C++ 小数文件名列表排序sort

 

 

 

std::vector<std::string> img_file_paths_temp;
std::sort(img_file_paths_temp.begin(), img_file_paths_temp.end(), 
        [&](std::string& img1, std::string& img2) 
        {   
            std::string img1_name = img1.substr(img1.find_last_of("/") + 1);
            std::string img1_ = img1_name.substr(0, img1_name.find_last_of("."));
            std::string img2_name = img2.substr(img2.find_last_of("/") + 1);
            std::string img2_ = img2_name.substr(0, img2_name.find_last_of("."));

            return atof(img1_.c_str()) < atof(img2_.c_str()); });