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825天前#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; |
} |
