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  • 記錄

    發表于:2007-05-25來源:作者:點擊數: 標簽:windowsstdio.h#include記錄
    #include stdio.h #include windows .h struct person { char name[8]; char tel[15]; char addr[50]; }; char filename[20]; FILE *fp; #include stdio.h #include windows.h struct person { char name[8]; char tel[15]; char addr[50]; }; char filename
    #include <stdio.h>
    #include <windows.h>
    struct person
    {
      char name[8];
      char tel[15];
      char addr[50];
    };
    char filename[20];
    FILE *fp;

    #include <stdio.h>
    #include <windows.h>
    struct person
    {
      char name[8];
      char tel[15];
      char addr[50];
    };
    char filename[20];
    FILE *fp;

    void creat();
    void output();
    void search();
    void append();
    void modify();
    void delete();

    main()
    {
      int m;
      creat();
      while(1)
      {
      printf("\n\n添加,請按1");
      printf("\n查找,請按2");
      printf("\n修改,請按3");
      printf("\n刪除,請按4");
      printf("\n輸出,請按5");
      printf("\n退出,請按0");
      printf("\n");
      scanf("%d",&m);
      if (m>=0&&m<=5)
      {
         switch(m)
         {
         case 1: append();
         break;
         case 2: search();
         break;
         case 3: modify();
         break;
         case 4: delete();
         break;
         case 5: output();
          break;
    case 0: exit(fp);
      }
      printf("\n\n操作完成,請再次選擇!");
      }
      else
      
      printf("\n\n選擇錯誤,請再次選擇!");
      }
    }

    void creat()
    {
      struct person one;
      long s1;
       printf("*************************************************\n");
       printf("*   written by 劉歧  1jjk  *\n");
       printf("*************************************************\n");
      printf("\n請輸入記事本名:");
      scanf("%s",filename);
      if ((fp=fopen(filename,"w"))==NULL)
      {
       printf("\n不能建立記事本");

       fprintf(fp,"%-10s%-20s%-50s","姓名","日期","事件");
       printf("\n請輸入姓名,日期和事件以0結束\n");
       scanf("%s",one.name);
       while(strcmp(one.name,"0"))
       {
         scanf("%s%s",one.tel,one.addr);
         fprintf(fp,"%-10%s-20%s-50s",one.name,one.tel,one.addr);
         scanf("%s",one.name);
       }
       fclose(fp);
      }
    }

    void output()
    {
      struct person one;
      if((fp=fopen(filename,"r"))==NULL)
      {
       printf("\n不能打開記事本!");

      }
      printf("\n\n%20s\n","記事本");
      while(!feof(fp))
      {
      fscanf(fp,"%-10%s-20%s-50s",one.name,one.tel,one.addr);
      printf("%-10s%-20s%-50s",one.name,one.tel,one.addr);
      }
      fclose(fp);
      
    }
    void append()
    {
      struct person one;
      if ((fp=fopen(filename,"a"))==NULL)
      {
       printf("\n不能打開記事本!");


      }
      printf("\n請添入姓名,日期碼及事件");
      scanf("%s%s%s",one.name,one.tel,one.addr);
      fprintf(fp,"%-10s%-20s%-50s",one.name,one.tel,one.addr);
      fclose(fp);
    }

    void search()
    {
      int k=0;
      char namekey[8];
      struct person one;
      printf("\n請輸入姓名");
      scanf("%s",namekey);
      if((fp=fopen(filename,"rb"))==NULL)
      {
       printf("\n不能打開記事本");

      }
      while (!feof(fp))
      {
       fscanf(fp,"%s%s%s\n",one.name,one.tel,one.addr);
       if(!strcmp(namekey,one.name))
       {
         printf("\n\n已經查到");
         printf("\n%-10s%-18s%-50s",one.name,one.tel,one.addr);
         k=1;
       }
      }
      if(!k)
       printf("\n\n對不起,記事本中沒有這個人");
      fclose(fp);
    }
    void modify()
    {
      int k=0;
      long offset;
      char namekey[8];
      struct person one;
      printf("\n請輸入用戶名");
      scanf("%s",namekey);
      if((fp=fopen(filename,"r+"))==NULL)
      {
       printf("\n不能打開記事本");
       
      }
      while(!feof(fp))
      {
       offset=ftell(fp);
       fscanf(fp,"%s%s%s\n",one.name,one.tel,one.addr);
       if(!strcmp(namekey,one.name))
       {
         k=1;
         break;
       }
      }
      if(k)
      {
       printf("\n已經查到,記錄為:");
       printf("\n%-10s%-18s%-50s",one.name,one.tel,one.addr);
       printf("\n請輸入新的姓名,日期和事件");
       scanf("%s%s%s",one.name,one.tel,one.addr);
       fseek(fp,offset,SEEK_SET);
       printf("%ld",ftell(fp));
       fprintf(fp,"%-10s%-20s%-50\n",one.name,one.tel,one.addr);
      }
      else
      {
       printf("\n對不起,記事本中沒有這個人");
       fclose(fp);
      }
    }

    void delete()
    {
      int m,k=0;
      long offset1;
      char namekey[8];
      struct person one;
      printf("\n請輸入姓名");
      scanf("%s",namekey);
      if((fp=fopen(filename,"r+"))==NULL)
      {
      printf("\n不能打開記事本!");
       
      }
      while(!feof(fp))
      {
      offset1=ftell(fp);
      fscanf(fp,"%s%s%s\n",one.name,one.tel,one.addr);
      if(!strcmp(namekey,one.name))
      {
         k=1;
         break;
      }
      }
      if(k)
      {
      printf("\n已經查到,記錄為:");
      printf("\n%-10s%-18s%-50s",one.name,one.tel,one.addr);
      printf("\n確實要刪除,按1,不刪除,按0:");
      scanf("%d",&m);
      {
         if(m)
         {
          fseek(fp,offset1,SEEK_SET);
          fprintf(fp,"%-10s%-20s%-50s\n","","","");
         }
      }
      }
      else
      printf("\n對不起,記事本中沒有此人");
      fclose(fp);
    }

    原文轉自:http://www.kjueaiud.com

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