虽然读取文件了，但是好像只能显示在运行屏幕，运行选择分函数时还是空文件找不到资料
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#include<stdio.h>
#include <stdlib.h>
#include<string.h>
//职工数据结构体
struct Worker
{ //6个属性
char num[20]; //工号
char name[20]; //姓名
char inday[20]; //入厂年月
char job[20]; //职称
char department[20]; //工作部门
char salary[20] ; //工资
}worker;
//根据数据结构体定义职工链表结构体
typedef struct node
{
struct Worker worker;
struct node *next;
struct node *prior;
}Node;
//定义分函数
int getMeun(Node *worker); //获取菜单
int addWorker(Node *worker); //增加职工
int delWorker(Node *worker); //删除职工
int querWorker(Node *worker); //查询职工
int revWorker(Node *worker); //修改职工
int saveFile (Node* worker); //存储到文件中
int saveNode (Node* worker); //输出排序好的链表但不更改文件
int readFile(Node *worker); //读取文件信息
int next(Node* worker); //下一步
//主函数
int main()
{
Node *worker;
worker = (Node*)malloc(sizeof(Node)); //创建头结点
worker->next = worker->prior = NULL;
system("color 3f");
readFile(worker); //读取文件
getMeun (worker); //获取主菜单
return 0;
}
int readFile(Node *worker)
{
Node *p;
FILE *fp;
int i=0;
fp = fopen("C:\\职工资料.txt","r");
// p = (Node *)malloc(sizeof(Node));
// fscanf(fp,"%s\t%s\t%s\t%s\t%s\t%s\n",
// p->worker.num,p->worker.name,p->worker.inday,p->worker.job,p->worker.department,p->worker.salary);
if(fp == NULL)
{
printf("文件打开失败,请在C盘下建立一个文本文件");
return 0;
}
p=worker->next;
while(p!=NULL)
{
fscanf(fp,"%s\t%s\t%s\t%s\t%s\t%s\n",
p->worker.num,p->worker.name,p->worker.inday,p->worker.job,p->worker.department,p->worker.salary);
p=p->next;
}
/* while(fscanf(fp,"%d",&worker[i])!=EOF)
{
i++;
}
*/
fclose(fp);
}
/*
//读取文件信息
int readFile(Node *worker)
{
Node *p;
FILE *fp;//创建文件指针
worker=(Node *)malloc(sizeof(Node));//读取内存
p=worker->next;
if((fp= fopen("C:\\职工资料.txt","r")) == NULL)
{
printf("文件打开失败");
return 0;
}
hangFile(fp);
fclose(fp);
return 1;
}
int hangFile(FILE *fp)
{
int line=1;
char ch;//单个人的信息字符串
while((ch=fgetc(fp))!=EOF)//读取到文件末尾或读取失败时返回EOF
{
if(ch == '\n')
{
line++;
}
printf("%c",ch);
}
return 1;
}
*/
//存储文件信息
int saveFile (Node* worker)
{
Node *p = NULL;
FILE *fp;
int saveChoose;
fp = fopen("C:\\职工资料.txt","w");
if(fp == NULL)
{
printf("文件无法打开\n");
return 0;
}
if(worker->next == NULL)
{
printf("没有记录\n");
}
else
{
p = worker->next;
}
while(p!=NULL)
{
fprintf(fp,"%s\t%s\t%s\t%s\t%s\t%s\n",
p->worker.num,p->worker.name,p->worker.inday,p->worker.job,p->worker.department,p->worker.salary);
p = p->next;
}
fclose(fp);
}
//1·主菜单
int getMeun (Node *worker)
{
int choose = 0 ;
printf("**********************************欢 迎来到职工管理系统**************************************\n");
printf("* 1. 新增职工 *\n");
printf("* 2. 删除职工 *\n");
printf("* 3. 查询职工 *\n");
printf("* 4. 修改职工 *\n");
printf("* 5. 排序职工 *\n");
printf("* 0. 退出系统 *\n");
printf("********************************************************************************************\n");
printf("*请输入需要进行的操作所对应的数字： \n");
scanf("%d",&choose);
switch(choose) //判断并选择进行的操作
{
case 1:
system("cls");//清屏以免界面杂乱
printf("**********************************************************************************************\n");
printf("* 欢 迎进入 新增职工 页面 *\n");
