1、商品订购系统设计完整代码演示教学商品订购系统设计気整代码#i nclude #i nclude #include #in elude #include struct din ggouint bgn ame; /int bma ny;int btime;char bn ame100;化口货号/订购量/日期时间/客户名printf(nntt 请输入你的操作(05):);scan f(%d,&i); switch(i)case 1:system(cls); sea nproduct(); break;case 2:system(cls); din ggou(); break;case 3:syste
2、m(cls);lookd in ggou(); break;case 4:searchproduct(); break;case 5:sec on dma in(); break;case 0: / 退出系统的界面system(cls);prin tf(nnnnnnnn);printf(nnttt 欢迎使用本系统nnnnnttt 欢迎再次使用n);exit(0); /exit 用于在程序运行的过程中随时结束程序while(1);return 0; /浏览商品void sca nproduct() 商品信息列表n);%sn,ai. name); %dn,ai. nu mber); %sn,ai.
3、ve nder); %sn,ai.filed); %dn,ai.stock);谢谢4int i; system(cls); prin tf(tttttfor (i = 0; i inu mber; i+) printf(名称printf(货号printf(厂家printf(产地 printf(存量 仅供学习与交流,如有侵权请联系网站删除printf(单价:%.2lfnnn,ai.unvalent);prin tf(nnnnnnttt); printf( 返回主菜单n);prin tf(ttt); system(pause);return; /商品的订购void din ggou()char c
4、h;int i, j, t, c = 1;int n = 1;int m = 0;doswitch( n)case 1:system(cls);printf(tttt 商品信息列表 n);/显示商品的名称、货号信息,以便于订购prin tf( 名称t 货号t库存n);for (i = 0; i inu mber; i+)prin tf(%st %dt %dnnn,ai. name,ai. number,ai.stock);prin tf(nnn);printf(tttt 商品订单 n);printf(nttt 请输入你的第c个订单信息:n,m + 1);prin tf(nttt 货号:);ff
5、lush(stdi n);sca nf(%d,&bibuy.bg name);/检测是否含有此商品j = 1;for (i = 0; i = bibuy.bma ny)at.stock = at.stock - bibuy.bma ny;/顾客购买后商品的库存计算printf(nttt 日期时间:);fflush(stdi n);scan f(%d,&bibuy.btime);printf(nttt 客户名:);fflush(stdi n);gets(bibuy.b name);printf(nttt 客户地址:);fflush(stdi n);gets(bibuy.baddress);pri
6、ntf(nttt 客户号:);bibuy.b nu mber = bgnu mber; prin tf(%dn,bibuy.b nu mber); bgnu mber+;ibuy+;m+;prin tf(nnntttt); system(pause);elseprintf(nnttt 订购数目超出库存n);prin tf(ttt);system(pause);/若没有商品的提示及操作elseprin tf(nnttt 查无此货n);prin tf(ttt); system(pause);case 2:printf( 是否继续输入订购?(Y/N);fflush(stdi n);sca nf(%c
7、,&ch);if(ch = N | ch = n)c = 0;break;else if(ch = Y | ch = y)c = 0;n = 1;break;else if(ch != n | ch != N | ch != Y | ch != y) n = 0;c = 1;break;case 0:if(c = 1)n = 2;while(ch != n & ch != N); system(cls);return ;/订单的查询void lookd in ggou()int i;system(cls);prin tf(ttttt 订单列表 n);for (i = 0; i ibuy; i+
8、)printf(货号:%dn,bi.bg name);printf(订购量:%dn,bi.bma ny);printf(日期时间:%dn,bi.btime);printf(客户名:%sn,bi.b name);printf(客户地址:%sn,bi.baddress);printf(客户号:%dnnn,bi.b nu mber);prin tf(nnnnnnttt); printf( 返回主菜单n);prin tf(ttt); system(pause);return; /增加商品 void addproduct() char ch; int i=1; int n = 1;doswitch( n
