关于c语言写了一个程序
请问这该怎么修改运行？
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <conio.h>
struct worker
{
char ID[20];//工号
char name[20];//姓名
char sex[5];//性别
char born[20];//生日
char edu[20];//学历
char position[20];//职务
char wage[10];//工资
char address[100];//住址
char tel[15];//电话
}work[1000];
int n;
//文件读写模块
void read()//读入数据
{
FILE* fp;
int i = 0;
if (( fopen_s(&fp,"d:\\date.txt", "r")) == NULL)
{
printf("请在D盘根目录下新建一个文本文件，文件名为date\n\n\n");
system("pause");
system("cls");
return;
}
fscanf_s(fp, "%d\n", &n);
while (i < n)
{
fscanf_s(fp, "%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n", work[i].ID,10, work[i].name,10, work[i].sex,10, work[i].born,10, work[i].edu,10, work[i].position,10, work[i].wage,10, work[i].address,10, work[i].tel);
i++;
}
fclose(fp);
}
void write()//写入数据
{
FILE* fp;
int i = 0;
if (( fopen_s(&fp,"d:\\date.txt", "w")) == NULL)
{
printf_s("无法打开文件！\n");
return;
}
fprintf(fp, "%d\n", n);
while (i < n)
{
fprintf(fp, "%\n%s\n%s\n%s\n%s\n%s\n%s\%s\n%s\n", work[i].ID, 10, work[i].name, 10, work[i].sex, 10, work[i].born, 10, work[i].edu, 10, work[i].position, 10, work[i].wage, 10, work[i].address, 10, work[i].tel);
i++;
}
fclose(fp);
}
//输入模块
void input()// 从键盘输入
{
int i;
int flag;//标记工号是否已存在
char c;//指令Y?N
read();//输入数据前先将文件中原有的数据读入
do
{
flag = 0;
printf("\t\t请输入职工的工号: \n\t\t");
scanf_s("%s", work[n].ID);
for (i = 0; i < n; i++)
{
if (strcmp(work[i].ID, work[n].ID) == 0)
{
flag = 1;
break;
}
}
if (flag)
{
printf("该工号已存在！\n\n");
printf("\t\t是否继续输入?(Y/N): ");
scanf_s("%*c%c", &c);
if (c == 'N' || c == 'n') break;
continue;
}
printf("\t\t请输入职工的姓名: \n\t\t");
scanf_s("%s", work[n].name);
printf("\t\t请输入职工的性别: \n\t\t");
scanf_s("%s", work[n].sex);
printf("\t\t请输入职工的出生年月: \n\t\t");
scanf_s("%s", work[n].born);
printf("\t\t请输入职工的学历: \n\t\t");
scanf_s("%s", work[n].edu);
printf("\t\t请输入职工的职务: \n\t\t");
scanf_s("%s", work[n].position);
printf("\t\t请输入职工的工资: \n\t\t");
scanf_s("%s", work[n].wage);
printf("\t\t请输入职工的住址: \n\t\t");
scanf_s("%s", work[n].address);
printf("\t\t请输入职工的电话: \n\t\t");
scanf_s("%s", work[n].tel);
printf("\t\t是否继续输入?(Y/N): ");
scanf_s("%*c%c", &c);
n++;
} while (c != 'N' && c != 'n');
write();
printf("\n\n数据已保存！\n\n");
}
//显示模块
void output_inf(int id)
{
printf("\t\t 工号: %s\n", work[id].ID);
printf("\t\t 姓名: %s\n", work[id].name);
printf("\t\t 性别: %s\n", work[id].sex);
printf("\t\t出生年月: %s\n", work[id].born);
printf("\t\t 学历: %s\n", work[id].edu);
printf("\t\t 职务: %s\n", work[id].position);
printf("\t\t 工资: %s\n", work[id].wage);
printf("\t\t 住址: %s\n", work[id].address);
printf("\t\t 电话: %s\n", work[id].tel);
printf("\n\n\n");
}
void show()//显示所有职工信息
{
int i;
read();
if (n == 0) printf("无记录!\n\n");
else
for (i = 0; i < n; i++)
{
output_inf(i);
}
}
//查询模块
void que()//查询信息
{
char num;
int flag, i;
char q_id[20];//查询工号
char q_name[20];//查询姓名
char q_edu[20]; //查询学历
char q_position[20];//查询职位
char c;//指令Y?N
read();//打开程序后，要查询以前的数据，要先读入
while (1)
{
system("cls");
printf("\t\t******************查询********************\n");