printf("**********************************************************************************************\n");
addWorker(worker);
saveFile(worker);
next(worker);
break;
case 2:
system("cls");
printf("**********************************************************************************************\n");
printf("* 欢 迎进入 删除职工 页面 *\n");
printf("**********************************************************************************************\n");
delWorker(worker);
next(worker);
break;
case 3:
system("cls");
printf("**********************************************************************************************\n");
printf("* 欢 迎进入 查询职工 页面 *\n");
printf("**********************************************************************************************\n");
querWorker(worker);
next(worker);
break;
case 4:
system("cls");
printf("**********************************************************************************************\n");
printf("* 欢 迎进入 修改职工 页面 *\n");
printf("**********************************************************************************************\n");
revWorker(worker);
saveFile(worker);
next(worker);
break;
case 0:
exit(0);//退出系统
default:
system("cls");
getMeun(worker); //递归
}
}
//2·增加职工
int addWorker (Node *worker)
{
Node *p,*k;
p=worker;
p = (Node *)malloc(sizeof(Node));
k=worker->next;
printf("请按照工号、姓名、入厂年月、职称、工作部门、工资 的顺序依次输入所添加职工的相关信息\n");
printf("请输入职工工号：") ;
scanf("%s",&p->worker.num);
while(k!=NULL)//对工号进行判断 ，循环多次判断
{
if(strcmp(p->worker.num ,k->worker.num) == 0)//strcmp用于比较两个字符串并根据比较结果返回整数
{
printf("该编号已存在，请重新输入编号!\n");
scanf("%s",p->worker.num);
k = worker; //指回头结点，再次遍历判断
}
k = k->next;
}
printf("请输入职工姓名：");
scanf("%s",&p->worker.name);
printf("请输入职工入厂时间：");
scanf("%s",&p->worker.inday);
printf("请输入职工职称：");
scanf("%s",&p->worker.job);
printf("请输入职工工作部门：");
scanf("%s",&p->worker.department);
printf("请输入职工工资：");
scanf("%s",&p->worker.salary);
p->next=NULL;
k->next=p;
k=p;
saveFile(worker);
printf("新增的职工信息如下：\n\n");
printf("工号\t姓名\t入厂年月\t职称\t工作部门\t工资 \n");
printf("%s\t%s\t%s\t%s\t%s\t%s\n",p->worker.num,p->worker.name,p->worker.inday,p->worker.job,p->worker.department,p->worker.salary);
printf("职工信息已成功存入文件！\n");
next(worker);
}
/* while(q!=NULL)
{
//大于前结点而且小于后结点，插入于中间
if( (strcmp(p->worker.num,pre->worker.num) > 0 ) && ( strcmp(p->worker.num,q->worker.num) < 0 ) )
{
p->next = q;
p->prior = q->prior;
q->prior = p;
p->prior->next = p;
break;
}
//插入于最后一个的后面,即q的后面 。尾插法
else if( (q->next == NULL) && ( strcmp(p->worker.num,pre->worker.num) > 0 ))
{
q->next = p;
p->prior = q;
p->next = NULL;
break;
}
}
*/
//3·删除职工
int delWorker(Node *worker)
{
Node *p,*r;
char delnum[20],delname[20];
int delChoose,confirmChoose;
p = worker->next;
if( p == NULL)
{
printf("空\n");
}
else{
printf("按职工工号删除： 1\n");
printf("按职工姓名删除： 2\n");
printf("********************************************************************************************\n");
printf("请选择你要删除的方法:");
scanf("%d",&delChoose);
if(delChoose == 1 ) //按工号的情况
{
int num=0;
printf("请输入要删除职工的工号：\n");
scanf("%s\n",&delnum);
while(p!=NULL)
{
if(strcmp(p->worker.num,delnum)==0)
{
num++;
printf("工号\t姓名\t入厂年月\t职称\t工作部门\t工资 \n");
