struct person
{ char people1age[10];
 char people1realname[10];
 char people1sex[10];
 char people1interest[10];
 char people1livecity[10];
 }rent1[],rent2,rent3,rent4;
 
void scxx()

{ {
 FILE *fp;

 char a[10];
 char ch;
 int i,j,k;
  
 system("cls");
 printf("请输入要删除的驴友姓名：");
    scanf("%s",a);
 system("cls");
 fp=fopen("message.txt","r");
 for(i=0;i<count;i++)
 {
  fscanf(fp,"%s  %s   %s  %s   %s\n",rent1[i].people1realname,&rent1[i].people1age,&rent1[i].people1sex,&rent1[i].people1interest,&rent1[i].people1livecity);
  if(!strcmp(rent1[i].people1realname, a))
  {
   printf("\t\t\t姓名  %s  年龄  %s  性别  %s  兴趣  %s 居住城市  %\n",rent1[i].people1realname,&rent1[i].people1age,&rent1[i].people1sex,&rent1[i].people1interest,&rent1[i].people1livecity);
   printf("\t\t\t该驴友的信息已成功删除!\n");
   printf("\n");
   break;
  }
 }
 fclose(fp);
 if(i==count)
 {
  printf("\t\t很抱歉，没有您所要查找的驴友记录!\n");
  printf("\n");
 }
 else
 {
  for(j=i;j<count-1;j++)|| (strcmp(p[j],p[j+1])>0)
  {
   for(k=0;k<10;k++)
    {
     rent1[j].people1realname[k]=rent1[j+1].people1realname[k];
    }
   rent1[j].people1age=rent1[j+1].people1age;
   rent1[j].people1sex=rent1[j+1].people1sex;
   rent1[j].people1interest=rent1[j+1].people1interest;
   rent1[j].people1livecity=rent1[j+1].people1livecity;
  }
  fp=fopen("F:\\x.txt","w");
     fclose(fp);
  fp=fopen("F:\\x.txt","a");
  for(j=0;j<2;j++)
   {
    fprintf(fp,"%s   %s   %s   %s   %s\n",rent1[j].people1realname,rent1[j].people1age,rent1[j].people1sex,rent1[j].people1interest,rent1[j].people1livecity);
   }
  fclose(fp);
 }
 count=count-1;
}

}

C:\Users\Administrator\Desktop\未命名4.cpp(229) : error C2106: '=' : left operand must be l-value
C:\Users\Administrator\Desktop\未命名4.cpp(230) : error C2106: '=' : left operand must be l-value
C:\Users\Administrator\Desktop\未命名4.cpp(231) : error C2106: '=' : left operand must be l-value
C:\Users\Administrator\Desktop\未命名4.cpp(232) : error C2106: '=' : left operand must be l-value
执行 cl.exe 时出错.

未命名4.obj - 1 error(s), 0 warning(s)

void scxx()

{ {
多打了{？

你把一个数组赋给别外一个数组了，不能这样赋值吧

   rent1[j].people1age=rent1[j+1].people1age; 
   rent1[j].people1sex=rent1[j+1].people1sex;
   rent1[j].people1interest=rent1[j+1].people1interest;
   rent1[j].people1livecity=rent1[j+1].people1livecity;