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std::expected<T,E>::
or_else
From cppreference.com
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expected
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Feature test macros
(C++20)
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(C++20)
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(C++11)
is_constant_evaluated
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is_within_lifetime
(C++26)
source_location
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Coroutine support
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Three-way comparison
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(C++20)
(C++20)
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(C++20)
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(C++20)
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(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
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(C++20)
(C++20)
(C++20)
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(C++20)
(C++20)
(C++20)
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(C++20)
(C++20)
(C++20)
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(C++20)
(C++20)
in_range
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Swap
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declval
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move
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Common vocabulary types
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optional
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any
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variant
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tuple_size
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tuple_element
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apply
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