printf("%s\t%s\t%s\t%s\t%s\t%s\n",
p->worker.num,p->worker.name,p->worker.inday,
p->worker.job,p->worker.department,p->worker.salary);
printf("您是否删除%s\n\n",p->worker.name);
printf("确认删除：1 取消删除：2\n");
printf("请输入你选择的操作数字：");
scanf("%d",&confirmChoose);
if(confirmChoose == 1)
{
printf("职工%s删除成功\n",p->worker.name);
//删除该职工信息占据的节点
if(p!=NULL)
{
r = worker;
while (r->next != p)//去掉p
{
r = r->next;
}
r->next = r->next->next;
}
saveFile(worker);//将其存储到文件中
}
else if(confirmChoose == 2)//取消删除
{
printf("您已取消操作\n");
break;
}
break;
}
else
{
if(p->next == NULL && num == 0)
{
printf("该职工不存在\n");
}
}
p = p->next;
}
}//delChoose == 1
else if (delChoose == 2 )//按照姓名的情况
{
printf("请输入要删除职工的姓名：\n");
scanf("%s",&delname);
int num=0;
while(p!=NULL)
{
if(strcmp(p->worker.name,delname)==0)
{
num++;
printf("工号\t姓名\t入厂年月\t职称\t工作部门\t工资 \n");
printf("%s\t%s\t%s\t%s\t%s\t%s\n",
p->worker.num,p->worker.name,p->worker.inday,p->worker.job,p->worker.department,p->worker.salary);
printf("您是否删除%s\n",p->worker.name);
printf("确认删除：1 取消删除：2\n");
printf("请输入你选择的操作数字：") ;
scanf("%d",&confirmChoose);
if(confirmChoose == 1)
{
printf("职工%s删除成功\n",p->worker.name);
//删除该职工信息占据的节点
if(p!=NULL)
{
r = worker;
while (r->next != p)
{
r = r->next;
}
r->next = r->next->next;
}
saveFile(worker);
}
else if(confirmChoose == 2)
{
printf("您已取消操作\n");
break;
}
break;
}
else
{
if(p->next == NULL && num == 0)
{
printf("该职工不存在\n");
}
}
p = p->next;
}
}//delChoose == 2
}
};
//4·查询职工
int querWorker(Node *worker)
{
char quernum[20],quername[20],querinday[20],querjob[20],querdepartment[20],quersalary[20];
int querChoose,NumSta,NumEnd,querSalaryNum;
Node *p=worker->next;
p = (Node *)malloc(sizeof(Node));
readFile(worker);
if(p==NULL)
{
printf("目前没有资料\n");
}
else
{
printf("通过职工工号查询： 1 \n");
printf("通过职工工作部门查询： 2 \n");
printf("通过职工姓名查询: 3 \n");
printf("********************************************************************************************\n");
printf("请输入查所对应数字：\n");
scanf("%d",&querChoose);
if(querChoose == 1 )
{
int num = 0;
printf("请输入要查询的职工工号:\n");
scanf("%s",&quernum);
while(p!=NULL)
{
if(strcmp(p->worker.num,quernum)==0)
{
num++;
if(num==1)
{
printf("********************************************************************************************\n");
printf(" 工号\t姓名\t入厂年月\t职称\t工作部门\t工资\n");
}
printf("%s\t%s\t%s\t%s\t%s\t%s\n",
p->worker.num,p->worker.name,p->worker.inday,p->worker.job,p->worker.department,p->worker.salary);
}
else
{
if (p->next == NULL && num == 0)
{
printf("未找到该职工\n");
}
}
p = p->next;
}
}// 通过职工工号查询
else if (querChoose == 2 )
{
int num = 0 ;
printf("请输入要查询的职工工作部门:\n");
scanf("%s",&querdepartment);
while(p!=NULL)
{
if(strcmp(p->worker.department,querdepartment)==0)
{
num++;
if(num==1)
{
printf("********************************************************************************************\n");
printf(" 工号\t姓名\t入厂年月\t职称\t工作部门\t工资\n");
}
printf("%s\t%s\t%s\t%s\t%s\t%s\n",
p->worker.num,p->worker.name,p->worker.inday,p->worker.job,p->worker.department,p->worker.salary);
}
else
{
if (p->next == NULL && num == 0)
{
printf("未找到职工\n");
}
}
p = p->next;
}
}
else if (querChoose == 3 )//
