#include<iostream>
#include<string>
#include<fstream>
using namespace std;
int main()
{
ofstream outfile("text.txt");
outfile << "file helo" << endl;
outfile.close();
string file("test.txt");
ifstream infile(file.c_str());
if (!infile)
cerr << "error" << file << endl;
return -1;
string s;
infile >> s;
infile.close();
cout << "读到的内容" << endl;
cout << s << endl;
infile.close();
infile.clear();
infile.open("one.txt");
if (!infile)
cerr << "error" << file << endl;
return -1;
system("pause");
return 0;
}
#include<iostream>
#include<string>
#include<fstream>
#include<vector>
using namespace std;
void process(string s)
{
cout << s << endl;
}
int main()
{
vector<string> files;
string s;
ofstream outfile("one.txt");
outfile << "one/r one/r one/r" << endl;
outfile.close();
files.push_back("one.txt");
files.push_back("two.txt");
files.push_back("three.txt");
auto it = files.begin();
while (it != files.end())
{
ifstream input(it->c_str());
if (!input)
{
cerr << "'error" << *it << endl;
input.clear();
++it;
continue;
}
while (input >> s)
{
process(s);
input.close();
input.clear();
++it;
}
}
system("pause");
return 0;
}