I understand that decltype is used for auto types, but

Question

C / C++

Nomid Íkorni-Sciurus Lomysz

I understand that decltype is used for auto types, but

what is the advantage over auto ?

0

09.08.2018

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Пользователь 61661

Auto strip away const and reference qualifier

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09.08.2018

Isc

not true, decltype returns the type of the evaluated expression

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09.08.2018

Dxr

decltype(auto) can be used for avoid lose & from a return: ie: auto x = something(); //and something is returns int&, x will be int. decltype(auto) y = something(); //and something is return int&, x wil be int&

0

09.08.2018

Пользователь 61661 · Accepted Answer

Пользователь 61661

20€

0

09.08.2018

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I understand that decltype is used for auto types, but

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