Question

How to catch invalid_argument in C++

Answer 1

#include <iostream>
#include <exception>
#include <bitset>

using std::cout;
using std::endl;

int main()
{
	try {
		std::bitset<3> mybitset(std::string("c++"));
	}
	catch (const std::invalid_argument& ia) {
		std::cerr << "Invalid argument: " << ia.what() << endl;
	}

	return 0;
}


/*
run:

Invalid argument: invalid bitset<N> char

*/

 

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