lt76.c

软件编程入门丛书《C语言程序设计》源代码。

# include "stdio.h"
 # include "stdlib.h"
 # define SIZE 6
 struct student_type
 { char name[10];
   int num;
   int age;
   float score;
 } stu[SIZE];
 void save()
 { FILE *fp;
   int i;
    if ((fp=fopen("stu_scor.dat","wb"))==NULL)
      { printf("不能打开该文件\n");
     return;
       }
   for (i=0;i<SIZE;i++)
    if (fwrite(&stu[i],sizeof(struct student_type),1,fp)!=1)
     printf("文件写入错误\n");
     }
  void main()
 { int i;
    for (i=0;i<SIZE;i++)
 scanf("%s%d%d%f",stu[i].name,&stu[i].num,&stu[i].age,stu[i].score);
    save();
}