Tencent Cloud Developer
Jun 22, 2022 · Fundamentals
Understanding C++ Customization Points: CPO, tag_invoke, and Ranges
This article explains how modern C++ libraries achieve extensible interfaces using Customization Point Objects and the tag_invoke mechanism, compares classic techniques, details the implementation of ranges::begin, and shows how tag_invoke provides a scalable, concept‑friendly alternative for generic library design.
C++CPOCustomization Point Object
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