cxx/test/input.output/file.streams/fstreams/ofstream.cons/string.pass.cpp
2011-07-18 23:51:21 +00:00

47 lines
1.1 KiB
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <fstream>
// template <class charT, class traits = char_traits<charT> >
// class basic_ofstream
// explicit basic_ofstream(const string& s, ios_base::openmode mode = ios_base::out);
#include <fstream>
#include <cassert>
int main()
{
char temp[L_tmpnam];
tmpnam(temp);
{
std::ofstream fs((std::string(temp)));
fs << 3.25;
}
{
std::ifstream fs((std::string(temp)));
double x = 0;
fs >> x;
assert(x == 3.25);
}
remove(temp);
{
std::wofstream fs((std::string(temp)));
fs << 3.25;
}
{
std::wifstream fs((std::string(temp)));
double x = 0;
fs >> x;
assert(x == 3.25);
}
remove(temp);
}