| io/bus-line-read-1.c - Et program der læser to linjer fra en simpel busplan. | Lektion 13 - slide 25 : 32 Program 2  | 
#include <stdio.h>
int read_bus_line(FILE *ifp);
int main(void) {
  FILE *ifp = fopen("busplan", "r");  
  int res;
  res = read_bus_line(ifp);
  res = read_bus_line(ifp);
  fclose(ifp);
  
  return 0;
}
int read_bus_line(FILE *ifp){
  int res, busnr;
  char t1[10], t2[10], t3[10];
  /* Linje 12 17:20 18:30 19:40 */
  res = fscanf(ifp, " Linje %d %s %s %s", &busnr, t1, t2, t3);
  printf("Buslinje: %3d.  %5s. %5s. %5s. Scanres: %d\n", busnr, t1, t2, t3, res);
  return res;
}