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完整通讯录代码

2022-02-10 17:04:02 作者：互联网

通讯录：
1. 可以存放1000个人的信息
2. 人的信息：名字，年龄，电话，住址，性别
3. 增加联系人
4. 删除联系人
5. 查找联系人
6. 修改联系人
7. 排序（名字 / 年龄）

contact.h

#pragma once
#include<stdio.h>
#include<string.h>
#include<stdlib.h>

#define MAX 100
#define NAME_MAX 20
#define SEX_MAX 5
#define ADDR_MAX 30
#define TELE_MAX 12
typedef struct PeoInfo
{
	char name[NAME_MAX];
	int age;
	char sex[SEX_MAX];
	char addr[ADDR_MAX];
	char tele[TELE_MAX];
}PeoInfo;
typedef struct contact
{
	PeoInfo data[MAX];
	int sz;
}Contact;

enum Oprtion
{
	EXIT,
	ADD,
	DEL,
	SEARCH,
	MODIFY,
	SORT,
	SHOW
};

void InitContact(Contact* pc);
//1
void AddContact(Contact* pc);
//2
void DeletContact(Contact* pc);
//3
void SearchContact(Contact* pc);
//4
void ModifyContact(Contact* pc);
//5
void SortContact(Contact* pc);
//6
void ShowContact(Contact* pc);

contact.c

#define _CRT_SECURE_NO_WARNINGS
#include"contact.h"

void InitContact(Contact* pc)
{
	pc->sz = 0;
	memset(pc->data, 0, sizeof(pc->data));
}

void AddContact(Contact* pc)
{
	if (pc->sz == MAX)
	{
		printf("通讯录已满\n");
		return;
	}
	printf("请输入姓名:>");
	scanf("%s", pc->data[pc->sz].name);
	printf("请输入年龄:>");
	scanf("%d", &(pc->data[pc->sz].age));
	printf("请输入性别:>");
	scanf("%s", pc->data[pc->sz].sex);
	printf("请输入地址:>");
	scanf("%s", pc->data[pc->sz].addr);
	printf("请输入电话:>");
	scanf("%s", pc->data[pc->sz].tele);
	pc->sz++;
	printf("添加联系人成功\n");
}

int FindByName(Contact* pc, char name[])
{
	int i = 0;
	for (i = 0; i < pc->sz; i++)
	{
		if (strcmp(pc->data[i].name, name) == 0)
			return i;
	}
	return -1;
}

void ShowContact(Contact* pc)
{
	printf("%-10s %-10s %-10s %-20s %-20s\n", "姓名", "年龄", "性别", "地址", "电话");
	int i = 0;
	for (i = 0; i < pc->sz; i++)
		printf("%-10s %-10d %-10s %-20s %-20s\n", pc->data[i].name,
			pc->data[i].age, pc->data[i].sex, pc->data[i].addr, pc->data[i].tele);
}

void DeletContact(Contact* pc)
{
	if (pc->sz == 0)
	{
		printf("通讯录已空\n");
		return;
	}
	char name[10] = { 0 };
	printf("请输入要删的姓名:>");
	scanf("%s", name);
	int pos = FindByName(pc, name);
	if (pos == -1)
	{
		printf("要删的人不存在\n");
	}
	else
	{
		int j = 0;
		for (j = pos; j < pc->sz - 1; j++)
		{
			pc->data[j] = pc->data[j + 1];
		}
		pc->sz--;
		printf("成功删除\n");
	}
}

void SearchContact(Contact* pc)
{
	char name[10] = { 0 };
	printf("请输入查找人的名字:>");
	scanf("%s", name);
	int pos = FindByName(pc, name);
	if (pos == -1)
	{
		printf("搜索不到此人\n");
	}
	else
	{
		printf("有此人，信息是:>\n");
		printf("%-10s %-10s %-10s %-20s %-20s\n", "姓名", "年龄", "性别", "地址", "电话");
		printf("%-10s %-10d %-10s %-20s %-20s\n", pc->data[pos].name,
			pc->data[pos].age, pc->data[pos].sex, pc->data[pos].addr, pc->data[pos].tele);
	}
}

void ModifyContact(Contact* pc)
{
	char name[10] = { 0 };
	printf("请输入被修改人的名字:>");
	scanf("%s", name);
	int pos = FindByName(pc, name);
	if (pos == -1)
	{
		printf("搜索不到此人\n");
	}
	else
	{
		printf("有此人，信息是:>\n");
		printf("%-10s %-10s %-10s %-20s %-20s\n", "姓名", "年龄", "性别", "地址", "电话");
		printf("%-10s %-10d %-10s %-20s %-20s\n", pc->data[pos].name,
			pc->data[pos].age, pc->data[pos].sex, pc->data[pos].addr, pc->data[pos].tele);
		printf("开始修改\n请输入姓名:>");
		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("请输入地址:>");
		scanf("%s", pc->data[pos].addr);
		printf("请输入电话:>");
		scanf("%s", pc->data[pos].tele);
		printf("修改成功\n");
	}
}
int qsort_by_name(const void* e1, const void* e2)
{
	return strcmp(((PeoInfo*)e1)->name, ((PeoInfo*)e2)->name);
}
int qsort_by_age(const void* e1, const void* e2)
{
	return ((PeoInfo*)e1)->age - ((PeoInfo*)e2)->age;
}
void SortContact(Contact* pc)
{
	printf("按名字排序按1\n");
	printf("按年龄排序按2:>\n");
	int a = 0;
	scanf("%d", &a);
	if (a == 1)
	{
		qsort(pc->data, pc->sz, sizeof(pc->data[0]), qsort_by_name);
		printf("按名字排序成功\n");
	}
	else
	{
		qsort(pc->data, pc->sz, sizeof(pc->data[0]), qsort_by_age);
		printf("按年龄排序成功\n");
	}

}

test.c

#define _CRT_SECURE_NO_WARNINGS
#include"contact.h"
void menu()
{
	printf("***************************************\n");
	printf("********     1.add      2.del     *****\n");
	printf("********     3.search   4.modify  *****\n");
	printf("********     5.sort     6.show    *****\n");
	printf("********     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:
			DeletContact(&con);
			break;
		case SEARCH:
			SearchContact(&con);
			break;
		case MODIFY:
			ModifyContact(&con);
			break;
		case SORT:
			SortContact(&con);
			break;
		case SHOW:
			ShowContact(&con);
			break;
		case EXIT:
			printf("退出\n");
			break;
		default:
			printf("输入错误\n");
			break;
		}
	} while (input);
	return 0;
}

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来源： https://blog.csdn.net/zhang_si_hang/article/details/122864634