writetofile.c

球队队员的管理

#include"common.h"
#include<stdio.h>
#include<stdlib.h>
void writeToFile(Info *Head)
{
	FILE *fp;
	Info *p;
	if(Head!=NULL)
	{
       fp=fopen("d:\\team.dat","wb");
	   if(fp!=NULL)
	   {
		   p=Head->next;
		   while(p!=NULL)
		   {
			   if (fwrite(p,sizeof(Info),1,fp) ==1)
			   {
					p=p->next;
					printf("信息已成功输入\n");
			   }
		   }
	   }
	   else
	   {
		   printf("打开文件失败\n");
		   exit(0);
	   }
	}
	else
	{
		printf("链表为空\n");
		exit(0);
	}
    fclose(fp);
	printf("文件已关闭\n");
}