員工管理系統（完整版）

#include <stdio.h>
#include <windows.h>
#include <string.h>
struct worker
{
    int num;
    char name[20];
    char zhicheng[10];
    int wages;
    int reward;
    long birth;
    int salary;
}
work[500],work1; 
void menu();                    
void type_in();                
void baocun(int);             
void scan();                 
void del();                 
void search();             
void search_zhicheng();   
void search_name();     
void search_num();
void change();          
void order();          
void add();          
void order_wages();
void order_name();
void order_num();
void menu()  
{     
    printf("\n");
    printf("                                welcome to                                 \n");
    printf("                             職工資訊管理系統                                   "); 
    printf("******************************************************************************\n"); 
    printf("           1.錄入職工資訊\n"); 
    printf("           2.浏覽職工資訊\n");
    printf("           3.查詢職工資訊\n"); 
    printf("           4.删除職工資訊\n");  
    printf("           5.改動職工資訊\n");
    printf("           6.職工資訊排序\n");
    printf("           7.加入職工資訊\n"); 
    printf("           8.退出\n"); 
    printf("*******************************************************************************\n"); 
    printf("\n"); 
} 
void main()
{ 
    int n,f;
    while(1)
    {
        do   {        
            menu();
            printf("請輸入你須要操作的序号(1—8):\n"); 
            scanf("%d",&n);   
            if(n>=1&&n<=8)        
            {
                f=1;      
                break; 
            } 
            else
            { 
                f=0;
                printf("您輸入有誤，請又一次選擇!");
            }
        }
        while(f==0);     
        switch(n)  
        { 
        case 1:printf("               錄入職工資訊\n");
            printf("\n");
            type_in();
            break;       
        case 2:printf("               浏覽職工資訊\n");
            printf("\n");system("cls");
            scan();
            break;  
        case 3:printf("               查詢職工資訊\n");
            printf("\n");
            system("cls");
            search();
            break;       
        case 4:printf("               删除職工資訊\n");
            printf("\n");
            system("cls");
            del();
            break; 
        case 5:printf("               改動職工資訊\n");
            printf("\n");
            system("cls");
            change();
            break;
        case 6:printf("               職工資訊排序\n");
            printf("\n");
            system("cls");
            order();
            break; 
        case 7:printf("               加入職工資訊\n");
            printf("\n");
            system("sls");
            add();
            break;
        case 8:goto loop;     
        default :break;
        }
    } 
loop:
    system("cls"); 
    printf("\n\n\n\n\n\n----------謝謝使用！---------\n\n\n\n\n\n");
} 
void type_in()  
{    
    int i,m;
    printf("請輸入須要建立資訊的職勞工數(1--500):\n"); 
    scanf("%d",&m); 
    for (i=0;i<m;i++) 
    {
        printf("請輸入職工号： "); 
        scanf("%d",&work[i].num);  
        printf("\n"); 
        printf("請輸入姓名:  "); 
        scanf("%s",work[i].name); 
        getchar();
        printf("請輸入職稱：  "); 
        scanf("%s",&work[i].zhicheng); 
        printf("請輸入基本工資:  "); 
        scanf("%d",&work[i].wages); 
        printf("請輸入獎金:  "); 
        scanf("%d",&work[i].reward); 
        printf("請輸入生日（格式如19900101）:  ");
        scanf("%d",&work[i].birth); 
        work[i].salary=work[i].wages + work[i].reward;
        getchar();system("cls"); 
        printf("\n一個職工的資訊檔案建立完成！
請輸入下一個職工的資訊\n"); 
        printf("\n");
    }       
    baocun(m);
}
void baocun(int m) 
{    
    int i;  
    FILE *fp;
    if ((fp=fopen("E:\\worker_list.txt","wb"))==NULL)
