CS202
5- ‹#›
Catching an Exception
int main() {
int i;
cout <<"Enter an integer:
";
cin >>i;
n
try {
if (i != 42) //detect error condition
throw i; //throw an exception
cout <<"no throw was
executed" <<endl;
}
n
catch(int x) { //catch integer
exceptions
cout <<"exception handler
called; arg = " <<x <<endl;
i = 42; //set it to correct value
}
n
cout <<"normal program exit; i =
" <<i <<endl;
return(0);
}