printf("\t\t* *\n");
printf("\t\t* 1.按工号查询 *\n");
printf("\t\t* *\n");
printf("\t\t* 2.按姓名查询 *\n");
printf("\t\t* *\n");
printf("\t\t* 3.按学历查询 *\n");
printf("\t\t* *\n");
printf("\t\t* 4.按职务查询 *\n");
printf("\t\t* *\n");
printf("\t\t* 输入其他任意键退出本模块 *\n");
printf("\t\t******************************************\n");
printf("\t\t请输入指令(1-4):");
scanf_s("%*c%c", &num);
if (num < '1' || num > '4')
{
printf("错误指令！\n\n");
system("pause");
continue;
}
system("cls");
flag = 0;//用来标记职工信息是否存在
if (num == '1')//按工号查询
{
printf("\t\t请输入您要查询职工的工号：");
scanf_s("%s", q_id);
for (i = 0; i < n; i++)
{
if (strcmp(work[i].ID, q_id) == 0)
{
output_inf(i);
flag = 1;//标记
break;
}
}
}
else if (num == '2')//按姓名查询
{
printf("\t\t请输入您要查询职工的姓名：");
scanf_s("%s", q_name);
for (i = 0; i < n; i++)
{
if (strcmp(work[i].name, q_name) == 0)
{
output_inf(i);
flag = 1;//标记
}
}
}
else if (num == '3')//按学历查询
{
printf("\t\t请输入您要查询职工的学历：");
scanf_s("%s", q_edu);
for (i = 0; i < n; i++)
{
if (strcmp(work[i].edu, q_edu) == 0)
{
output_inf(i);
flag = 1;//标记
}
}
}
else if (num == '4')//按职务查询
{
printf("\t\t请输入您要查询职工的职务：");
scanf_s("%s", q_position);
for (i = 0; i < n; i++)
{
if (strcmp(work[i].position, q_position) == 0)
{
output_inf(i);
flag = 1;//标记
}
}
}
if (!flag)//判断是否有该职工信息
{
printf("\n\n无该职工信息!\n\n");
}
printf("\n\n是否继续查询(Y/N):");
scanf_s("%*c%c", &c);
if (c == 'N' || c == 'n') break;
}
}
//修改信息模块
void mod()//修改职工信息
{
char change_ID[20];//需修改的职工的工号
int number;//职工信息在数据中的位置
char num;//指令
char message[100];//修改的信息
char c;//指令Y?N
int flag;
int i;
read();
while (1)
{
flag = 0;
system("cls");
printf("请输入需修改的职工的工号：");
scanf_s("%s", change_ID);
for (i = 0; i < n; i++)
{
if (strcmp(work[i].ID, change_ID) == 0)
{
number = i;
flag = 1;
break;
}
}
if (!flag)
{
printf("\n\n无此员工信息！！\n\n");
printf("\n\n是否继续修改(Y/N):");
scanf_s("%*c%c", &c);
if (c == 'N' || c == 'n') break;
continue;
}
printf("\n\n\t\t******************修改********************\n");
printf("\t\t* *\n");
printf("\t\t* 1.修改姓名 *\n");
printf("\t\t* *\n");
printf("\t\t* 2.修改学历 *\n");
printf("\t\t* *\n");
printf("\t\t* 3.修改职务 *\n");
printf("\t\t* *\n");
printf("\t\t* 4.修改工资 *\n");
printf("\t\t* *\n");
printf("\t\t* 5.修改住址 *\n");
printf("\t\t* *\n");
printf("\t\t* 6.修改电话 *\n");
printf("\t\t* *\n");
printf("\t\t* 输入其他任意键退出本模块 *\n");
printf("\t\t******************************************\n");
printf("\t\t请输入指令(1-6):");
scanf_s("%*c%c", &num);
if (num < '1' || num > '6')
{
printf("错误指令！\n\n");
system("pause");
continue;
}
system("cls");
printf("请输入修改后的信息：");
scanf_s("%s", message);
switch (num)
{
case '1': strcpy_s(work[number].name, message); break;
case '2': strcpy_s(work[number].edu, message); break;
case '3': strcpy_s(work[number].position, message); break;
case '4': strcpy_s(work[number].wage, message); break;
case '5': strcpy_s(work[number].address, message); break;
case '6': strcpy_s(work[number].tel, message); break;
}
system("cls");
printf("\n\n是否继续修改(Y/N):");
scanf_s("%*c%c", &c);
if (c == 'N' || c == 'n') break;
}
write();
}