    { 
        printf ("此檔案不能打開\n");
        exit(0); 
    } 
    for (i=0;i<m;i++)
        if (fwrite(&work[i],sizeof(struct worker),1,fp)!=1)
            printf("file write error\n"); 
        fclose(fp);
} 
int load() 
{
    FILE*fp; 
    int i=0; 
    if((fp=fopen("E:\\worker_list.txt","rb"))==NULL) 
    {
        printf ("cannot open file\n");
        exit(0);   
    }
    else
    {  
        do    {   
            fread(&work[i],sizeof(struct worker),1,fp); 
            i++;
        }
        while(feof(fp)==0); 
    }
    fclose(fp);
    return(i-1); 
}    
void scan() 
{
    int i;
    int m=load();
    printf("\n職工号\t姓名\t職稱\t基本工資\t獎金\t實際工資\t生日             \n");
    for(i=0;i<m;i++)   
        printf("\n %d\t%s\t  %s\t  %d    \t%d\t %d\t      %ld\n",work[i].num,work[i].name,   work[i].zhicheng,work[i].wages,work[i].reward,work[i].salary,work[i].birth); 
    printf("按随意鍵繼續\n"); 
    getchar(); 
    getchar();
    system("cls");
} 
void del()  
{      
    int m=load();
    int i,j,n,t,f;
    char name1[10];
    printf("\n 原來的職工資訊:\n");  
    scan();    
    printf("\n"); 
    printf("請輸入要删除的職工的姓名:\n"); 
    scanf("%s",name1); 
    for(f=1,i=0;f&&i<m;i++) 
    {
        if(strcmp(work[i].name,name1)==0) 
        {   
            printf("\n已找到此人。原始記錄為：\n"); 
            printf("\n職工号\t姓名\t職稱\t基本工資\t獎金\t實際工資\t生日             \n"); 
            printf("\n %d\t%s\t  %s\t  %d    \t%d\t %d\t      %ld\n",work[i].num,work[i].name,   work[i].zhicheng,work[i].wages,work[i].reward,work[i].salary,work[i].birth);                                          printf("\n确實要删除此人資訊請按1,不删除請按0\n");    scanf("%d",&n);
            if(n==1)  
            {   
                for(j=i;j<m-1;j++)   
                {        
                    work[j]=work[j+1];   
                } 
                f=0;
            } 
        }
    }
    if(!f) m=m-1;
    else 
        printf("\n對不起，查無此人!\n"); 
    printf("\n 浏覽删除後的全部職工資訊:\n");
    baocun(m);      
    scan(); 
    printf("\n繼續删除請按1。不再删除請按0\n");
    scanf("%d",&t); 
    switch(t) {
    case 1:del();break;
    case 0:break;  
    default :break;
    }
    system("cls");
}  
void search()
{   
    int t,f;
    do 
    { 
        printf("\n按姓名查詢請按1  按職稱查詢請按2  按職工号查詢請按3  進入主函數按4\n"); 
        scanf("%d",&t); 
        if(t>=1&&t<=4) 
        {  
            f=1; break;
        } 
        else
        {   
            f=0;
            printf("您輸入有誤，請又一次選擇!"); 
        }
    }
    while(f==0);
    system("cls"); 
    while(f==1)
    {  
        switch(t)  
        {   
        case 1:printf("按姓名查詢\n");
            search_name();break; 
        case 2:printf("按職稱查詢\n");
            search_zhicheng();break; 
        case 3:printf("按職工号查詢\n");
            search_num();break; 
        case 4:main();break; 
        default:break;  
        }
        system("cls");
    }
} 
void search_name()
{  
    char name1[10];
    int i,t;  
    int m=load(); 
    printf("請輸入要查找的姓名:\n"); 
    scanf("%s",name1); 
    for(i=0;i<m;i++)
        if(strcmp(name1,work[i].name)==0)
        {
            printf("\n已找到此人，其記錄為：\n"); 
            printf("\n職工号\t姓名\t職稱\t基本工資\t獎金\t實際工資\t生日             \n"); 
            printf("\n %d\t%s\t  %s\t  %d    \t%d\t %d\t      %ld\n",work[i].num,work[i].name,   work[i].zhicheng,work[i].wages,work[i].reward,work[i].salary,work[i].birth); 
            break; 
        } 
        if(i==m)
            printf("\n對不起，查無此人\n");
        printf("\n");  
        printf("傳回查詢函數請按1,繼續查詢職工号請按2\n"); 
        scanf("%d",&t); 
        switch(t) 
        { 
        case 1:search();break;
        case 2: break;  
        default:break;  
        }
}      
void search_zhicheng()
{ 
    char zhicheng1[10]; 
    int i,t;
    int m=load();
    printf("請輸入要查找的職稱:\n"); 
    scanf("%s",zhicheng1); 
