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C語言職工信息管理系統(tǒng)源碼

 更新時(shí)間：2018年01月18日 10:08:14   作者：jz-nice  
這篇文章主要為大家詳細(xì)介紹了C語言職工信息管理系統(tǒng)源碼，文中示例代碼介紹的非常詳細(xì)，具有一定的參考價(jià)值，感興趣的小伙伴們可以參考一下

本文實(shí)例為大家分享了C語言職工信息管理系統(tǒng)的具體代碼，供大家參考，具體內(nèi)容如下

#include <stdio.h> 
#include <stdlib.h> 
#include <string.h> 
#include <conio.h> 
struct worker 
{ 
 char ID[20];//工號(hào) 
 char name[20];//姓名 
 char sex[5];//性別 
 char born[20];//生日 
 char edu[20];//學(xué)歷 
 char position[20];//職務(wù) 
 char wage[10];//工資 
 char address[100];//住址 
 char tel[15];//電話 
}work[1000]; 
int n ; 
 
//文件讀寫模塊 
void read()//讀入數(shù)據(jù) 
{ 
 FILE *fp; 
 int i = 0; 
 if( (fp = fopen("d:\\date.txt","r")) == NULL ) 
 { 
  printf("請?jiān)贒盤根目錄下新建一個(gè)文本文件，文件名為date\n\n\n"); 
  system("pause"); 
  system("cls"); 
  return ; 
 } 
 fscanf(fp,"%d\n",&n); 
 while(i < n) 
 { 
  fscanf(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); 
} 
void write()//寫入數(shù)據(jù) 
{ 
 FILE *fp; 
 int i = 0; 
 if( (fp = fopen("d:\\date.txt","w")) == NULL ) 
 { 
  printf("無法打開文件！\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); 
} 
 
 
//輸入模塊 
void input()// 從鍵盤輸入 
{ 
 int i; 
 int flag;//標(biāo)記工號(hào)是否已存在 
 char c;//指令Y?N 
 read();//輸入數(shù)據(jù)前先將文件中原有的數(shù)據(jù)讀入 
 do 
 { 
  flag = 0; 
  printf("\t\t請輸入職工的工號(hào):        \n\t\t"); 
  scanf("%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("該工號(hào)已存在！\n\n"); 
   printf("\t\t是否繼續(xù)輸入?(Y/N): "); 
   scanf("%*c%c",&c); 
   if(c == 'N' || c == 'n') break; 
   continue; 
  } 
  printf("\t\t請輸入職工的姓名:        \n\t\t"); 
  scanf("%s",work[n].name); 
  printf("\t\t請輸入職工的性別:        \n\t\t"); 
  scanf("%s",work[n].sex); 
  printf("\t\t請輸入職工的出生年月:       \n\t\t"); 
  scanf("%s",work[n].born); 
  printf("\t\t請輸入職工的學(xué)歷:        \n\t\t"); 
  scanf("%s",work[n].edu); 
  printf("\t\t請輸入職工的職務(wù):        \n\t\t"); 
  scanf("%s",work[n].position); 
  printf("\t\t請輸入職工的工資:        \n\t\t"); 
  scanf("%s",work[n].wage); 
  printf("\t\t請輸入職工的住址:        \n\t\t"); 
  scanf("%s",work[n].address); 
  printf("\t\t請輸入職工的電話:        \n\t\t"); 
  scanf("%s",work[n].tel); 
  printf("\t\t是否繼續(xù)輸入?(Y/N): "); 
  scanf("%*c%c",&c); 
  n ++; 
 }while( c != 'N' && c != 'n'); 
 write(); 
 printf("\n\n數(shù)據(jù)已保存！\n\n"); 
} 
 
