Code-Bin #974 - I/O C++

I/O C++
Posted by: Robert | November 21, 2010 @ 1:13am

C++ Code

/*	Program creates a user-named .txt file (if file does not exist)
	in which user can build a list of words up to user-chosen 
	number of entries desired. Console then displays all entries in
	.txt If same file is reopened, the list is appended from the end. */

#include <iostream>								
#include <string>								
#include <fstream>

using namespace std;

int main()
{
	
	string filename;										// creates string for user input
		cout << "Input file name to open: ";
		cin >> filename; 
		cout << endl;

fstream myfile(filename.c_str(), ios::out | ios::app);	// declares fstream class "myfile". Opens file from user input. 
		if (myfile.is_open())
		{
			int x = 0;
				cout << "Enter the number of words you would like to enter: ";
				cin >> x;
				cout << endl;
			
			string input;									// User controlled for-loop from x
				for (int i = 0;i < x; i++)
				{
					cout << "Enter word " << i <<":";
					cin >> input;
					myfile << input << endl;				
				}
			cout << endl;
			myfile.close();
		}
		else 
			cout << "Unable to open file!" << endl;
//-------------------------------------------------------------------------------------------------------
	string line;									// creates string to read line from .txt

myfile.open("example.txt", ios::in);		 	// Opens created file (myfile declared on line 14) 
		if (myfile.is_open())
		{
			int numPlace = 1;
				cout << "The list is:" << endl;
			
			while (!myfile.eof())					// while-loop to print what is in .txt aka(myfile.good())
			{
				getline (myfile, line);
				cout << numPlace << ". "
					 << line << endl;
				numPlace++;
			}
		myfile.close();
		}
		else 
			cout << "Unable to open file!" << endl;

return 0;
}

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