遍历文件下所有文件

_finddata_t file;

    char* szFilePack="F:\RTMFP\measurement data\ME4\recursive2\lossbyte\*.txt";
    long lf;
    if ((lf=_findfirst(szFilePack,&file))==-1)//==优先级较高所以要加括号，找到文件夹下面第一个符合的文件
    {
        cout<<"cannot find file"<<endl;
    }
    else
    {
        cout<<"1111 "<<file.name<<endl;
        ifstream infile("F:\RTMFP\measurement data\ME4\recursive2\lossbyte\"+string(file.name));
        if (infile==0)
            cout<<"infile open failed! "<<file.name<<endl;
        else
        {
            //cout<<"1111 "<<file.name<<endl;
            int lossb=0;
            string line,word;
            istringstream linestream;
            while(getline(infile,line))
            {
                linestream=istringstream(line);
                linestream>>word;
                linestream>>word;
                linestream>>word;
                lossb+=atoi(word.c_str());
            }
            lossbytes[file.name]=lossb;
        //    cout<<_findnext(lf,&file)<<endl;
        
            while(_findnext(lf,&file)==0)
            {
                cout<<"1111 "<<file.name<<endl;
                //cin>>x;
                int lossb=0;
                string line,word;
                ifstream infile("F:\RTMFP\measurement data\ME4\recursive2\lossbyte\"+string(file.name));
                istringstream linestream;
                while(getline(infile,line))
                {
                    linestream=istringstream(line);
                    linestream>>word;
                    linestream>>word;
                    linestream>>word;
                    lossb+=atoi(word.c_str());
                }
                lossbytes[file.name]=lossb;
            }
        }
    }