**转载关于C++输入输出流读写文件**

转载关于C++输入输出流读写文件
bool creatFile(TemplatePath,filePath)
{
vector stringTag;
ifstream instream;
ofstream outstream;
string str;
instream.open(TemplatePath, ios::app);
if (!instream)
cout << “error” << endl;
while (getline(instream, str))
{
stringTag.push_back(str);//按行读取文件并且保存
}
instream.close();
outstream.open(filePath, ios::trunc);
vector::iterator iter;
for (iter = stringTag.begin(); iter < stringTag.end(); iter++)
{
outstream << (*iter) << endl;//写入新的文件中
}
stringTag.clear();
outstream.close();
return true;
}