9、)case 1:system(cls);printf(tttt 商品信息的增加n);n);prin tf(ttttt 注:要重新输入已有及增加的商品printf(nttt 请输入你的第c件商品的信息:n,i);prin tf(nttt 名称:);fflush(stdi n);sca nf(%s,ai nu mber. name);prin tf(nttt 货号:);fflush(stdi n);sca nf(%d,&ai nu mber .nu mber);prin tf(nttt 厂家:);fflush(stdi n);sea nf(%s,ai nu mber.ve nder); prin
10、tf(nttt 产地:); fflush(stdi n);sca nf(%s,ai nu mber.filed);prin tf(nttt 存量:); fflush(stdi n);sca nf(%d,&ain umber.stock); prin tf(nttt 单价:); fflush(stdi n);sca nf(%lf,&ai number.u nvale nt); i+;inu mber+;case 2:printf( 是否继续输入记录?(Y/N);fflush(stdi n);sca nf(%c,&ch);if(ch = N | ch = Y| ch = n | ch = y) b
11、reak;if(ch = Y| ch = y)n = 1;break;case 0:printf( 是否继续输入记录?(Y/N);fflush(stdi n);sca nf(%c,&ch);n = 2;while(ch != n & ch != N);return;/删除商品void deleteproduct() int i;int j;char ch; int n = 1;doswitch( n)case 1:system(cls);printf(tttt 商品列表 n);/显示商品的名称、货号信息,以便于下部的删除for (i = 0; i inu mber; i+)printf(名称:
12、%sn,ai. name);prin tf(ID : %dn,i); printf(库存:%dnnn,ai.stock);/商品的搜索printf(nnntttt 请输入你要删除商品的ID:);sca nf(%d,&j);i = j;while(i inu mber - 1)strcpy(ai. name, ai + 1. name); ai. nu mber = ai + 1. nu mber; strcpy(ai.filed, ai + 1.filed); ai.stock = ai + 1.stock;ai.u nv ale nt = ai + 1.u nv ale nt; strcpy
13、(ai.ve nder, ai + 1.ve nder); i+;inu mber-;case 2:printf( 是否继续删除商品?(Y/N);fflush(stdi n);sca nf(%c,&ch);if(ch = N | ch = Y| ch = n | ch = y)break;if(ch = Y| ch = y)n = 1;break;case 0:printf( 是否继续输入记录?(Y/N);fflush(stdi n);sca nf(%c,&ch);n = 2;while(ch != n & ch != N);prin tf(nnnnnnttt);printf( 返回附加功能菜
14、单n);prin tf(ttt);system(pause); return;/商品信息的保存void saveproduct()FILE *fpgoods; int i;fpgoods = fope n(goods info. out,w); assert(fpgoods != NULL);商品信息列表n);fprin tf(fpgoods,ttttttfprin tf(fpgoods,名称fprin tf(fpgoods,化口 货号fprin tf(fpgoods,厂家fprin tf(fpgoods,产地fprin tf(fpgoods,存量fprin tf(fpgoods,单价for
15、(i = 0; i inu mber; i+) /商品信息的录入%sn,ai. name); %dn,ai. nu mber); %sn,ai.ve nder);%sn,ai.filed); %dn,ai.stock);%.2lfnnn,ai.u nvale nt);fclose(fpgoods);system(cls);prin tf(nnnnnntttt prin tf(tttt);system(pause);商品信息保存成功!n);return;/订单的保存信息void saved in ggou()FILE *fpgoods; int i;fpgoods = fope n(bookre
16、cordi nfo.out,w); assert(fpgoods != NULL);fprin tf(fpgoods,tttttt /商品信息的录入for (i = 0; i ibuy; i+) fpri ntf(fpgoods,fpri ntf(fpgoods,fpri ntf(fpgoods, fpri ntf(fpgoods, fpri ntf(fpgoods, fpri ntf(fpgoods, 订单列表n);货号:%dn,bi.bg name); 订购量:%dn,bi.bma ny); 日期时间:%dn,bi.btime); 客户名:%sn,bi.b name); 客户地址:%sn,
