掌握典型应用就非常简单
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | // 2011_09_C_21 #include <stdio.h> int main(int argc, char *argv[]) { FILE *fp; int k,n,i,a[6]= {1,2,3,4,5,6}; fp=fopen("d2.dat","w"); for(i=0; i<6; i++) fprintf(fp, "%d\n",a[i]); fclose(fp); fp=fopen("d2.dat","r"); for(i=0; i<3; i++) fscanf(fp, "%d%d",&k,&n); fclose(fp); printf("%d,%d\n",k,n); return 0; } |
