Class template argument deduction

LanguageC++174 papers2 connections

std::pair p{1, 2.0}; — deduction guides and the library integration.

Connected features

Return type deductionC++14deduction extended to class templatesCTAD improvements (C++20)C++20CTAD for aggregates and alias templates

Papers

4 · Oulu 2016 → Kona 2017

Adds class template argument deduction and deduction guides.

Read P0091R3 on wg21.link →Paper page