小程序-去除单行注释

T& back();
    // return the element at the rear of the vector.
    // Precondition: the vector is not empty. if vector
    // is empty, throws the underflowError exception

#include <iostream>
#include <fstream>
#include <string>
using namespace std;

const char* filePath = "sorce.txt";

     //本注释会被删除 
bool isNote(const string &);      //本注释不会被删除 

int main(){
    ifstream infile(filePath, ios::in);
    if(!infile){
        cout << "转换失败，请将文件重命名为 sorce.txt" <<endl;
    }
    else{
        ofstream outfile("new.txt", ios::out);
        string line;
        while(!infile.eof()){
            getline(infile, line);
            if(!isNote(line)){        //这一行是注释行吗？ 
                outfile << line << endl;
            }
        }
        outfile.close(); 
        cout << "转换成功！" << endl;
    }
    infile.close();
    
    
    return 0;
}

bool isNote(const string & s){          
    for(int i = 0; i < s.size(); i++){
        if(s[i] != ‘ ‘){
            if(s[i] == ‘/‘){
                return true;
            }
            else{
                return false;
            }
        }
    }
    return false;
}