读取文本文件 遇到的问题
#include <iostream>#include <fstream> // file I/O suppport
#include <cstdlib> // support for exit()
const int SIZE = 60;
int main()
{
using namespace std;
char filename[SIZE];
ifstream inFile; // object for handling file input
cout << "Enter name of data file: ";
cin.getline(filename, SIZE);
inFile.open(filename); // associate inFile with a file
if (!inFile.is_open()) // failed to open file
{
cout << "Could not open the file " << filename << endl;
cout << "Program terminating.\n";
exit(EXIT_FAILURE);
}
double value;
double sum = 0.0;
int count = 0; // number of items read
inFile >> value; // get first value
while (inFile.good()) // while input good and not at EOF
{
++count; // one more item read
sum += value; // calculate running total
inFile >> value; // get next value
}
if (inFile.eof())
cout << "End of file reached.\n";
else if (inFile.fail())
cout << "Input terminated by data mismatch.\n";
else
cout << "Input terminated for unknown reason.\n";
if (count == 0)
cout << "No data processed.\n";
else
{
cout << "Items read: " << count << endl;
cout << "Sum: " << sum << endl;
cout << "Average: " << sum / count << endl;
}
inFile.close(); // finished with the file
return 0;
}
error C2377: “SIZE”: 重定义；typedef 不能由任何其他符号重载
用的vs 2008 编译器 不知道是编译器还是 size的用法错误
