Question

How to erase (delete) the last character from a string in C++

Answer 1

#include <iostream>
#include <string>

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

int main()
{
	string s("c++ programming");

	s.erase(s.end() - 1);

	cout << s << endl;

	return 0;
}

/*
run:

c++ programmin

*/

 

70+ SQL courses for beginners and professionals

Answer 2

#include <iostream>
#include <string>

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

int main()
{
	string s("c++ programming");

	s = s.substr(0, s.size() - 1);

	cout << s << endl;

	return 0;
}

/*
run:

c++ programmin

*/

 

70+ SQL courses for beginners and professionals