monadic operations	https://en.cppreference.com/cpp/utility/expected#Monadic_operations
expected::and_then	https://en.cppreference.com/cpp/utility/expected/and_then
expected::or_else	https://en.cppreference.com/cpp/utility/expected/or_else
expected::transform	https://en.cppreference.com/cpp/utility/expected/transform
expected::transform_error	https://en.cppreference.com/cpp/utility/expected/transform_error
Modifiers	https://en.cppreference.com/cpp/utility/expected#Modifiers
expected::emplace	https://en.cppreference.com/cpp/utility/expected/emplace
expected::swap	https://en.cppreference.com/cpp/utility/expected/swap
Non-member functions	https://en.cppreference.com/cpp/utility/expected#Non-member_functions
operator==(std::expected)	https://en.cppreference.com/cpp/utility/expected/operator_cmp
swap(std::expected)	https://en.cppreference.com/cpp/utility/expected/swap2
Helper classes	https://en.cppreference.com/cpp/utility/expected#Helper_classes
unexpected	https://en.cppreference.com/cpp/utility/expected/unexpected
bad_expected_access	https://en.cppreference.com/cpp/utility/expected/bad_expected_access
unexpect_tunexpect	https://en.cppreference.com/cpp/utility/expected/unexpect_t
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	https://en.cppreference.com/cpp/header/expected
nested within	https://en.cppreference.com/cpp/language/object#Address
std::unexpected	https://en.cppreference.com/cpp/utility/expected/unexpected
std::unexpect_t	https://en.cppreference.com/cpp/utility/expected/unexpect_t
1 Template parameters	https://en.cppreference.com/cpp/utility/expected#Template_parameters
2 Nested types	https://en.cppreference.com/cpp/utility/expected#Nested_types
3 Member templates	https://en.cppreference.com/cpp/utility/expected#Member_templates
4 Data members	https://en.cppreference.com/cpp/utility/expected#Data_members
5 Member functions	https://en.cppreference.com/cpp/utility/expected#Member_functions
5.1 Observers	https://en.cppreference.com/cpp/utility/expected#Observers
5.2 Monadic operations	https://en.cppreference.com/cpp/utility/expected#Monadic_operations
5.3 Modifiers	https://en.cppreference.com/cpp/utility/expected#Modifiers
6 Non-member functions	https://en.cppreference.com/cpp/utility/expected#Non-member_functions
7 Helper classes	https://en.cppreference.com/cpp/utility/expected#Helper_classes
8 Notes	https://en.cppreference.com/cpp/utility/expected#Notes
9 Example	https://en.cppreference.com/cpp/utility/expected#Example
10 Defect reports	https://en.cppreference.com/cpp/utility/expected#Defect_reports
11 References	https://en.cppreference.com/cpp/utility/expected#References
12 See also	https://en.cppreference.com/cpp/utility/expected#See_also
Destructible	https://en.cppreference.com/cpp/named_req/Destructible
Destructible	https://en.cppreference.com/cpp/named_req/Destructible
std::unexpected	https://en.cppreference.com/cpp/utility/expected/unexpected
std::unexpected	https://en.cppreference.com/cpp/utility/expected/unexpected
(constructor)	https://en.cppreference.com/cpp/utility/expected/expected
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value	https://en.cppreference.com/cpp/utility/expected/value
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