Question

How to pass reference of a string to a function in C++

Answer 1

#include <iostream>
#include <string>

using namespace std;

void string_by_reference(string &s);

int main()
{
	string s = "abcde";

	string_by_reference(s);

	cout << s << endl;

	return 0;
}

void string_by_reference(string &s)
{
	s = "xyz";
}

/*
run:

xyz

*/

 

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