c++ how to remove filename from path string

Question

I have

const char *pathname = \"..\\somepath\\somemorepath\\somefile.ext\";

how to transform that into

\"..\\somepath\\som         


        

Answer 1

use strrchr() to find the last backslash and strip the string.

char *pos = strrchr(pathname, '\\');
if (pos != NULL) {
   *pos = '\0'; //this will put the null terminator here. you can also copy to another string if you want
}