Welcome to collectivesolver - Programming & Software Q&A. A website you can trust. All programs tested and works. Contact: aviboots(AT)netvision.net.il
Liquid Web Managed Dedicated Server: RAID 1 SSD with 16GB of RAM minimum! 24/7 On-Site Heroic Support! Industry-Leading SLA!

BlueHost Web Hosting

Ecommerce Software - Best Ecommerce Platform Made for You - Free Trial

Ecommerce Software - Best Ecommerce Platform Made for You - Free Trial

getflywheel wordpress hosting


Liquid Web Cloud VPS Hosting

8,505 questions

11,788 answers

573 users

How to replace all the spaces in a text file with an underscore (_) in C++

2 Answers

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

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

int main()
{
	char filename[32] = "d:\\data.txt";
	string s;

	std::ifstream ifs(filename);
	if (ifs) {
		char ch;
		while (ifs.get(ch))
			if (ch == ' ')
				s += "_";
			else
				s += ch;
	}
	ifs.close();

	std::ofstream ofs;
	ofs.open(filename);
	ofs << s;
	ofs.close();

	return 0;
}

/*
run:

data.txt
--------
c_c++
c#_java_php_python

*/

 




answered Jun 9 by avibootz
0 votes
#include <iostream>
#include <fstream>
#include <ostream>
#include <string>

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

int main()
{
	char filename[32] = "d:\\data.txt", tempname[32] = "d:\\temp.txt";
	string s;

	std::ifstream ifs(filename);
	if (ifs) {
		char ch;
		while (ifs.get(ch))
			if (ch == ' ')
				s += "_";
			else
				s += ch;
	}
	ifs.close();

	std::ofstream ofs;
	ofs.open(tempname);
	ofs << s;
	ofs.close();

	remove(filename);
	rename(tempname, filename);

	return 0;
}

/*
run:

data.txt
--------
c_c++
c#_java_php_python

*/

 




answered Jun 9 by avibootz
...