Each row is stored as an element of the vector object

From , 3 Years ago, written in C++, viewed 52 times.

#include <iostream>
#include <fstream>
#include <string>
#include <vector>
using namespace std;
 
int fileToVector(string fileName, vector<string>& svec)
{
        ifstream infile(fileName.c_str());
        if (!infile)
                return 1;
        string s;
        while (getline(infile,s))//infile>>s  前者是输出一行一行的文本，用这个只是输出一个一个的单词
                svec.push_back(s);
        infile.close();
        infile.clear();
        if (infile.eof())
                return 4;
        if (infile.bad())
                return 2;
        if (infile.fail())
                return 3;
}
int main()
{
        vector<string> svec;
        string fileName,s;
        cout<<"Enter fileName:"<<endl;
        cin>>fileName;
        switch(fileToVector(fileName,svec))
        {
            case 1:
                        cout<<"error: can not open file:" <<fileName<<endl;
                        return -1;
                case 2:
                        cout<<"error:system failure"<<endl;
                        return -1;
                case 3:
                        cout<<"error:read failure" <<endl;
                        return -1;
                default:
                        break;
        }
        cout<<"Vector"<<endl;
        for (vector<string>::iterator iter = svec.begin(); iter != svec.end(); ++iter)
                cout<<*iter<<endl;
        return 0;
}
 

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Each row is stored as an element of the vector object

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