A Simple CPP Hello World For ofstream

journal.cpp

#include <string>
#include <vector>
#include <fstream>

using namespace std;

struct Journal
{
	string title;
	vector<std::string> entries;

	/*
	 *   Note: Don't use curly braces for constructor initializer
	 *   http://stackoverflow.com/questions/27741521/error-c2797-list-initialization-inside-member-initializer-list
	 */
	explicit Journal(const string& title) : title( title )
	{	}

	void add(const string& entry)
	{
		entries.push_back(entry);
	}


};

struct PersistenceManager
{
	static void save(const Journal& j, const string& filename)
	{
		ofstream ofs(filename);
		for (auto& s : j.entries)
			ofs << s << endl;
	}
};

int main()
{
	Journal j = Journal("Levent's Journal");

	j.add("Today is nice");
	j.add("Tomorrow is great!!!");

	PersistenceManager p = PersistenceManager();

	p.save(j, j.title);

	return 0;
}