//删除信息模块
void del()//删除职工信息
{
char delete_ID[20];//删除职工工号
int i, j;
int flag;//标记是否有该职工信息
char c;
read();
while (1)
{
system("cls");
flag = 0;
printf("请输入需删除职工信息的工号：");
scanf_s("%s", delete_ID);
for (i = 0; i < n; i++)
{
if (strcmp(work[i].ID, delete_ID) == 0)
{
n--;
flag = 1;
for (j = i; j < n; j++)
{
work[j] = work[j + 1];
}
break;
}
}
if (!flag) printf("\n\n无此员工信息！\n\n");
else printf("\n\n删除成功！\n");
printf("\n\n是否继续删除(Y/N):");
scanf_s("%*c%c", &c);
if (c == 'N' || c == 'n') break;
}
write();
}
//菜单模块
void menu()//菜单
{
printf("\t\t************职工信息管理系统菜单**********\n");
printf("\t\t* *\n");
printf("\t\t* 1.录入职工信息 *\n");
printf("\t\t* *\n");
printf("\t\t* 2.显示职工信息 *\n");
printf("\t\t* *\n");
printf("\t\t* 3.查询职工信息 *\n");
printf("\t\t* *\n");
printf("\t\t* 4.修改职工信息 *\n");
printf("\t\t* *\n");
printf("\t\t* 5.删除职工信息 *\n");
printf("\t\t* *\n");
printf("\t\t* 0.退出 *\n");
printf("\t\t* *\n");
printf("\t\t******************************************\n");
printf("\t\t请输入指令(0-5): ");
}
int main()
{
int num;
n = 0;
system("color 0B");
while (1)
{
menu();
scanf_s("%d", &num);
system("cls");
switch (num)
{
case 1: input(); break;
case 2: show(); break;
case 3: que(); break;
case 4: mod(); break;
case 5: del(); break;
case 0: printf("谢谢使用！\n\n"); return 0;
default:printf("\n--->无效的指令!\n\n\n");
}
system("pause");
system("cls");
}
}
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <conio.h>
struct worker
{
char ID[20];//工号
char name[20];//姓名
char sex[5];//性别
char born[20];//生日
char edu[20];//学历
char position[20];//职务
char wage[10];//工资
char address[100];//住址
char tel[15];//电话
}work[1000];
int n;
//文件读写模块
void read()//读入数据
{
FILE* fp = NULL;
int i = 0;
fopen_s(&fp,"d:\\date.txt", "r");
if (fp == NULL)
{
printf("请在D盘根目录下新建一个文本文件，文件名为date\n\n\n");
system("pause");
system("cls");
return;
}
fscanf_s(fp, "%d", &n);
while (i < n)
{
fscanf_s(fp, "%s%s%s%s%s%s%s%s%s", work[i].ID,20, work[i].name,20, work[i].sex,5, work[i].born,20, work[i].edu,20, work[i].position,20, work[i].wage,10, work[i].address,100, work[i].tel,15);
i++;
}
fclose(fp);
}
void write()//写入数据
{
FILE* fp = NULL;
int i = 0;
fopen_s(&fp,"d:\\date.txt", "w");
if (fp == NULL)
{
printf_s("无法打开文件！\n");
return;
}
fprintf(fp, "%d\n", n);
while (i < n)
{
fprintf(fp, "%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n", work[i].ID, work[i].name, work[i].sex, work[i].born, work[i].edu, work[i].position,work[i].wage, work[i].address, work[i].tel);
i++;
}
fclose(fp);
}
//输入模块
void input()// 从键盘输入
{
int i;
int flag;//标记工号是否已存在
char c;//指令Y?N
read();//输入数据前先将文件中原有的数据读入
do
{
flag = 0;
printf("\t\t请输入职工的工号: \n\t\t");
scanf_s("%s", work[n].ID,20);
for (i = 0; i < n; i++)
{
if (strcmp(work[i].ID, work[n].ID) == 0)
{
flag = 1;
break;
}
}
if (flag)
{
printf("该工号已存在！\n\n");
printf("\t\t是否继续输入?(Y/N): ");
scanf_s("%*c%c", &c,1);
if (c == 'N' || c == 'n') break;
continue;
}
printf("\t\t请输入职工的姓名: \n\t\t");
scanf_s("%s", work[n].name,20);
printf("\t\t请输入职工的性别: \n\t\t");
scanf_s("%s", work[n].sex,5);
