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std::copyable_function::
operator()
From cppreference.com
<
cpp
|
utility
|
functional
|
copyable function
C++
Compiler support
Freestanding and hosted
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Standard library
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Feature test macros
(C++20)
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Concepts library
(C++20)
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(C++11)
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(C++20)
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[edit]
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Library feature-test macros
(C++20)
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(C++11)
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(C++26)
source_location
(C++20)
Coroutine support
(C++20)
Contract support
(C++26)
Three-way comparison
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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
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(C++20)
(C++20)
(C++20)
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(C++20)
(C++20)
General utilities
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Bit manipulation
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(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)
[edit]
Function objects
Function wrappers
function
(C++11)
move_only_function
(C++23)
copyable_function
(C++26)