Bartłomiej Filipek • 2/3/2025

How to use std::span from C++20

This technical article explains the C++20 std::span feature, a non-owning view for contiguous sequences. It details its advantages over traditional pointer-size pairs, demonstrates construction with static and dynamic extents, and discusses performance implications like object size. The article also mentions updates for C++26, including the .at() method and initializer list support.

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#c #standard library #C20