// Fallback, anything with an operator() template <typename T> struct function_traits : public function_traits<decltype(&T::operator())> > { }; Run Code Online (Sandbox Code Playgroud)
// Fallback, anything with an operator() template <typename T> struct function_traits : public function_traits<decltype(&T::operator())> > { };
这里是什么T::operator()意思?
T::operator()
这是来自 pytorch 的代码。
c++ function-object
c++ ×1
function-object ×1