 
//顯示模塊 
void output_inf(int id) 
{ 
 printf("\t\t 工號(hào): %s\n",work[id].ID); 
 printf("\t\t 姓名: %s\n",work[id].name); 
 printf("\t\t 性別: %s\n",work[id].sex); 
 printf("\t\t出生年月: %s\n",work[id].born); 
 printf("\t\t 學(xué)歷: %s\n",work[id].edu); 
 printf("\t\t 職務(wù): %s\n",work[id].position); 
 printf("\t\t 工資: %s\n",work[id].wage); 
 printf("\t\t 住址: %s\n",work[id].address); 
 printf("\t\t 電話: %s\n",work[id].tel); 
 printf("\n\n\n"); 
} 
void show()//顯示所有職工信息 
{ 
 int i; 
 read(); 
 if(n == 0) printf("無記錄!\n\n"); 
 else 
  for(i = 0 ; i < n ; i ++) 
  { 
   output_inf(i); 
  } 
} 
 
 
//查詢模塊 
void que()//查詢信息 
{ 
 char num; 
 int flag,i; 
 char q_id[20] ;//查詢工號(hào) 
 char q_name[20] ;//查詢姓名 
 char q_edu[20] ; //查詢學(xué)歷 
 char q_position[20] ;//查詢職位 
 char c;//指令Y?N 
 read();//打開程序后，要查詢以前的數(shù)據(jù)，要先讀入 
 while(1) 
 { 
  system("cls"); 
  printf("\t\t******************查詢********************\n"); 
  printf("\t\t*          *\n"); 
  printf("\t\t*    1.按工號(hào)查詢    *\n"); 
  printf("\t\t*          *\n"); 
  printf("\t\t*    2.按姓名查詢    *\n"); 
  printf("\t\t*          *\n"); 
  printf("\t\t*    3.按學(xué)歷查詢    *\n"); 
  printf("\t\t*          *\n"); 
  printf("\t\t*    4.按職務(wù)查詢    *\n"); 
  printf("\t\t*          *\n"); 
  printf("\t\t*  輸入其他任意鍵退出本模塊   *\n"); 
  printf("\t\t******************************************\n"); 
  printf("\t\t請輸入指令(1-4):"); 
  scanf("%*c%c",&num); 
  if(num < '1' || num > '4') 
  { 
   printf("錯(cuò)誤指令！\n\n"); 
   system("pause"); 
   continue; 
  } 
  system("cls"); 
  flag = 0;//用來標(biāo)記職工信息是否存在 
  if(num == '1')//按工號(hào)查詢 
  { 
   printf("\t\t請輸入您要查詢職工的工號(hào)："); 
   scanf("%s",q_id); 
   for(i = 0 ; i < n ;i ++) 
   { 
    if( strcmp(work[i].ID,q_id) == 0) 
    { 
     output_inf(i); 
     flag = 1;//標(biāo)記 
     break; 
    } 
   } 
  } 
  else if(num == '2')//按姓名查詢 
  { 
   printf("\t\t請輸入您要查詢職工的姓名："); 
   scanf("%s",q_name); 
   for(i = 0 ; i < n ;i ++) 
   { 
    if( strcmp(work[i].name,q_name) == 0) 
    { 
     output_inf(i); 
     flag = 1;//標(biāo)記 
    } 
   } 
  } 
  else if(num == '3')//按學(xué)歷查詢 
  { 
   printf("\t\t請輸入您要查詢職工的學(xué)歷："); 
 
   scanf("%s",q_edu); 
   for(i = 0 ; i < n ;i ++) 
   { 
    if( strcmp(work[i].edu,q_edu) == 0) 
    { 
     output_inf(i); 
     flag = 1;//標(biāo)記 
    } 
   } 
  } 
  else if(num == '4')//按職務(wù)查詢 
  { 
   printf("\t\t請輸入您要查詢職工的職務(wù)："); 
   scanf("%s",q_position); 
   for(i = 0 ; i < n ;i ++) 
   { 
    if( strcmp(work[i].position,q_position) == 0) 
    { 
     output_inf(i); 
     flag = 1;//標(biāo)記 
    } 
   } 
  } 
  if(!flag)//判斷是否有該職工信息 
  { 
   printf("\n\n無該職工信息!\n\n"); 
  } 
  printf("\n\n是否繼續(xù)查詢(Y/N):"); 
 
