TechQA.

Question

Why does std::optional not have a specialization for reference types?

score 46124 · Answer 1 · 2014-11-11 05:18:08

6

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46124

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Why does std::optional not have a specialization for reference types?

46.1k views Asked by Tomilov Anatoliy At 11 November 2014 at 05:18

score 985 · Answer 2 · 2017-09-04 13:42:24

Do std::optional and boost::optional respect alignment restrictions of the managed object?

985 views Asked by patatahooligan At 04 September 2017 at 13:42

score 1218 · Answer 3 · 2017-09-14 12:34:01

Why std::optional::value() &&; return &&?

1.2k views Asked by Draks At 14 September 2017 at 12:34

score 213 · Answer 4 · 2020-09-26 06:09:45

Performance between std::vector and std::array<std::optional>, n> to store small amount of data?

213 views Asked by blaoi At 26 September 2020 at 06:09

score 530 · Answer 5 · 2024-11-22 12:41:01

How to upcast an static std::optional

530 views Asked by rstr1112 At 22 November 2024 at 12:41

score 160 · Answer 6 · 2020-10-07 10:01:54

How to rewrite with boost::optional in C++11?

160 views Asked by javauser At 07 October 2020 at 10:01

score 2114 · Answer 7 · 2020-10-23 12:44:53

Converting one std::optional to another std::optional

2.1k views Asked by Patrick At 23 October 2020 at 12:44

score 100 · Answer 8 · 2023-11-09 10:38:24

Getting an optional of a class derived from abstract class, from a class derived from abstract class

100 views Asked by bmetz At 09 November 2023 at 10:38

score 152 · Answer 9 · 2024-11-24 16:02:11

How std::optional library handles emplace operation?

152 views Asked by green blanket At 24 November 2024 at 16:02

score 59 · Answer 10 · 2023-12-15 05:38:52

Is it possible to convert an object to std::optional without move or copy constructor?

59 views Asked by Jo3kerR At 15 December 2023 at 05:38

TechQA.

List Question

Why does std::optional not have a specialization for reference types?

Do std::optional and boost::optional respect alignment restrictions of the managed object?

Why std::optional::value() &&; return &&?

Performance between std::vector and std::array<std::optional>, n> to store small amount of data?

How to upcast an static std::optional

How to rewrite with boost::optional in C++11?

Converting one std::optional to another std::optional

Getting an optional of a class derived from abstract class, from a class derived from abstract class

How std::optional library handles emplace operation?

Is it possible to convert an object to std::optional without move or copy constructor?

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