C語言訂餐系統(tǒng)

1、【精品文檔】如有侵權，請聯(lián)系網站刪除，僅供學習與交流C語言訂餐系統(tǒng).精品文檔.#include <stdio.h>#include <stdlib.h>#include <string.h>struct consumerchar stu_name30,stu_Place20;/定義客戶姓名，地點char stu_time20,stu_madetime20,stu_memu20; /定義用餐時間，訂單生成時間，菜單int stu_num; /用餐人數(shù)order;void reserve()/訂餐int i;printf("請輸入客戶姓名："

2、);scanf("%s",&order.stu_name);strcat(order.stu_name,".txt");/將后一個字符串加到前一個FILE *fp1=fopen(order.stu_name,"w");/打開文檔if(fp1=NULL)/若文件打開失敗 printf("文件打開失敗n");exit(0);FILE *fp2=fopen("d:總表.txt","a+");/打開文檔if(fp2=NULL)/若文件打開失敗 printf("文件打

3、開失敗n");exit(0);fprintf(fp1,"客戶姓名:%sn",order.stu_name);fprintf(fp2,"客戶姓名:%sn",order.stu_name);printf("請輸入用餐人數(shù)：");scanf("%d",&order.stu_num);fprintf(fp1,"用餐人數(shù):%dn",order.stu_num);fprintf(fp2,"用餐人數(shù):%dn",order.stu_num); printf("請輸

4、入用餐時間：");scanf("%s",&order.stu_time);fprintf(fp1,"用餐時間:%sn",order.stu_time);fprintf(fp2,"用餐時間:%sn",order.stu_time);printf("請輸入包間或餐桌號:");scanf("%s",&order.stu_Place);fprintf(fp1,"包間號餐桌號:%sn",order.stu_Place);fprintf(fp2,"包間

5、號餐桌號:%sn",order.stu_Place); printf("請點菜:");fprintf(fp1,"所點的菜:");fprintf(fp2,"所點的菜:");for(i=1;i+)scanf("%s",&order.stu_memu);fprintf(fp1,"%s ",&order.stu_memu);fprintf(fp2,"%s ",&order.stu_memu);if(getchar()='n')brea

6、k;printf("請輸入訂單生成時間:");scanf("%s",&order.stu_madetime);fprintf(fp1,"n訂單生成時間:%s",order.stu_madetime);fprintf(fp2,"n訂單生成時間:%s",order.stu_madetime);void find()/查詢char line1150;char line2150;char line3150;char line4150;char line5150;char line6150;printf("

7、請輸入客戶名：");scanf("%s",&order.stu_name);strcat(order.stu_name,".txt");FILE *fp;if(fp=fopen(order.stu_name,"r")=NULL)/打開文檔；printf("客戶不存在");exit(0);fgets(line1,150,fp);printf("%sn",line1);fgets(line2,150,fp);printf("%sn",line2);fgets(l

8、ine3,150,fp);printf("%sn",line3);fgets(line4,150,fp);printf("%sn",line4);fgets(line5,150,fp);printf("%sn",line5);fgets(line6,150,fp);printf("%sn",line6);/讀取文檔和顯示輸出；fclose(fp);getchar(); void deletes()/刪除char line1150;char line2150;char line3150;char line4150;c

9、har line5150;char line6150;char reason150;char choice;printf("請輸入客戶姓名:n");scanf("%s",&order.stu_name);strcat(order.stu_name,".txt");FILE *fp;if(fp=fopen(order.stu_name,"r")=NULL)/打開文檔；printf("無該用戶");exit(0);fgets(line1,100,fp);printf("%s&quo

10、t;,line1);fgets(line2,100,fp);printf("%s",line2);fgets(line3,100,fp);printf("%s",line3);fgets(line4,100,fp);printf("%s",line4);fgets(line5,100,fp);printf("%s",line5);fgets(line6,100,fp);printf("%s",line6);fclose(fp);/讀取文檔和顯示輸出；printf("是否確認刪除y/n&

11、quot;);scanf("%s",&choice);if(choice='n')exit(0);elseprintf("請輸入您的聯(lián)系方式和退訂原因：");scanf("%s",&reason);FILE *fp2;if(fp2=fopen("d:原因.txt","a+")=NULL)printf("fail");exit(0); fprintf(fp2,"%s",reason);fclose(fp2);strcat(or

12、der.stu_name,".txt");FILE *fp;if(fp=fopen(order.stu_name,"r")=NULL)/打開文檔；printf("無該客戶");exit(0);if(remove(order.stu_name)=0)/刪除文檔；printf("已刪除成功!");exit(0);elseprintf("對不起!刪除失敗!");fclose(fp);void appraise()/評價char stu_name20;char evaluate500;printf(&q

13、uot;請輸入客戶姓名：");scanf("%s",&order.stu_name);strcat(order.stu_name,".txt");FILE *fp=fopen(order.stu_name,"a+");/將文檔打開printf("請輸入評價: ");scanf("%s",&evaluate);FILE *fp1;if(fp1=fopen("d:總表.txt","a+")=NULL)printf("fail

14、");exit(0); fprintf(fp1,"%s",evaluate);fclose(fp1);fprintf(fp,"%sn",evaluate);fclose(fp);printf("評價成功，歡迎下次再來");int main()int choice,x=1; while(1) printf(" = = nn"); printf(" 訂餐管理系統(tǒng) n"); printf(" + + nn"); printf(" | 1-訂餐 | + | 2-查詢 |n"); printf(" | 3-刪除 | + | 4-評價 |n"); printf(" | 0-結束 | n"); printf(" = = n"); printf("請選擇所要選擇的功能: "); scanf("%d",&choice); getchar(); switch(choi