  scanf("%*c%c",&c); 
  if(c == 'N' || c == 'n') break; 
 } 
} 
 
//修改信息模塊 
void mod()//修改職工信息 
{ 
 char change_ID[20];//需修改的職工的工號(hào) 
 int number;//職工信息在數(shù)據(jù)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("請輸入需修改的職工的工號(hào)："); 
  scanf("%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無此員工信息！！\n\n"); 
   printf("\n\n是否繼續(xù)修改(Y/N):"); 
   scanf("%*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.修改學(xué)歷     *\n"); 
  printf("\t\t*          *\n"); 
  printf("\t\t*    3.修改職務(wù)     *\n"); 
  printf("\t\t*          *\n"); 
  printf("\t\t*    4.修改工資     *\n"); 
  printf("\t\t*          *\n"); 
  printf("\t\t*    5.修改住址     *\n"); 
  printf("\t\t*          *\n"); 
  printf("\t\t*    6.修改電話     *\n"); 
  printf("\t\t*          *\n"); 
  printf("\t\t*  輸入其他任意鍵退出本模塊   *\n"); 
  printf("\t\t******************************************\n"); 
  printf("\t\t請輸入指令(1-6):"); 
  scanf("%*c%c",&num); 
  if(num < '1' || num > '6') 
  { 
   printf("錯(cuò)誤指令！\n\n"); 
   system("pause"); 
   continue; 
  } 
  system("cls"); 
  printf("請輸入修改后的信息："); 
  scanf("%s",message); 
  switch(num) 
  { 
   case '1' : strcpy(work[number].name,message); break; 
   case '2' : strcpy(work[number].edu,message); break; 
   case '3' : strcpy(work[number].position,message); break; 
   case '4' : strcpy(work[number].wage,message); break; 
   case '5' : strcpy(work[number].address,message); break; 
   case '6' : strcpy(work[number].tel,message); break; 
  } 
  system("cls"); 
  printf("\n\n是否繼續(xù)修改(Y/N):"); 
  scanf("%*c%c",&c); 
  if(c == 'N' || c == 'n') break; 
 } 
 write(); 
} 
 
 
//刪除信息模塊 
void del()//刪除職工信息 
{ 
 char delete_ID[20];//刪除職工工號(hào) 
 int i,j; 
 int flag;//標(biāo)記是否有該職工信息 
 char c; 
 read(); 
 while(1) 
 { 
  system("cls"); 
  flag = 0; 
  printf("請輸入需刪除職工信息的工號(hào)："); 
  scanf("%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無此員工信息！\n\n"); 
  else printf("\n\n刪除成功！\n"); 
  printf("\n\n是否繼續(xù)刪除(Y/N):"); 
  scanf("%*c%c",&c); 
  if(c == 'N' || c == 'n') break; 
 } 
 write(); 
} 
 
//菜單模塊 
void menu()//菜單 
{ 
 printf("\t\t************職工信息管理系統(tǒng)菜單**********\n"); 
 printf("\t\t*          *\n"); 
 printf("\t\t*    1.錄入職工信息   *\n"); 
 printf("\t\t*          *\n"); 
 printf("\t\t*    2.顯示職工信息   *\n"); 
 printf("\t\t*          *\n"); 
 printf("\t\t*    3.查詢職工信息   *\n"); 
 printf("\t\t*          *\n"); 
 printf("\t\t*    4.修改職工信息   *\n"); 
 printf("\t\t*          *\n"); 
 printf("\t\t*    5.刪除職工信息   *\n"); 
 printf("\t\t*          *\n"); 
 printf("\t\t*    0.退出     *\n"); 
 printf("\t\t*          *\n"); 
 printf("\t\t******************************************\n"); 
 printf("\t\t請輸入指令(0-5): "); 
} 
 
 
int main() 
{ 
 int num; 
 n = 0; 
 system("color 0B"); 
 while(1) 
 { 
  menu(); 
  scanf("%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("謝謝使用！\n\n"); return 0; 
   default :printf("\n--->無效的指令!\n\n\n"); 
  } 
  system("pause"); 
  system("cls"); 
 } 
}

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