Restricting function throw types.

 

#include <iostream>
using namespace std;


void myFunction(int test) throw(int, char, double)
{
  if(test==0) 
     throw test;                // throw int
  if(test==1) 
     throw 'a';                 // throw char
  if(test==2) 
     throw 333.23;              // throw double
}

int main()
{
  cout << "start\n";

  try{
    myFunction(0);                       
  }
  catch(int i) {
    cout << "Caught an integer\n";
  }
  catch(char c) { 
    cout << "Caught char\n";
  }
  catch(double d) { 
    cout << "Caught double\n";
  }

  try{
    myFunction(1);                       
  }
  catch(int i) {
    cout << "Caught an integer\n";
  }
  catch(char c) { 
    cout << "Caught char\n";
  }
  catch(double d) { 
    cout << "Caught double\n";
  }

  try{
    myFunction(2);                       
  }
  catch(int i) {
    cout << "Caught an integer\n";
  }
  catch(char c) { 
    cout << "Caught char\n";
  }
  catch(double d) { 
    cout << "Caught double\n";
  }


  cout << "end";

  return 0;
}

Related examples in the same category

1.	Rethrowing an Exception
2.	A try/catch can be inside a function other than main().
3.	Uses catch(...) to catch all exceptions
4.	Handle exceptions thrown by new.
5.	Catch exception: int i
6.	Different types of exceptions can be caught.
7.	An exception can be thrown from outside the try block
8.	Throw and catch an exception inside a function
9.	Matching Any Exception
10.	No Exception Handling
11.	Terminate Handler

Restricting function throw types. : Exception « Development « C++

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