stdoptional

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Does std::optional change signature of the function?
user_106304320
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stdoptional c++17 c++
Does C++ standard allow std::optional<double> to be implemented without overhead
user_7008250
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stdoptional c++17 ieee-754 floating-point c++
Is '_HAS_CXX17' macro usable in custom project headers to enable C++17 language set features?
user_21008660
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5559
boost-optional stdoptional visual-studio-2017 c++
std::optional implemented as union vs char[]/aligned_storage
user_14539460
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1849
stdoptional placement-new c++17 unions c++
Why std::optional::value() &&; return &&?
user_27254670
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937
stdoptional c++17 c++
Why does the const rvalue qualified std::optional::value() return a const rvalue reference?
user_55016750
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stdoptional c++17 rvalue-reference c++
How do I use std::optional in C++?
user_51389090
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stdoptional c++17 c++
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