{
int num = 0;
printf("请输入要查询的职工姓名:\n") ;
scanf("%s",&quername);
while(p!=NULL)
{
if(strcmp(p->worker.name,quername) == 0)
{
num++;
if(num==1)
{
printf("********************************************************************************************\n");
printf(" 工号\t姓名\t入厂年月\t职称\t工作部门\t工资\n");
}
printf("%s\t%s\t%s\t%s\t%s\t%s\n",
p->worker.num,p->worker.name,p->worker.inday,p->worker.job,p->worker.department,p->worker.salary);
}
else
{
if (p->next == NULL && num == 0)
{
printf("未找到该职工\n");
}
}
p = p->next;
}
}
else
{
printf("输入出错，请重新选择\n");
querWorker(worker);
}
}
}
//5·修改职工
int revWorker(Node *worker)
{
char revnum[20],revname[20];
int revChoose ;
Node *p = worker->next;
if( p == NULL)
{
printf("目前没有资料\n");
}
else
{
printf("通过职工工号修改： 1 \n");
printf("通过职工姓名修改： 2 \n");
printf("请输入要进行操作所对应数字：\n");
printf("********************************************************************************************\n");
scanf("%d",&revChoose);
if(revChoose == 1 )
{
printf("请输入要修改的职工编号\n");
scanf("%s",&revnum);
int num=0;
while(p!=NULL)
{
if(strcmp(p->worker.num,revnum)==0)
{
num++ ;
//显示原信息
printf("找到该职工，其信息如下:\n");
printf("工号\t姓名\t入厂年月\t职称\t工作部门\t工资 \n");
printf("%s\t%s\t%s\t%s\t%s\t%s\n",
p->worker.num,p->worker.name,p->worker.inday,p->worker.job,p->worker.department,p->worker.salary);
//修改信息
printf("\n请依次输入数据进行修改:\n");
printf("工号\t姓名\t入厂年月\t职称\t工作部门\t工资 \n");
printf("%s\t%s\t%s\t%s\t%s\t%s\n",
p->worker.num,p->worker.name,p->worker.inday,p->worker.job,p->worker.department,p->worker.salary);
//修改后信息
printf("修改职工信息如下：\n\n");
printf("工号\t姓名\t入厂年月\t职称\t工作部门\t工资 \n");
printf("%s\t%s\t%s\t%s\t%s\t%s\n",
p->worker.num,p->worker.name,p->worker.inday,p->worker.job,p->worker.department,p->worker.salary);
break;
}
else
{
if (p->next == NULL && num == 0)
{
printf("未找到该职工\n");
}
}
p = p->next;
}
}
else if (revChoose ==2)
{
printf("请输入要修改的职工姓名\n");
scanf("%s",&revname);
while(p!=NULL)
{
if(strcmp(p->worker.name,revname)==0)
{
//显示原信息
printf("找到该职工，其信息如下\n");
printf("工号\t姓名\t入厂年月\t职称\t工作部门\t工资 \n");
printf("%s\t%s\t%s\t%s\t%s\t%s\n",
p->worker.num,p->worker.name,p->worker.inday,p->worker.job,p->worker.department,p->worker.salary);
//修改信息
printf("\n请依次输入数据进行修改:\n");
printf("工号\t姓名\t入厂年月\t职称\t工作部门\t工资\n");
// printf("%s\t",p->worker.num);
scanf("%s%s%s%s%s%s",
p->worker.num,p->worker.name,p->worker.inday,p->worker.job,p->worker.department,p->worker.salary);
//修改后信息
printf("修改职工信息如下：\n\n");
printf(" 工号\t姓名\t入厂年月\t职称\t工作部门\t工资\n");
printf("%s\t%s\t%s\t%s\t%s\t%s\n",
p->worker.num,p->worker.name,p->worker.inday,p->worker.job,p->worker.department,p->worker.salary);
break;
}
else
{
int num = 0 ;
if (p->next == NULL && num == 0)
{
printf("未找到该职工\n");
}
}
p = p->next;
}
}
}
};
//6·下一步操作
int next (Node* worker)
{
printf("********************************************************************************************\n");
printf("返回主菜单：1; 退出系统：0\n");
int nextChoose;
scanf("%d",&nextChoose);
while(1)
{
if(nextChoose==1)
{
system("cls");
getMeun(worker);
}
else if (nextChoose==0)
{
exit(0);
}
else
{
printf("输入出错,请重新输入!");
scanf("%d",&nextChoose);
continue;
}
}
}
