Stdio h C Tutorial

Item Value
Header filestdio.h
Declarationint rename(const char *oldfname, const char *newfname);
Functionchanges the file name.
Returnreturns zero on success or nonzero on error.

#include 
  int main(int argc, char *argv[])
  {
    if(rename("oldName", "newName") != 0){
       printf("Rename Error");
    }
    return 0;
  }