printf("\t\t请输入职工的出生年月: \n\t\t");
scanf_s("%s", work[n].born,20);
printf("\t\t请输入职工的学历: \n\t\t");
scanf_s("%s", work[n].edu,20);
printf("\t\t请输入职工的职务: \n\t\t");
scanf_s("%s", work[n].position,20);
printf("\t\t请输入职工的工资: \n\t\t");
scanf_s("%s", work[n].wage,10);
printf("\t\t请输入职工的住址: \n\t\t");
scanf_s("%s", work[n].address,100);
printf("\t\t请输入职工的电话: \n\t\t");
scanf_s("%s", work[n].tel,15);
printf("\t\t是否继续输入?(Y/N): ");
scanf_s("%*c%c", &c,1);
n++;
} while (c != 'N' && c != 'n');
write();
printf("\n\n数据已保存！\n\n");
}
//显示模块
void output_inf(int id)
{
printf("\t\t 工号: %s\n", work[id].ID);
printf("\t\t 姓名: %s\n", work[id].name);
printf("\t\t 性别: %s\n", work[id].sex);
printf("\t\t出生年月: %s\n", work[id].born);
printf("\t\t 学历: %s\n", work[id].edu);
printf("\t\t 职务: %s\n", work[id].position);
printf("\t\t 工资: %s\n", work[id].wage);
printf("\t\t 住址: %s\n", work[id].address);
printf("\t\t 电话: %s\n", work[id].tel);
printf("\n\n\n");
}
void show()//显示所有职工信息
{
int i;
read();
if (n == 0) printf("无记录!\n\n");
else
for (i = 0; i < n; i++)
{
output_inf(i);
}
}
//查询模块
void que()//查询信息
{
char num;
int flag, i;
char q_id[20];//查询工号
char q_name[20];//查询姓名
char q_edu[20]; //查询学历
char q_position[20];//查询职位
char c;//指令Y?N
read();//打开程序后，要查询以前的数据，要先读入
while (1)
{
system("cls");
printf("\t\t******************查询********************\n");
printf("\t\t* *\n");
printf("\t\t* 1.按工号查询 *\n");
printf("\t\t* *\n");
printf("\t\t* 2.按姓名查询 *\n");
printf("\t\t* *\n");
printf("\t\t* 3.按学历查询 *\n");
printf("\t\t* *\n");
printf("\t\t* 4.按职务查询 *\n");
printf("\t\t* *\n");
printf("\t\t* 输入其他任意键退出本模块 *\n");
printf("\t\t******************************************\n");
printf("\t\t请输入指令(1-4):");
scanf_s("%*c%c", &num,1);
if (num < '1' || num > '4')
{
printf("错误指令！\n\n");
system("pause");
continue;
}
system("cls");
flag = 0;//用来标记职工信息是否存在
if (num == '1')//按工号查询
{
printf("\t\t请输入您要查询职工的工号：");
scanf_s("%s", q_id,20);
for (i = 0; i < n; i++)
{
if (strcmp(work[i].ID, q_id) == 0)
{
output_inf(i);
flag = 1;//标记
break;
}
}
}
else if (num == '2')//按姓名查询
{
printf("\t\t请输入您要查询职工的姓名：");
scanf_s("%s", q_name,20);
for (i = 0; i < n; i++)
{
if (strcmp(work[i].name, q_name) == 0)
{
output_inf(i);
flag = 1;//标记
}
}
}
else if (num == '3')//按学历查询
{
printf("\t\t请输入您要查询职工的学历：");
scanf_s("%s", q_edu,20);
for (i = 0; i < n; i++)
{
if (strcmp(work[i].edu, q_edu) == 0)
{
output_inf(i);
flag = 1;//标记
}
}
}
else if (num == '4')//按职务查询
{
printf("\t\t请输入您要查询职工的职务：");
scanf_s("%s", q_position,20);
for (i = 0; i < n; i++)
{
if (strcmp(work[i].position, q_position) == 0)
{
output_inf(i);
flag = 1;//标记
}
}
}
if (!flag)//判断是否有该职工信息
{
printf("\n\n无该职工信息!\n\n");
}
printf("\n\n是否继续查询(Y/N):");
scanf_s("%*c%c", &c,1);
if (c == 'N' || c == 'n') break;
}
}
//修改信息模块
void mod()//修改职工信息
{
char change_ID[20];//需修改的职工的工号
int number;//职工信息在数据中的位置
char num;//指令
char message[100];//修改的信息
char c;//指令Y?N
int flag;
int i;
read();
while (1)
{
flag = 0;
system("cls");
printf("请输入需修改的职工的工号：");
scanf_s("%s", change_ID,20);
for (i = 0; i < n; i++)
{
