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Explore the transformative potential of C++'s upcoming reflection feature in this comprehensive conference talk from C++Now 2025. Discover the final version of the "Reflection" feature targeting C++26, including the std::meta namespace, which is slated for standardization in June 2025. Begin with a historical overview of reflection in programming languages before diving into the utilities and capabilities of the latest reflection proposal. Learn practical applications through demonstrations of common reflection use cases and understand the power this feature brings to C++ development. Examine the possibilities within "Reflection Libraries," including both traditional functionality-providing libraries and novel approaches that reshape user code. See examples of what such libraries can cover and explore potential future directions for reflection-based development. Understand how reflection may fundamentally impact codebase management and the software delivery process, opening up a new world of metaprogramming possibilities in modern C++.
