C++ 怎么批量读取多个文件

C++ 怎么批量读取多个文件

 char szName[100] = {'\0'};
       sprintf(szName, "/training/wall/clouser_wall%d.pcd", j_num_wall); //格式化输出文件名

C++ sprintf 链接字符串

 

char szName[100] = {'\0'};


string st1="asdgv";
string  str2="asfd";
int j_num_fea=0;





try { sprintf(szName, "%s%d%s", str1.c_str(), j_num_fea, str2.c_str() ); } catch (exception e) { cerr <<"Error"<