C语言——静态版通讯录

#define _CRT_SECURE_NO_WARNINGS
#include "contact.h"
/*
* 添加联系人信息
删除指定联系人信息
查找指定联系人信息
修改指定联系人信息
显示所有联系人信息
清空所有联系人
以名字排序所有联系人
*/
enum option
{
  EXIT,
  ADD,
  DEL,
  SEARCH,
  MODIFY,
  SHOW,
  CLEAR,
  SORTNAME
};
void menu()
{
  printf("*******************************************\n");
  printf("******    1.add                2.del ******\n");
  printf("******    3.search             4.modify****\n");
  printf("******    5.show               6.clear  ****\n");
  printf("******    7.sortName           0.exit *****\n");
  printf("*******************************************\n");
}
int main()
{
  int input = 0;
  Contact con;
  InitContact(&con);
  do
  {
    menu();
    printf("请选择：>");
    scanf("%d", &input);
    switch (input)
    {
    case ADD:
      AddContact(&con);
      break;
    case DEL:
      DelContact(&con);
      break;
    case SEARCH:
      SearchContact(&con);
      break;
    case MODIFY:
      ModifyContact(&con);
      break;
    case SHOW:
      ShowContact(&con);
      break;
    case CLEAR:
      ClearContact(&con);
      break;
    case SORTNAME:
      SortContact(&con);
      break;
    case EXIT:
      printf("退出通讯录\n");
      break;
    default:
      printf("选择错误\n");
      break;
    }
  } while (input);
  return 0;
}

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include <stdlib.h>
#define MAX 1000
#define MAX_NAME 20
#define MAX_SEX 10
#define MAX_TELE 12
#define MAX_ADDR 30
typedef struct PeoInfo
{
  char name[MAX_NAME];
  int age;
  char sex[MAX_SEX];
  char tele[MAX_TELE];
  char addr[MAX_ADDR];
}PeoInfo;
typedef struct Contact
{
  PeoInfo data[MAX];
    int count;
}Contact;
//初始化
void InitContact(Contact* pc);
//添加
void AddContact(Contact* pc);
//打印
void ShowContact(const Contact* pc);
//删除
void DelContact(Contact* pc);
//查找
void SearchContact(Contact* pc);
//修改
void ModifyContact(Contact*pc);
//清空
void ClearContact(Contact* pc);
//排序
void SortContact(Contact* pc);

#define _CRT_SECURE_NO_WARNINGS
#include "contact.h"
void InitContact(Contact* pc)
{
  assert(pc);
  pc->count = 0;
  memset(pc->data, 0, sizeof(pc->data));
}
void AddContact(Contact* pc)
{
  assert(pc);
  if (pc->count == MAX)
  {
    printf("通讯录已满，无法添加\n");
    return;
  }
  printf("请输入名字：");
  scanf("%s", pc->data[pc->count].name);
  printf("请输入年龄：");
  scanf("%d", &pc->data[pc->count].age);
  printf("请输入性别：");
  scanf("%s", pc->data[pc->count].sex);
  printf("请输入电话：");
  scanf("%s", pc->data[pc->count].tele);
  printf("请输入地址：");
  scanf("%s", pc->data[pc->count].addr);
  pc->count++;
  printf("增加成功\n");
}
void ShowContact(const Contact* pc)
{
  assert(pc);
  int i = 0;
  printf("%-20s\t%-5s\t%-5s\t%-12s\t%-30s\n","名字","年龄","性别","电话","地址");
  for (i = 0; i < pc->count; i++)
  {
    printf("%-20s\t%-3d\t%-5s\t%-12s\t%-30s\n", pc->data[i].name, pc->data[i].age,
      pc->data[i].sex, pc->data[i].tele, pc->data[i].addr);
  }
}
static int FindByName(Contact* pc, char name[])
{
  assert(pc);
  int i = 0;
  for (i = 0; i < pc->count; i++)
  {
    if (0 == strcmp(pc->data[i].name, name))
    {
      return i;
    }
  }
  return -1;
}
void DelContact(Contact* pc)
{
  char name[MAX_NAME] = { 0 };  
  assert(pc);
  int i = 0;
  if (pc->count == 0)
  {
    printf("通讯录为空，没有信息可以删除\n");
    return;
  }
  printf("请输入要删除人的名字:>");
  scanf("%s", name);
  //查找
  int pos = FindByName(pc, name);
  if (pos == -1)
  {
    printf("要删除的人不存在\n");
    return;
  }
  //删除
  for (i = pos; i < pc->count-1; i++)
  {
    pc->data[i] = pc->data[i + 1];
  }
  pc->count--;
  printf("删除成功\n");
}
void SearchContact(Contact* pc)
{
  char name[MAX_NAME] = { 0 };
  assert(pc);
  printf("请输入要查找人的名字：>");
  scanf("%s", name);
  int pos = FindByName(pc, name);
  if (pos == -1)
  {
    printf("要查找的人不存在\n");
    return;
  }
  else
  {
    printf("%-20s\t%-5s\t%-5s\t%-12s\t%-30s\n", "名字", "年龄", "性别", "电话", "地址");
      printf("%-20s\t%-3d\t%-5s\t%-12s\t%-30s\n", pc->data[pos].name, pc->data[pos].age,
        pc->data[pos].sex, pc->data[pos].tele, pc->data[pos].addr);
  }
}
void ModifyContact(Contact*pc)
{
  char name[MAX_NAME] = { 0 };
  assert(pc);
  printf("请输入要修改人的名字：>");
  scanf("%s", name);
  int pos = FindByName(pc, name);
  if (pos == -1)
  {
    printf("要修改的人不存在\n");
    return;
  }
  else
  {
    printf("请输入名字：");
    scanf("%s", pc->data[pos].name);
    printf("请输入年龄：");
    scanf("%d", &pc->data[pos].age);
    printf("请输入性别：");
    scanf("%s", pc->data[pos].sex);
    printf("请输入电话：");
    scanf("%s", pc->data[pos].tele);
    printf("请输入地址：");
    scanf("%s", pc->data[pos].addr);
    printf("修改成功\n");
  }
}
void ClearContact(Contact* pc)
{
  assert(pc);
  pc->count = 0;
  memset(pc->data, 0, sizeof(pc->data));
  printf("清空成功！\n");
}
int cmp_by_name(const void* e1, const void* e2)
{
  return strcmp(((PeoInfo*)e1)->name, ((PeoInfo*)e2)->name);
}
void SortContact(Contact* pc)
{
  assert(pc);
  for (int i = 0; i < pc->count-1; i++)
  {
    qsort(pc->data, pc->count, sizeof(pc->data[0]), cmp_by_name);
  }
  printf("排序成功！\n");
}