c++读取文件中的数据

30 31 32 33 34 35 36 37 38 39 40

#include 

void loadFile(char* filename)
{
    std::ifstream ifs;
    ifs.open(filename, std::ios::in);

    if(ifs.is_open())
    {
        int tmp = { 0 };
        while (ifs >> tmp)
        {
            waveY.push_back(tmp);
        }
    }
    ifs.close();
}