#Reflection

You've probably formatted a string in C++ more times than you've thought about how it works. Write a format string, pass some values; the library parses at runtime. It's a solved problem, shipped, sta

C++26 was voted out in March 2026. Contracts, reflection, and sender/receiver all shipped. I fed every major feature through GCC 15 and Clang 21 to see what actually compiles today.