if (strcmp(work[i].ID, change_ID) == 0)
{
number = i;
flag = 1;
break;
}
}
if (!flag)
{
printf("\n\n无此员工信息！！\n\n");
printf("\n\n是否继续修改(Y/N):");
scanf_s("%*c%c", &c,1);
if (c == 'N' || c == 'n') break;
continue;
}
printf("\n\n\t\t******************修改********************\n");
printf("\t\t* *\n");
printf("\t\t* 1.修改姓名 *\n");
printf("\t\t* *\n");
printf("\t\t* 2.修改学历 *\n");
printf("\t\t* *\n");
printf("\t\t* 3.修改职务 *\n");
printf("\t\t* *\n");
printf("\t\t* 4.修改工资 *\n");
printf("\t\t* *\n");
printf("\t\t* 5.修改住址 *\n");
printf("\t\t* *\n");
printf("\t\t* 6.修改电话 *\n");
printf("\t\t* *\n");
printf("\t\t* 输入其他任意键退出本模块 *\n");
printf("\t\t******************************************\n");
printf("\t\t请输入指令(1-6):");
scanf_s("%*c%c", &num,1);
if (num < '1' || num > '6')
{
printf("错误指令！\n\n");
system("pause");
continue;
}
system("cls");
printf("请输入修改后的信息：");
scanf_s("%s", message,100);
switch (num)
{
case '1': strcpy_s(work[number].name,20, message); break;
case '2': strcpy_s(work[number].edu,20, message); break;
case '3': strcpy_s(work[number].position, 20,message); break;
case '4': strcpy_s(work[number].wage,20, message); break;
case '5': strcpy_s(work[number].address,100, message); break;
case '6': strcpy_s(work[number].tel,15, message); break;
}
system("cls");
printf("\n\n是否继续修改(Y/N):");
scanf_s("%*c%c", &c,1);
if (c == 'N' || c == 'n') break;
}
write();
}
//删除信息模块
void del()//删除职工信息
{
char delete_ID[20];//删除职工工号
int i, j;
int flag;//标记是否有该职工信息
char c;
read();
while (1)
{
system("cls");
flag = 0;
printf("请输入需删除职工信息的工号：");
scanf_s("%s", delete_ID,20);
for (i = 0; i < n; i++)
{
if (strcmp(work[i].ID, delete_ID) == 0)
{
n--;
flag = 1;
for (j = i; j < n; j++)
{
work[j] = work[j + 1];
}
break;
}
}
if (!flag) printf("\n\n无此员工信息！\n\n");
else printf("\n\n删除成功！\n");
printf("\n\n是否继续删除(Y/N):");
scanf_s("%*c%c", &c,1);
if (c == 'N' || c == 'n') break;
}
write();
}
//菜单模块
void menu()//菜单
{
printf("\t\t************职工信息管理系统菜单**********\n");
printf("\t\t* *\n");
printf("\t\t* 1.录入职工信息 *\n");
printf("\t\t* *\n");
printf("\t\t* 2.显示职工信息 *\n");
printf("\t\t* *\n");
printf("\t\t* 3.查询职工信息 *\n");
printf("\t\t* *\n");
printf("\t\t* 4.修改职工信息 *\n");
printf("\t\t* *\n");
printf("\t\t* 5.删除职工信息 *\n");
printf("\t\t* *\n");
printf("\t\t* 0.退出 *\n");
printf("\t\t* *\n");
printf("\t\t******************************************\n");
printf("\t\t请输入指令(0-5): ");
}
int main()
{
int num;
n = 0;
system("color 0B");
while (1)
{
menu();
scanf_s("%d", &num,1);
system("cls");
switch (num)
{
case 1: input(); break;
case 2: show(); break;
case 3: que(); break;
case 4: mod(); break;
case 5: del(); break;
case 0: printf("谢谢使用！\n\n"); return 0;
default:printf("\n--->无效的指令!\n\n\n");
}
system("pause");
system("cls");
}
}
work[i].ID,10, ID数组是20，你后面fscanf_s指定的字符串长度和结构中的数组长度都不一样啊。确定不越界吗？
%s 和 %c 格式输入的加多一个指定长度的参数试一下
scanf_s("%s", work[n].ID, sizeof(work[n].ID));
scanf_s("%*c%c", &c, 1);
- 这个问题的回答你可以参考下: https://ask.csdn.net/questions/7624448
- 这篇博客你也可以参考下：【C 语言】用 C 语言解决括号问题
- 这篇博客也不错, 你可以看下【C 语言】用 C 语言解决括号问题