    for(i=0;i<m;i++)  
        if(strcmp(zhicheng1,work[i].zhicheng)==0) 
        {
            printf("\n已找到此人。其記錄為：\n");  
            printf("\n職工号\t姓名\t職稱\t基本工資\t獎金\t實際工資\t生日             \n"); 
            printf("\n %d\t%s\t  %s\t  %d    \t%d\t %d\t      %ld\n",work[i].num,work[i].name,   work[i].zhicheng,work[i].wages,work[i].reward,work[i].salary,work[i].birth); 
            break;
        }  
        if(i==m) 
            printf("\n對不起，查無此人\n");
        printf("\n");  
        printf("傳回查詢函數請按1,繼續查詢職工号請按2\n"); 
        scanf("%d",&t); 
        switch(t) 
        {  
        case 1:search();break; 
        case 2: break;  
        default:break; 
        }
} 
void search_num()
{  
    int num;
    int i,t;  
    int m=load(); 
    printf("請輸入要查找的職工号:\n"); 
    scanf("%d",&num); 
    for(i=0;i<m;i++)   
        if(num==work[i].num)
        {
            printf("\n已找到此人，其記錄為：\n"); 
            printf("\n職工号\t姓名\t職稱\t基本工資\t獎金\t實際工資\t生日             \n"); 
            printf("\n %d\t%s\t  %s\t  %d    \t%d\t %d\t      %ld\n",work[i].num,work[i].name,   work[i].zhicheng,work[i].wages,work[i].reward,work[i].salary,work[i].birth); 
            break;
        }
        if(i==m)
            printf("\n對不起，查無此人\n");
        printf("\n");  
        printf("傳回查詢函數請按1,繼續查詢職工号請按2\n"); 
        scanf("%d",&t); 
        switch(t) 
        {
        case 1:search();break;
        case 2: break;  
        default:break;  
        }
}       
void change() 
{ 
    int num;
    char name[20];
    char zhicheng[10];
    int wages;
    int reward;
    int birth;
    int salary;
    int b,c,i,n,t,f;
    int m=load();                                       
    printf("\n 原來的職工資訊:\n"); 
    scan();                                       
    printf("\n"); 
    printf("請輸入要改動的職工的姓名:\n"); 
    scanf("%s",name); 
    for(f=1,i=0;f&&i<m;i++) 
    {
        if(strcmp(work[i].name,name)==0)
        {  
            printf("\n已找到此人，原始記錄為：\n");  
            printf("\n職工号\t姓名\t職稱\t基本工資\t獎金\t實際工資\t生日             \n"); 
            printf("\n %d\t%s\t  %s\t  %d    \t%d\t %d\t      %ld\n",work[i].num,work[i].name,   work[i].zhicheng,work[i].wages,work[i].reward,work[i].salary,work[i].birth);  
            printf("\n确實要改動此人資訊請按1  不改動請按0\n"); 
            scanf("%d",&n);   
            if(n==1)    
            {           
                printf("\n須要進行改動的選項\n 1.職工号 2.姓名 3.職稱 4.基本工資 5.獎金  6.生日 7.實際工資\n");  
                printf("請輸入你想改動的那一項序号:\n");     
                scanf("%d",&c);     
                if(c>7||c<1)   
                    printf("\n選擇錯誤。請又一次選擇!\n");                 
            }        
            f=0;  
        }       
    }
    if(f==1)  
        printf("\n對不起，查無此人!\n");
    do       
    {      
        switch(c)    
        {   
        case 1:printf("職工号改為: ");   
            scanf("%d",&num);       
            work[i-1].num=num;      
            break;             
        case 2:printf("姓名改為: ");  
            scanf("%s",name);     
            strcpy(work[i-1].name,name); 
            break;    
        case 3:printf("職稱改為");  
            scanf("%s",zhicheng); 
            strcpy(work[i-1].zhicheng,zhicheng);  
            break;         
        case 4:printf("基本工資改為: "); 
            scanf("%d",&wages); 
            work[i-1].wages=wages; 
            break;        
        case 5:printf("獎金改為: ");
            scanf("%d",&reward);    
            work[i-1].reward=reward;   
            break;            
        case 6:printf("生日改為: ");  
            scanf("%ld",&birth);    
            work[i-1].birth=birth;    
            break;         
        case 7:printf("實際工資改為: ");
            scanf("%d",&salary);      
            work[i-1].salary=salary;   
            break; 
        }
        printf("\n"); 
        printf("\n是否确定所改動的資訊?
