C++文件读取
#include"stdfx.h"
int main()
{
string strPath = "D:\\TEST\\vs2013Test\\TextQuery\\Beautiful Story.txt";
vector<string> strData;
ifstream sourceFiles(strPath, ios::in);////构造函数内包含open,自动打开
if (!sourceFiles.is_open())
{
cout << "Open Files Failed!" << endl;
sourceFiles.close();
return -1;
}
// 获取文件长度
streamoff i = sourceFiles.tellg();
sourceFiles.seekg(0, ios::end);
streamoff datasNum = sourceFiles.tellg();////tell get 获取输入流的位置 tell put (获取写文件指针)
sourceFiles.seekg(0, 0);
strData.resize(datasNum, "");
int dataIndex = 0;
while (!sourceFiles.eof())
{
sourceFiles >> strData[dataIndex];
dataIndex++;
}
sourceFiles.close();
auto pbegin = strData.begin(),pend = strData.end();
while (pbegin !=pend)
{
cout << *pbegin++<<' ';
}
cout << endl;
return 0;
}
#ifndef STDFX_H_H
#define STDFX_H_H
#include<fstream>
#include<iostream>
#include<vector>
#include<string>
using namespace std;
#endif