通讯录(静态版)
1.思路
2.代码
(1).contact.h
#pragma once#include<string.h>
#include<stdio.h>
#include<assert.h>
#include<stdlib.h>#define MAX 100
#define MAX_NAME 20
#define MAX_SEX 10
#define MAX_TELE 12
#define MAX_ADDR 30//类型的声明
//
//人的信息
typedef struct PeoInfo
{char name[MAX_NAME];int age;char sex[MAX_SEX];char tele[MAX_TELE];char addr[MAX_ADDR];
}PeoInfo;//通讯录typedef struct Contact
{PeoInfo data[MAX];//存放人的信息int count;//记录当前通讯录中实际人的个数
}Contact;//初始化通讯录
void InitContact(Contact* pc);//增加联系人的通讯录
void AddContact(Contact* pc);//打印通讯中的信息
void ShowContact(const Contact* pc);//删除指定联系人
void DelContact(Contact* pc);//查找指定联系人
void SearchContact(Contact* pc);//修改指定联系人
void ModifyContact(Contact* pc);//排序通讯录中内容
//按照名字来排序
//按照年龄来排序
//...
void SortContact(Contact* pc);
(2).contact.c
#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%-5d\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);//删除//1.查找int pos=FindByName(pc, name);if (pos == -1){printf("要删除的人不存在\n");return;}//2.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)
{assert(pc);char name[MAX_NAME] = { 0 };printf("请输入要查找人的名字:");scanf("%s", name);//1.查找int pos = FindByName(pc, name);if (pos == -1){printf("要查找的人不存在\n");return;}//2.打印printf("%-20s\t%-5s\t%-5s\t%-12s\t%-30s\n", "名字", "年龄", "性别", "电话", "地址");printf("%-20s\t%-5d\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)
{assert(pc);char name[MAX_NAME] = { 0 };printf("请输入要修改人的名字:");scanf("%s", name);//1.查找int pos = FindByName(pc, name);if (pos == -1){printf("要修改的人不存在\n");return;}printf("要修改的人的信息已经查找到,接下来开始修改\n");//2.修改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");
}int cmp_peo_by_name(const void* e1, const void* e2)
{return strcmp(((PeoInfo*)e1)->name, ((PeoInfo*)e2)->name);
}
//按照名字来排序
void SortContact(Contact* pc)
{assert(pc);qsort(pc->data,pc->count,sizeof(PeoInfo), cmp_peo_by_name);printf("排序成功\n");
}
(3).test.c
#include"contact.h"
//1.静态版
void menu()
{printf("**********************************\n");printf("****** 1.add 2.del *******\n");printf("****** 3.search 4.modify *******\n");printf("****** 5.show 6.sort *******\n");printf("****** 0.exit *******\n");printf("**********************************\n");
}int main()
{int input = 0;Contact con;//通讯录//初始化通讯录InitContact(&con);do{menu();printf("请选择:");scanf("%d", &input);switch (input){case 1:AddContact(&con);break;case 2:DelContact(&con);break;case 3:SearchContact(&con);break;case 4:ModifyContact(&con);break;case 5:ShowContact(&con);break;case 6:SortContact(&con);break;case 0:printf("退出通讯录\n");break;default:printf("输入有误!\n");}} while (input);return 0;
}