\n 是 請按1  \n不,又一次改動 請按2:  \n"); 
        scanf("%d",&b);  
    }
    while(b==2);   
    printf("\n浏覽改動後的全部職工資訊:\n"); 
    printf("\n"); 
    baocun(m);  
    scan();  
    printf("\n繼續改動請按1。不再改動請按0\n"); 
    scanf("%d",&t); 
    switch(t) 
    {   
    case 1:change();break;
    case 0:break; 
    default :break;
    }
    system("cls");
}    
void order()
{   
    int k,f;
    do
    {   
        printf("\n按姓名排序請按1  按基本工資排序請按2 按職工号排序請按3 進入主函數按4\n");
        scanf("%d",&k); 
        if(k>=1&&k<=4) 
        {
            f=1;break;
        }   
        else   
        {  
            f=0;   
            printf("您輸入有誤，請又一次選擇!"); 
        } 
    }
    while(f==0);system("cls");  
    while(f==1) 
    { 
        switch(k) 
        { 
        case 1:printf("\n按姓名排序為(字母由小到大排列)：\n");
            order_name();break;
        case 2:printf("\n按基本工資排序為(由高到低排列)：\n");
            order_wages();break; 
        case 3:printf("\n按職工号排序為(由小到大排列)：\n");
            order_num();break; 
        case 4:system("cls"); main();break;
        default:break;   
        }    
        system("cls");  
    }   
}
void order_name()
{ 
    int i,j,k;
    int m=load(); 
    for(i=0;i<m-1;i++) 
        for(j=0;j<m-1-i;j++)
            if(strcmp(work[j].name,work[j+1].name)>0) 
            {
                work1=work[j];work[j]=work[j+1];work[j+1]=work1;
            }
            baocun(m);
            printf("\n職工号\t姓名\t職稱\t基本工資\t獎金\t實際工資\t生日             \n");
            for(j=0;j<m;j++)   
                printf("\n %d\t%s\t  %s\t  %d    \t%d\t %d\t      %ld\n",work[j].num,work[j].name,   work[j].zhicheng,work[j].wages,work[j].reward,work[j].salary,work[j].birth);
            printf("傳回排序函數請按1,傳回主菜單請按2\n"); 
            scanf("%d",&k); 
            switch(k)
            {   
            case 1:order();break; 
            case 2:system("cls");main();break;  
            default:break; 
            }
            system("cls");
} 
void order_wages()
{ 
    int i,k,j;  
    int m=load();
    for(i=0;i<m-1;i++) 
        for(j=0;j<m-1-i;j++)  
            if(work[j].wages<work[j+1].wages)
            {
                work1=work[j];work[j]=work[j+1];work[j+1]=work1;
            }  
            baocun(m);
            printf("\n職工号\t姓名\t職稱\t基本工資\t獎金\t實際工資\t生日             \n");
            for(j=0;j<m;j++)  
                printf("\n %d\t%s\t  %s\t  %d    \t%d\t %d\t      %ld\n",work[j].num,work[j].name,   work[j].zhicheng,work[j].wages,work[j].reward,work[j].salary,work[j].birth);
            printf("傳回排序函數請按1,傳回主菜單請按2\n"); 
            scanf("%d",&k);
            switch(k)  
            {
            case 1:order();break;
            case 2:system("cls"); main();break; 
            default:break; 
            }
            system("cls");
} 
void order_num()
{ 
    int i,j,k;
    int m=load(); 
    for(i=0;i<m-1;i++) 
        for(j=0;j<m-1-i;j++) 
            if(work[j].num<work[j+1].num)
            { 
                work1=work[j];work[j]=work[j+1];work[j+1]=work1;
            }
            baocun(m); 
            printf("\n職工号\t姓名\t職稱\t基本工資\t獎金\t實際工資\t生日             \n");
            for(j=0;j<m;j++) 
                printf("\n %d\t%s\t  %s\t  %d    \t%d\t %d\t      %ld\n",work[j].num,work[j].name,   work[j].zhicheng,work[j].wages,work[j].reward,work[j].salary,work[j].birth);
            printf("傳回排序函數請按1,傳回主菜單請按2\n"); 
            scanf("%d",&k); 
            switch(k)
            {   
            case 1:order();break; 
            case 2:system("cls"); main();break;  
            default:break; 
            }
            system("cls");
} 
void add()  
{
    int n=load();
    int i,m; 
    printf("請輸入須要加入資訊的職勞工數\n"); 
    scanf("%d",&m); 
    for (i=n;i<m+n;i++)
    {
        printf("請輸入職工号： ");
        scanf("%d",&work[i].num); 
        printf("\n");   
        printf("請輸入姓名:  ");
        scanf("%s",work[i].name); 
        printf("請輸入職稱：  ");
        scanf("%s",&work[i].zhicheng); 
        printf("請輸入基本工資:  "); 
        scanf("%d",&work[i].wages);
        printf("請輸入獎金:  "); 
        scanf("%d",&work[i].reward); 
        printf("請輸入生日（格式如19900101）:  "); 
        scanf("%d",&work[i].birth); 
        getchar();
        system("cls"); 
        printf("\n一個職工的資訊檔案加入完成！請輸入下一個職工的資訊\n"); 
        work[i].salary=work[i].wages + work[i].reward;   printf("\n");
    }   
    baocun(m+n);
    system("cls");
    printf("加入職工檔案完成。
\n這時庫存資訊為：\n"); 
    scan();
}