The Detection Idiom - A Better Way to SFINAE
Explore the powerful "Detection idiom" hidden in the Library fundamentals Technical Specification in this comprehensive conference talk from C++Now 2017. Delve into this underappreciated yet potent method for distinguishing between types, simplifying the often tedious and confusing process of writing SFINAE constraints. Follow along as Marshall Clow, an experienced programmer and significant contributor to Boost and the C++ standard committee, introduces the detection idiom, explains its inner workings, and demonstrates its practical applications through various examples. Learn about the Detection Team, Walter Brown's contributions, and how this idiom solves common programming challenges. Gain insights into concepts such as Nonesuch, Detected, Void_t, Default, Detected_Exact, Detected_Member, and the Detection Free idiom. Discover how to apply the detection idiom to operators and enhance your C++ programming skills.