- 学习day2
C++函数分文件编写(VScode2021配置教程)_spiritLHL的博客-CSDN博客
55 函数-函数的分文件编写_哔哩哔哩_bilibili - !运行还是有中文乱码
- st1: ctrl+shift+p 输出create c++ project
- st2: 在include里建新文件 swap.h,里面写头文件和函数声明
- st3:在src里建新文件 swap.cpp,里面写函数的定义(本体)
- st4: main.cpp和 swap.cpp在开头加上
#include"swap.h"
通讯录
1 #include <iostream> 2 #include <string> 3 4 using namespace std; 5 const int N=2000; 6 7 struct person{ 8 string name; 9 string gender; 10 int age; 11 string phonenum; 12 string address; 13 }; 14 //通讯录结构体 15 struct node{ 16 int size; 17 struct person a[N]; 18 }; 19 20 void ShowMenu(){ 21 printf("************************\n"); 22 printf("***** 1.添加联系人 *****\n"); 23 printf("***** 2.显示联系人 *****\n"); 24 printf("***** 3.删除联系人 *****\n"); 25 printf("***** 4.查找联系人 *****\n"); 26 printf("***** 5.修改联系人 *****\n"); 27 printf("***** 6.清空联系人 *****\n"); 28 printf("***** 0.退出通讯录 *****\n"); 29 printf("************************\n"); 30 } 31 32 void addperson(node *txl) { 33 if(txl->size==N) { 34 printf("通讯录已满,无法添加!"); 35 return; 36 } 37 int sz=++txl->size; 38 cout<<"请输入姓名:"<<endl; 39 cin>>txl->a[sz].name; 40 cout<<"请输入性别:"<<endl; 41 cin>>txl->a[sz].gender; 42 cout<<"请输入年龄:"<<endl; 43 cin>>txl->a[sz].age; 44 cout<<"请输入电话:"<<endl; 45 cin>>txl->a[sz].phonenum; 46 cout<<"请输入住址:"<<endl; 47 cin>>txl->a[sz].address; 48 cout<<"添加成功!"<<endl; 49 system("pause"); 50 system("cls");//清屏 51 } 52 53 void showperson(node *txl) { 54 if(txl->size==0) { 55 printf("当前记录为空\n"); 56 } 57 else { 58 for(int i=1;i<=txl->size;i++) { 59 cout<<"姓名:"<<txl->a[i].name<<endl; 60 cout<<"性别:"<<txl->a[i].gender<<endl; 61 cout<<"年龄:"<<txl->a[i].age<<endl; 62 cout<<"电话:"<<txl->a[i].phonenum<<endl; 63 cout<<"住址:"<<txl->a[i].address<<endl; 64 } 65 } 66 system("pause"); 67 system("cls");//清屏 68 } 69 70 int isexist(node txl,string nam) { 71 for(int i=1;i<=txl.size;i++) { 72 if(nam==txl.a[i].name) return i; 73 } 74 return -1; 75 } 76 77 void delperson(node *txl,int id) { 78 txl->a[id].name=txl->a[txl->size].name; 79 txl->a[id].gender=txl->a[txl->size].gender; 80 txl->a[id].age=txl->a[txl->size].age; 81 txl->a[id].phonenum=txl->a[txl->size].phonenum; 82 txl->a[id].address=txl->a[txl->size].address; 83 txl->size--; 84 system("pause"); 85 system("cls");//清屏 86 } 87 88 void findperson(node *txl) { 89 string name1; 90 cout<<"请输入您要查找的联系人姓名:"<<endl; 91 cin>>name1; 92 int i=isexist(*txl,name1); 93 if(i==-1) cout<<"查无此人"<<endl; 94 else { 95 cout<<"姓名:"<<txl->a[i].name<<endl; 96 cout<<"性别:"<<txl->a[i].gender<<endl; 97 cout<<"年龄:"<<txl->a[i].age<<endl; 98 cout<<"电话:"<<txl->a[i].phonenum<<endl; 99 cout<<"住址:"<<txl->a[i].address<<endl; 100 } 101 system("pause"); 102 system("cls");//清屏 103 } 104 105 void modifyperson(node *txl) { 106 string name1; 107 cout<<"请输入您要修改的联系人姓名:"<<endl; 108 cin>>name1; 109 int i=isexist(*txl,name1); 110 if(i==-1) cout<<"查无此人"<<endl; 111 else { 112 string s;int ag; 113 cout<<"请输入姓名:"<<endl; 114 cin>>s; 115 txl->a[i].name=s; 116 cout<<"请输入性别:"<<endl; 117 cin>>s; 118 txl->a[i].gender=s; 119 cout<<"请输入年龄:"<<endl; 120 cin>>ag; 121 txl->a[i].age=ag; 122 cout<<"请输入电话:"<<endl; 123 cin>>s; 124 txl->a[i].phonenum=s; 125 cout<<"请输入住址:"<<endl; 126 cin>>s; 127 txl->a[i].address=s; 128 cout<<"修改成功!"<<endl; 129 } 130 system("pause"); 131 system("cls");//清屏 132 } 133 134 void clean(node *txl) { 135 cout<<"请确认是否要清空,确认请输入1,否则输入其他数字"<<endl; 136 int f; 137 cin>>f; 138 if(f==1) txl->size=0; 139 system("pause"); 140 system("cls");//清屏 141 } 142 int main() { 143 node txl; 144 txl.size=0; 145 146 while(1){ 147 ShowMenu(); 148 int op; 149 cin>>op; 150 switch (op) 151 { 152 case 0: 153 printf("欢迎下次使用"); 154 return 0; 155 break; 156 case 1: 157 addperson(&txl); 158 break; 159 case 2: 160 showperson(&txl); 161 break; 162 case 3: { 163 cout<<"请输入要删除的联系人姓名:"<<endl; 164 string name1; 165 cin>>name1; 166 int num=isexist(txl,name1); 167 if(num==-1) cout<<"查无此人"<<endl; 168 else delperson(&txl,num); 169 break; 170 } 171 case 4: 172 findperson(&txl); 173 break; 174 case 5: 175 modifyperson(&txl); 176 break; 177 case 6: 178 clean(&txl); 179 break; 180 default: 181 printf("请正确输出0-6的数字实现功能\n"); 182 break; 183 } 184 } 185 system("pause"); 186 return 0; 187 }
标签:txl,cout,int,name1,day2,c++,学习,printf,size From: https://www.cnblogs.com/AuroraKelsey/p/17539458.html