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How to change text file content in C++

1 Answer

0 votes
#include <iostream>
#include <fstream>

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

int main()
{
	fstream out("d:\\data.txt", std::ios::in | std::ios::out);

	if (!out) {
		cout << "Error open file" << endl;
		return 1;
	}

	out.seekp(2, std::ios::beg);

	out.put(' c');
	out.put(' +');
	out.put(' +');
	out.put(' ');

	out.close();

	return 0;
}


/*
run:

data.txt
--------
c c++  python

*/

 




answered Jul 2 by avibootz
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