C++ keyword: return
From cppreference.com
[edit] Usage
- return statement: as the declaration of the statement
[edit] Example
Run this code
#include <cstdlib> #include <iostream> [[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:
234
[edit] See also
|
(since C++17) |
|
(since C++23) |
- switch statement:
switch
,case
- default (as case label declaration) etc:
default
- goto statement:
goto
- continue statement:
continue
- break statement:
break
(since C++20) |
- do-while loop and
while
loop:do
,while
- for loop and range-based
for
loop:for