17、bi.baddress); 客户号:%dnnn,bi.b nu mber);fclose(fpgoods);/保存后信息的反馈system(cls);prin tf(nnnnnntttt prin tf(tttt); system(pause);信息保存成功!n);return;/管理维护子菜单void sec on dma in() int i;do system(cls);printf( | 1n);printf(1 1.输入全部商品n);printf(1 2.增加商品n);printf(1 3.删除商品n);printf(1 4.储存商品n);printf(1 5.储存订单n);prin
18、tf(1 0.返回上一级n);printf(i1IIIIII*nnnnn);printf( *管理维护子菜单*nn);nnn);printf(*prin tf(nnnnnnn);printf(nntt 请输入你所要选择的功能(05):);sca nf(%d,&i);switch(i)case 1:system(cls);jia npanl oad (); break;case 2:system(cls);addproduct();break;case 3:仅供学习与交流,如有侵权请联系网站删除 谢谢13system(cls); deleteproduct(); break;case 4:sys
19、tem(cls); saveproduct(); break;case 5:system(cls); saved in ggou(); break;while(1);case 0: system(cls); return ;prin tf(tttt); system(pause); system(cls);return; /从键盘输入商品void jia npanl oad() char ch;int n = 1;inu mber = 0;doswitch( n) case 1:请重新输入全部商品信息n);请输入第件商品的信息:n,inumber + 1); 名称:);/ 商品的录入syste
20、m(cls);prin tf(ttttprin tf(ntttprin tf(nttt fflush(stdi n);gets(ai nu mber .n ame); prin tf(nttt 货号:); fflush(stdi n);sca nf(%d,&ai nu mber .nu mber); prin tf(nttt 厂家:); fflush(stdi n);gets(ai nu mber.ve nder); prin tf(nttt 产地:); fflush(stdi n);gets(ai nu mber.filed); prin tf(nttt 存量:); fflush(stdi
21、n);sca nf(%d,&ain umber.stock); prin tf(nttt 单价:); fflush(stdi n);sca nf(%lf,&ai number.u nvale nt);inu mber+;fflush(stdi n);case 2:printf( 是否继续输入记录?(Y/N);fflush(stdi n);sca nf(%c,&ch);if(ch = N | ch = Y| ch = n | ch = y) break;if(ch = Y| ch = y)n = 1;break;case 0:printf( 是否继续输入记录?(Y/N);fflush(stdi
22、n);sca nf(%c,&ch);n = 2;while(ch != n & ch != N);return;/导入商品信息void wenbenl oad()FILE *fp;char ch30; double dou; int in; int i = 0; inu mber = 0;fp = fope n(goods in fo.out,r); assert(fp);/从文件中导入商品信息fscan f(fp,%s,&ch); while(fsca nf(fp,%s,&ch) != EOF) fscan f(fp, %s, & ch); strcpy(ai nu mber .n ame,
23、 ch); fscan f(fp,%s,&ch);fscan f(fp,%d,&in); ai nu mber .nu mber = in; fscan f(fp,%s,&ch);fscan f(fp,%s,&ch); strcpy(ainumber.vender, ch); fscan f(fp,%s,&ch);fscan f(fp,%s,&ch); strcpy(ainumber.filed, ch); fscan f(fp,%s,&ch);fscan f(fp,%d,&in); ai nu mber.stock = in;fscan f(fp,%s,&ch); fscan f(fp,%l
24、f,&dou); ai nu mber. unv ale nt = dou; inu mber+;fclose (fp);return;/搜索商品void searchproduct() int i;int j; char ch;int n = 1;doswitch( n)case 1:system(cls);printf(tttt 商品列表 n);/显示商品的名称、货号信息,以便于下部的删除for (i = 0; i inu mber; i+)printf(名称:%sn,ai. name);prin tf(ID : %dn,i); printf(库存:%dnnn,ai.stock);/商品的搜索printf(nnntttt 请输入你要搜索商品的ID:);sca nf(%d,&j);printf(名称printf(化口 货号printf(厂家printf(产地printf(存量printf(单价
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