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C++ Quiz #138

No finally Keyword in C++

easyExceptions

C++ has no finally keyword. What guarantees that cleanup is printed in this program even though work() throws?

📄 Code

1#include <iostream>
2#include <stdexcept>
3 
4struct Guard {
5    ~Guard() { std::cout << "cleanup\n"; }
6};
7 
8void work() {
9    Guard g;
10    std::cout << "work\n";
11    throw std::runtime_error("failed");
12}
13 
14int main() {
15    try {
16        work();
17    } catch (const std::exception&) {
18        std::cout << "caught\n";
19    }
20    return 0;
21}