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#include<stdio.h>
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#include<stdlib.h>
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#include<string.h>
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typedef struct
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{char name[20];
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char phone1[15];
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char phone2[15];
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char mail[20];
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}xinxi;
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void menu();
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void luru(xinxi xin[],int i);
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void chaxun(xinxi xin[],int i);
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void xiugai(xinxi xin[],int i);
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void luru(xinxi xin[],int i)//录入函数
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{int n;
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printf("请输入姓名：");
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scanf("%s",&xin[i].name);
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printf("请输入电话号码1：");
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scanf("%s",&xin[i].phone1);
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printf("是否存入电话号码2，1。是 2.否");
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scanf("%d",&n);
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if(n==1)
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{printf("请输入电话号码2：");
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scanf("%s",&xin[i].phone2);
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}
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else if(n==2)
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;
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else
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printf("输入错误!跳过电话号码2。\n");
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printf("请输入电子邮箱：");
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scanf("%s",&xin[i].mail);
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system("cls");
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menu();
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}
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void menu()
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{
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printf("#################################################\n") ;
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printf("(1)信息录入功能\n");
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printf("(2)信息浏览功能\n");
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printf("(3)信息查询功能\n");
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printf("(4)信息修改功能\n");
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printf("(5)系统退出\n");
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printf("*********************************************************\n");
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}
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void liulan(xinxi xin[],int i)//浏览函数
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{int j;
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for(j=0;j<i;j++)
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{
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printf("姓名:%s\n",xin[j].name);
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printf("电话号码1:%s\n",xin[j].phone1);
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printf("电话号码2:%s\n",xin[j].phone2);
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printf("电子邮箱：%s\n",xin[j].mail);
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printf("-------------------------\n");
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}
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}
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void chaxun(xinxi xin[],int i)//查询函数
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{int a,j;
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char b[20];
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printf("请选择1.按姓名查询 2.按电话号码查询 3.按邮箱查询 \n");
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scanf("%d",&a);
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if(a==1)
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{printf("请输入姓名\n");
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scanf("%s",b);
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for(j=0;j<i;j++)
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{
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if(strcmp(b,xin[j].name)==0)
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{
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printf("%s\n",xin[j].name);
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printf("电话号码1:%s\n",xin[j].phone1);
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printf("电话号码2:%s\n",xin[j].phone2);
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printf("电子邮箱：%s\n",xin[j].mail);
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printf("________________________________\n");
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break;
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}
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}
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}
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else if(a==2)
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for(j=0;j<i;j++)
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{
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if(strcmp(b,xin[j].phone1)==0||strcmp(b,xin[j].phone2)==0)
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{printf("请输入电话号码\n");
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scanf("%s",b);
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printf("%s\n",xin[j].name);
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printf("电话号码1:%s\n",xin[j].phone1);
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printf("电话号码2:%s\n",xin[j].phone2);
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printf("电子邮箱：%s\n",xin[j].mail);
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printf("________________________________\n");
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break;
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}
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}
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else if(a==3)
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for(j=0;j<i;j++)
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{
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if(strcmp(b,xin[j].mail)==0||strcmp(b,xin[j].mail)==0)
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{printf("请输入电子邮箱\n");
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scanf("%s",b);
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printf("%s\n",xin[j].name);
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printf("电话号码1:%s\n",xin[j].phone1);
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printf("电话号码2:%s\n",xin[j].phone2);
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printf("电子邮箱：%s\n",xin[j].mail);
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printf("________________________________\n");
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break;
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}
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}
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else
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printf("查无此人!返回菜单");
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}
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void xiugai(xinxi xin[],int i)//修改函数
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{char c[20];
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int j;
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printf("请输入想修改的名字");
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scanf("%s",c);
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for(j=0;j<i;j++)
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{
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if(strcmp(c,xin[j].name)==0)
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{
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printf("重新输入修改的信息\n");
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printf("姓名：");
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scanf("%s",&xin[j].name);
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printf("电话号码1：");
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scanf("%s",&xin[j].phone1);
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printf("电话号码2：") ;
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scanf("%s",&xin[j].phone2);
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printf("电子邮箱：");
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scanf("%s",&xin[j].mail);
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printf("信息修改完成");
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}
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else
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printf("查无此人");
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}
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}
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int main()
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{xinxi xin[20];
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menu();
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int n,i=0;
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do{
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printf("请输入一个数\n");
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scanf("%d",&n);
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if(n==1)
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{
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luru(xin,i);
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i++;
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system("cls");
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}
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else if(n==2)
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{
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liulan(xin,i);
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}
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else if(n==3)
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chaxun(xin,i);
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else if(n==4)
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xiugai(xin,i);
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else
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printf("输入错误!请重新输入。\n");
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menu();
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}while(n!=5);
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}
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