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C++ | Exception Handling | Question 12

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What happens when a function throws an error but doesn’t specify it in the list of exceptions it can throw.

For example, what is the output of following program?

#include <iostream>
using namespace std;
// Ideally it should have been "int fun() (int)"
int fun()
    throw 10;
int main()
    catch (int )
        cout << "Caught";
    return 0;

(A) Compiler Error
(B) No compiler Error. Output is “Caught”

Answer: (B)

Explanation: C++ compiler doesn’t check enforce a function to list the exceptions that it can throw. In Java, it is enforced.

It is up to the programmer to specify. Being a civilized programmer, a programmer should specify the list.

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Last Updated : 28 Jun, 2021
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