我需要创建一堆不同的文件,我想将它们命名为:
"signal1.dat", "signal2.dat", "signal3.dat", ... , "signal100.dat"
这是我到目前为止所拥有的
std::stringstream ss;
std::string out = "signal";
std::string format = ".dat";
std::string finalName;
int TrkNxtSig = 1;
...
[code]
...
ss << out << TrkNxtSig << format;
finalName = ss.str();
ofstream output(finalName);
TrkNxtSig++;
我收到这个错误
error: no matching function for call to ‘std::basic_ofstream<char, std::char_traits<char> >::basic_ofstream(std::string&)’
/usr/include/c++/4.4/fstream:623: note: candidates are: std::basic_ofstream<_CharT, _Traits>::basic_ofstream(const char*, std::_Ios_Openmode) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/include/c++/4.4/fstream:608: note: std::basic_ofstream<_CharT, _Traits>::basic_ofstream() [with _CharT = char, _Traits = std::char_traits<char>]
/usr/include/c++/4.4/iosfwd:84: note: std::basic_ofstream<char, std::char_traits<char> >::basic_ofstream(const std::basic_ofstream<char, std::char_traits<char> >&)
我不确定该错误消息告诉我什么。怎么了?