C++ keyword: return - cppreference.com (original) (raw)
[edit] Usage
- return statement: as the declaration of the statement
[edit] Example
#include #include [[nodiscard]] constexpr auto clamp(int value, int min, int max) noexcept { if (value <= min) return min; else if (max <= value) return max; return value; // won't be executed past 'return' statement std::exit(value); } int main() noexcept { std::cout << clamp(1, 2, 4); std::cout << clamp(3, 2, 4); std::cout << clamp(5, 2, 4); return 0; // the value '0' that in main() indicates a success }
Output: