1.书馆借阅系统源代码
2.Cè¯è¨å®ç°å¾ä¹¦ç®¡çç³»ç»
3.C语言项目 图书信息管理系统
4.急求C语言编写的源码源码图书管理系统源代码,具体要求如下
书馆借阅系统源代码
#include<stdio.h> #include<string.h> #include<conio.h> #include<stdlib.h> #include<ctype.h> #define STACK_INIT_SIZE #define OK 1 #define TRUE 1 #define FALSE 0 #define ERROR 0 struct student /*定义学生类型,图书用于存放借出的管理书籍*/ { int carnum; char lendbook[]; }student[]; struct employ /*定义职工类型*/ { int employnum; char employname[]; int employage; char employsex[2]; char employleve[]; long int employtage; }employ[]; struct book /*定义书的类型*/ { int booknum; char bookname[]; char bookcreat[]; int turefalse; /*用于借书和还书模块判断一本书是否借出的条件*/ }book[]; struct car /*借书卡的数据类型*/ { int carnum; char studentname[]; int studentclass; }car[]; huanbook() /*还书函数*/ { FILE *fp,*fp2; /*定义两个文件指针,fp2用于修改数据时设立临时文件用,系统防止数据遭破坏*/ int i,源码源码n; int carnum; char lendbook[]; printf("请你输入你的卡号\n"); scanf("%d",&carnum); fp=fopen("car.txt","r"); /*读取卡号记录*/ for(i=0;fread(&car[i],sizeof(struct car),1,fp)!=0;i++) /*for循环判断卡号是否存在*/ { if(car[i].carnum==carnum) /*卡号存在,进入下一循环*/ { n=i; fclose(fp); printf("请输入你要还的图书mdys14源码书的名字\n"); scanf("%s",lendbook); fp=fopen("record.txt","r"); for(i=0;fread(&student[i],sizeof(struct student),1,fp)!=0;i++) /*判断是否借阅了输入的书*/ { if(strcmp(student[i].lendbook,lendbook)==0) /*借阅了该书,进入下一循环,管理否则出错显示*/ { fclose(fp); fp=fopen("record.txt",系统"r"); fp2=fopen("bookl.txt","w"); for(i=0;fread(&student[i],sizeof(struct student),1,fp)!=0;i++) { if(strcmp(student[i].lendbook,lendbook)==0) { continue; /*删除还掉的书的借书记录*/ } fwrite(&student[i],sizeof(struct student),1,fp2); /*写入原来没还的书的记录*/ } fclose(fp); fclose(fp2); fp=fopen("record.txt","w"); fp2=fopen("bookl.txt","r"); for(i=0;fread(&student[i],sizeof(struct student),1,fp2)!=0;i++) { fwrite(&student[i],sizeof(struct student),1,fp); /*将借书记录信息写回*/ } fclose(fp); fclose(fp2); fopen("bookl.txt","w"); /*清临时文件的记录*/ fclose(fp2); fp=fopen("book.txt","r"); fp2=fopen("bookl.txt","w"); for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++) /*将书的记录写入临时文件,防止因为修改信息破坏以前的源码源码记录*/ { if(i==n) { book[i].turefalse=1; fwrite(&book[i],sizeof(struct book),1,fp2); /*将还的书的原来状态设为无人借阅的*/ continue; } fwrite(&book[i],sizeof(struct book),1,fp2); } fclose(fp); fclose(fp2); fp=fopen("book.txt","w"); fp2=fopen("bookl.txt","r"); for(i=0;fread(&book[i],sizeof(struct book),1,fp2)!=0;i++) { fwrite(&book[i],sizeof(struct book),1,fp); /*将临时文件写回*/ } fclose(fp); fclose(fp2); fopen("bookl.txt","w"); /*清临时文件*/ fclose(fp2); printf("还书完毕,按任意键返回\n"); getch(); return 1; } } printf("你没有借这样的图书书,任意键返回\n"); /*出错提示*/ fclose(fp); getch(); return 0; } } printf("系统没这样的管理卡,和管理员联系,系统按任意键返回\n"); /*出错提示*/ fclose(fp); getch(); } findbook() { FILE *fp; char bookname[]; int ture,i; fp=fopen("book.txt","r"); printf("请输入你要查找的书名\n"); scanf("%s",bookname); for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++) { if(strcmp(bookname,book[i].bookname)==0) { if(book[i].turefalse==1) { printf("这本书的详细资料是:%d %s %s 此书现在无人借阅\n按任意键返回\n",book[i].booknum,book[i].bookname,book[i].bookcreat); } else { printf("这本书已经有人借出\n");fclose(fp);return 0;} fclose(fp); return FALSE; } } printf("没有你要查询的书籍\n"); fclose(fp); return FALSE; } findbook1() { FILE *fp; char bookcreat[]; int ture,i; fp=fopen("book.txt","r"); printf("请输入你要查找的作者名\n"); scanf("%s",bookcreat); for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++) { if(strcmp(bookcreat,book[i].bookcreat)==0) { if(book[i].turefalse==1) { printf("这本书的详细资料是:%d %s %s 此书现在无人借阅\n按任意键返回\n",book[i].booknum,book[i].bookname,book[i].bookcreat); } else { printf("这本书已经有人借出\n");fclose(fp);return 0;} fclose(fp); return FALSE; } } printf("没有你要查询的书籍\n"); fclose(fp); return FALSE; } lendcount() { FILE *fp; int i,n=0; fp=fopen("record.txt","r"); for(i=0;fread(&student[i],sizeof(struct student),1,fp)!=0;i++) { printf("卡号:%d 借出的书籍:%s \n",student[i].carnum,student[i].lendbook); n=n+1; } fclose(fp); printf("目前共有%d本书借出\n",n); printf("按任意键\n"); getch(); return n; } chabook() { char ch5; do { printf("---------------欢迎进入图书查询系统!--------------\n"); printf(" 1:<按书名查找>\n"); printf(" 2:<按作者查找>\n"); printf(" 0:<返回>\n"); printf("请输入0--2,源码源码其他输入非法!\n"); scanf("%s",图书&ch5); switch(ch5) { case '1':findbook();getch();break; case '2':findbook1();getch();break; case '0':break; default:printf("无此操作\n");getch();break; } }while(ch5!='0'); return FALSE; } lendbook() { FILE *fp,*fp2; int i,n; int carnum; printf("请你输入你的卡号\n"); scanf("%d",&carnum); fp=fopen("car.txt","r"); for(i=0;fread(&car[i],sizeof(struct car),1,fp)!=0;i++) { if(car[i].carnum==carnum) { n=i; fclose(fp); printf("请输入你要借阅的书的名字\n"); scanf("%s",student[n].lendbook); fp=fopen("book.txt","r"); for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++) { if(strcmp(book[i].bookname,student[n].lendbook)==0) { if(book[i].turefalse==0) { printf("对不起,此书有人借出,管理抽号器源码请借其他书\n");fclose(fp);getch();return;} else fclose(fp); fp=fopen("record.txt","a+"); student[n].carnum=carnum; fwrite(&student[n],sizeof(struct student),1,fp); fclose(fp); fp=fopen("book.txt","r"); fp2=fopen("bookl.txt","w"); for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++) { if(strcmp(book[i].bookname,student[n].lendbook)==0) { book[i].turefalse=0; fwrite(&book[i],sizeof(struct book),1,fp2); continue; } fwrite(&book[i],sizeof(struct book),1,fp2); } fclose(fp); fclose(fp2); fp=fopen("book.txt","w"); fp2=fopen("bookl.txt","r"); for(i=0;fread(&book[i],sizeof(struct book),1,fp2)!=0;i++) { fwrite(&book[i],sizeof(struct book),1,fp); } fclose(fp); fclose(fp2); fopen("bookl.txt","w"); fclose(fp2); printf("借书完毕,按任意键返回\n"); getch(); return; } } printf("不存在这样的书,任意键返回\n"); fclose(fp); getch(); return; } } printf("你的卡号不存在,请申请新卡,按任意键返回\n"); fclose(fp); getch(); } carcount() { FILE *fp; int i,n=0; fp=fopen("car.txt","r"); for(i=0;fread(&car[i],sizeof(struct car),1,fp)!=0;i++) { printf("第%d张卡<卡号:%d 姓名:%s 班级:%d>\n",i+1,car[i].carnum,car[i].studentname,car[i].studentclass); n=n+1; } fclose(fp); printf("目前共有%d本书\n",n); printf("按任意键\n"); getch(); } delcar() { FILE *fp,*fp2; int i; int carnum; char choice; fp=fopen("car.txt","r"); fp2=fopen("bookl.txt","w"); printf("请输入你要删除的卡号\n"); printf("如果你输入的卡号存在,系统自动删除该信息!如果不存在,系统不做任何改动\n"); scanf("%d",&carnum); for(i=0;fread(&car[i],sizeof(struct car),1,fp)!=0;i++) { if(car[i].carnum!=carnum) { fwrite(&car[i],sizeof(struct car),1,fp2); } } fclose(fp); fclose(fp2); printf("是否真的要删除该卡?删除后该书籍的所有信息将无法恢复《Y/N》\n"); scanf("%s",&choice); if(choice=='y'||choice=='Y') { fp=fopen("car.txt","w"); fp2=fopen("bookl.txt","r"); for(i=0;fread(&car[i],sizeof(struct car),1,fp2)!=0;i++) { fwrite(&car[i],sizeof(struct car),1,fp); } fclose(fp); fclose(fp2); fp2=fopen("bookl.txt","w"); fclose(fp2); printf("按任意键返回\n"); getch(); return; } else { printf("按任意键返回\n"); getch(); return; } } addcar() { FILE *fp; int i=0; fp=fopen("car.txt","a+"); printf("请你输入卡号\n"); scanf("%d",&car[i].carnum); printf("请你输入学生姓名\n"); scanf("%s",car[i].studentname); printf("请你输入班级\n"); scanf("%d",&car[i].studentclass); fwrite(&car[i],sizeof(struct car),1,fp); fclose(fp); printf("输入完毕,任意键返回\n"); getch(); }
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#include <stdio.h>#include <stdlib.h>#include <string.h>//3.æ°æ®ç设计//3.1ç¨åºçæ°æ®åå¨--->容å¨//3.2æ°æ®çç»æ --->å¾ä¹¦çä¿¡æ¯struct bookInfo{ char name[];//书åfloat price;//书ç±çä»·æ ¼int num;//书ç±çæ°é};//å®ä¹é¾è¡¨struct Node{ struct bookInfo data;struct Node* next;};struct Node* list = NULL;//å°é¾è¡¨å£°ææå ¨å±åé//å建表头ï¼è¡¨å¤´å°±æ¯ç»æä½åéstruct Node* createHead(){ //å¨æå åç³è¯·struct Node* headNode = (struct Node*)malloc(sizeof(struct Node));//åéåå§åheadNode->next = NULL;return headNode;}//å建èç¹ï¼ä¸ºæå ¥ååå¤// æç¨æ·çæ°æ®åæç»æä½åéstruct Node* createNode(struct bookInfo data){ struct Node* newNode = (struct Node*)malloc(sizeof(struct Node));newNode->data = data;newNode->next = NULL;return newNode;}//æ°æ®æå ¥ï¼å¤´ææ³ï¼void insertNodeByHead(struct Node* headNode, struct bookInfo data){ struct Node* newNode = createNode(data);newNode->next = headNode->next;headNode->next = newNode;}//å°¾ææ³/*struct insertNodeByTall(struct Node* headNode, int data){ struct Node* pMove = headNode;while (pMove != NULL){ pMove = pMove->next;}struct Node* newNode = createHead(data);pMove->next = newNode;}*///æå®å é¤ï¼å é¤é¾è¡¨ä¸å ç´ ï¼//posLeftNode->next=posNode->next;//free(posNode);void deleteNodeByName(struct Node* headNode, char* bookname){ struct Node* posLeftNode = headNode;struct Node* posNode = headNode->next;//书ç±ååæ¯å符串ï¼å符串æ¯è¾å½æ°while (posNode != NULL && strcmp(posNode->data.name, bookname)){ posLeftNode = posNode;posNode = posLeftNode->next;}//讨论æ¥æ¾çç»æif (posNode == NULL)return;else{ printf("å é¤æåï¼\n");posLeftNode->next = posNode->next;free(posNode);posNode = NULL;}}//æ¥æ¾struct Node* searchByName(struct Node* headNode, char* bookName){ struct Node* posNode = headNode->next;while (posNode != NULL && strcmp(posNode->data.name, bookName)){ posNode = posNode->next;}return posNode;}//æå°é¾è¡¨void printList(struct Node* headNode){ struct Node* pMove = headNode->next;printf("书å\tä»·æ ¼\tæ°é\n");while (pMove != NULL){ printf("%s\t%.1f\t%d\n", pMove->data.name, pMove->data.price, pMove->data.num);pMove = pMove->next;}}//ç´æ¥æ件æä½//æ件åæä½void saveInfoToFile(const char* filename, struct Node* headNode){ FILE* fp = fopen(filename, "w");struct Node* pMove = headNode->next;while (pMove != NULL){ fprintf(fp, "%s\t%.1f\t%d\n", pMove->data.name, pMove->data.price, pMove->data.num);pMove = pMove->next;}fclose(fp);}//æ件读æä½void readInfoFromFile(const char* fileName, struct Node* headNode){ FILE* fp = fopen(fileName, "r");if (fp == NULL){ //ä¸åå¨å°±å建åºæ¥è¿ä¸ªæ件fp = fopen(fileName, "w+");}struct bookInfo tempData;while (fscanf(fp, "%s\t%f\t%d\n", tempData.name, &tempData.price, &tempData.num) != EOF){ insertNodeByHead(list, tempData);}fclose(fp);}//å泡æåºï¼é¾è¡¨ï¼void bubbleSortList(struct Node* headNode){ for (struct Node* p = headNode->next; p != NULL; p = p->next){ for (struct Node* q = headNode->next; q->next != NULL; q = q->next){ if (q->data.price > q->next->data.price){ //交æ¢å¼struct bookInfo tempData = q->data;q->data = q->next->data;q->next->data = tempData;}}}printList(headNode);}//2.交äºvoid keyDown(){ int userkey = 0;struct bookInfo tempBook;//产çä¸ä¸ªä¸´æ¶çåéåå¨ä¹¦ç±ä¿¡æ¯struct Node* result = NULL;scanf("%d", &userkey);switch (userkey) { case 0:printf(" ã ç»è®° ã \n");printf("è¾å ¥ä¹¦ç±çä¿¡æ¯(name,price,num):");scanf("%s%f%d", tempBook.name, &tempBook.price, &tempBook.num);insertNodeByHead(list, tempBook);saveInfoToFile("bookinfo.txt", list);break;case 1:printf(" ã æµè§ ã \n");printList(list);break;case 2:printf(" ã åé ã \n"); printf("请è¾å ¥ä½ è¦åé ç书ç±ï¼");scanf("%s", tempBook.name);result = searchByName(list,tempBook.name);if (result == NULL)printf("没æç¸å ³ä¹¦ç±æ æ³åé ï¼\n");else{ if (result->data.num > 0){ result->data.num--;printf("åé æå\n");saveInfoToFile("bookinfo.txt", list);}else{ printf("å½å书ç±æ åºåï¼åé 失败ï¼\n");}}break;case 3:printf(" ã å½è¿ ã \n");printf("请è¾å ¥ä½ è¦å½è¿ç书ç±ï¼");scanf("%s", tempBook.name);result = searchByName(list, tempBook.name);if (result == NULL)printf("书ç±æ¥æºéæ³ï¼\n");else{ result->data.num++;printf("书ç±å½è¿æåï¼\n");saveInfoToFile("bookinfo.txt", list);}break;case 4:printf(" ã æ¥æ¾ ã \n");printf("ä½ è¦æ¥è¯¢ç书åï¼");scanf("%s", tempBook.name);result = searchByName(list, tempBook.name);if (result == NULL){ printf("æªæ¾å°ç¸å ³ç»æ!\n");}else{ printf("书å\tä»·æ ¼\tæ°é\n");printf("%s\t%.1f\t%d\n", result->data.name, result->data.price, result->data.num);}break;case 5:printf(" ã æåº ã \n");bubbleSortList(list);break;case 6:printf(" ã å é¤ ã \n");printf("è¾å ¥æ³è¦å é¤ç书å:");scanf("%s", tempBook.name);deleteNodeByName(list, tempBook.name);saveInfoToFile("bookinfo.txt", list);break;case 7:printf(" ã éåº ã \n");printf(" éåºæå \n");system("pause");exit(0); //å ³ææ´ä¸ªç¨åºbreak;default:printf(" ã error ã \n");break;}}//1.çé¢--->èå--->模åvoid makeMenu(){ printf("----------------------------------\n");printf("Eugeoå¾ä¹¦ç®¡çåé ç³»ç»\n");printf("t0.ç»è®°ä¹¦ç±\n");printf("t1.æµè§ä¹¦ç±\n");printf("t2.åé 书ç±\n");printf("t3.å½è¿ä¹¦ç±\n");printf("t4.æ¥æ¾ä¹¦ç±\n");printf("t5.æåºä¹¦ç±\n");printf("t6.å é¤ä¹¦ç±\n");printf("t7.éåºç³»ç»\n");printf("----------------------------------\n");printf("请è¾å ¥(0~7):");}int main(){ list = createHead();//é¾è¡¨åå§åreadInfoFromFile("bookinfo.txt", list);while (1){ makeMenu();keyDown();system("pause");system("cls");}}åæï¼/post/C语言项目 图书信息管理系统
图书信息管理系统旨在解决图书管理中的信息处理难题,实现图书管理的规范化、系统化和程序化。通过建立这样一个系统,可以有效减少人工操作的错误,提高信息处理的效率和准确性,便于快速准确地进行图书查询和修改操作。Tns协议解析源码系统主要功能包括用户管理、图书管理、读者管理以及图书流通管理,具体功能通过初始化、插入、删除、查询等操作实现。
数据结构方面,采用单链表和顺序表进行操作,通过宏定义优化实现。算法实现包括初始化链表、尾插法插入、删除节点、回调链表和查询等操作。android 虚拟鼠标源码在实际操作中,利用用户信息和用户管理分模块进行,如用户信息输入、修改、删除、显示以及用户密码修改;读者信息输入、修改、删除、查询和显示;图书信息输入、修改、查询等操作,均在不同文件中实现。
源代码中,用户管理和读者管理通过用户.h和读者.h定义数据结构,安卓关联源码user.c和reader.c实现相关操作。同时,提供了用户信息的保存功能,确保数据持久性。图书管理则通过book.h定义数据结构,book.c实现图书信息的操作,包含图书信息输入、修改、查询和统计等。图书流通管理则涉及借书处理和还书处理。
在开发过程中,团队成员深刻体会到了软件开发的实际流程,从需求分析、设计、编码到测试,每个阶段都有其特定的任务和挑战。通过不断尝试和优化,团队解决了许多问题,对C语言特性和优势有了更深入的了解。项目过程中,团队协作和沟通至关重要,同时也认识到持续优化和改进的重要性。
系统开发过程中,使用了多种参考资料,包括《大话数据结构》等书籍,以及知乎上关于链表算法、数据结构和算法能力提升的相关内容。通过这些资源,团队成员不仅掌握了所需知识,还了解了软件开发的实际操作流程和挑战。
最终,通过C语言完成的图书信息管理系统不仅实现了图书管理的基本功能,还提高了图书馆的运行效率和服务质量。项目不仅提升了团队成员的编程技能,还加深了他们对软件开发流程的理解,为未来的学习和工作奠定了坚实的基础。
急求C语言编写的图书管理系统源代码,具体要求如下
/*这有个以前用过的程序,你可以自己改改使用,但是有些功
能好像有问题,会中断运行。至于程序的缩进式格式就你自己
敲回车和退格解决吧,不然代码看起来会很乱不好看。*/
#include<stdio.h>
#include<string.h>
#include<conio.h>
#include<stdlib.h>
#include<ctype.h>
#define STACK_INIT_SIZE
#define OK 1
#define TRUE 1
#define FALSE 0
#define ERROR 0
struct student /*定义学生类型,用于存放借出的书籍*/
{
int carnum;
char lendbook[];
}student[];
struct employ /*定义职工类型*/
{
int employnum;
char employname[];
int employage;
char employsex[2];
char employleve[];
long int employtage;
}employ[];
struct book /*定义书的类型*/
{
int booknum;
char bookname[];
char bookcreat[];
int turefalse; /*用于借书和还书模块判断一本书是否借出的条件*/
}book[];
struct car /*借书卡的数据类型*/
{
int carnum;
char studentname[];
int studentclass;
}car[];
huanbook() /*还书函数*/
{
FILE *fp,*fp2; /*定义两个文件指针,fp2用于修改数据时设立临时文件用,防止数据遭破坏*/
int i,n;
int carnum;
char lendbook[];
printf("请你输入你的卡号\n");
scanf("%d",&carnum);
fp=fopen("car.txt","r"); /*读取卡号记录*/
for(i=0;fread(&car[i],sizeof(struct car),1,fp)!=0;i++) /*for循环判断卡号是否存在*/
{
if(car[i].carnum==carnum) /*卡号存在,进入下一循环*/
{
n=i;
fclose(fp);
printf("请输入你要还的书的名字\n");
scanf("%s",lendbook);
fp=fopen("record.txt","r");
for(i=0;fread(&student[i],sizeof(struct student),1,fp)!=0;i++) /*判断是否借阅了输入的书*/
{
if(strcmp(student[i].lendbook,lendbook)==0) /*借阅了该书,进入下一循环,否则出错显示*/
{
fclose(fp);
fp=fopen("record.txt","r");
fp2=fopen("bookl.txt","w");
for(i=0;fread(&student[i],sizeof(struct student),1,fp)!=0;i++)
{
if(strcmp(student[i].lendbook,lendbook)==0)
{
continue; /*删除还掉的书的借书记录*/
}
fwrite(&student[i],sizeof(struct student),1,fp2); /*写入原来没还的书的记录*/
}
fclose(fp);
fclose(fp2);
fp=fopen("record.txt","w");
fp2=fopen("bookl.txt","r");
for(i=0;fread(&student[i],sizeof(struct student),1,fp2)!=0;i++)
{
fwrite(&student[i],sizeof(struct student),1,fp); /*将借书记录信息写回*/
}
fclose(fp);
fclose(fp2);
fopen("bookl.txt","w"); /*清临时文件的记录*/
fclose(fp2);
fp=fopen("book.txt","r");
fp2=fopen("bookl.txt","w");
for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++) /*将书的记录写入临时文件,防止因为修改信息破坏以前的记录*/
{
if(i==n)
{
book[i].turefalse=1;
fwrite(&book[i],sizeof(struct book),1,fp2); /*将还的书的原来状态设为无人借阅的*/
continue;
}
fwrite(&book[i],sizeof(struct book),1,fp2);
}
fclose(fp);
fclose(fp2);
fp=fopen("book.txt","w");
fp2=fopen("bookl.txt","r");
for(i=0;fread(&book[i],sizeof(struct book),1,fp2)!=0;i++)
{
fwrite(&book[i],sizeof(struct book),1,fp); /*将临时文件写回*/
}
fclose(fp);
fclose(fp2);
fopen("bookl.txt","w"); /*清临时文件*/
fclose(fp2);
printf("还书完毕,按任意键返回\n");
getch();
return 1;
}
}
printf("你没有借这样的书,任意键返回\n"); /*出错提示*/
fclose(fp);
getch();
return 0;
}
}
printf("系统没这样的卡,和管理员联系,按任意键返回\n"); /*出错提示*/
fclose(fp);
getch();
}
findbook()
{
FILE *fp;
char bookname[];
int ture,i;
fp=fopen("book.txt","r");
printf("请输入你要查找的书名\n");
scanf("%s",bookname);
for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++)
{
if(strcmp(bookname,book[i].bookname)==0)
{
if(book[i].turefalse==1)
{
printf("这本书的详细资料是:%d %s %s 此书现在无人借阅\n按任意键返回\n",book[i].booknum,book[i].bookname,book[i].bookcreat);
}
else { printf("这本书已经有人借出\n");fclose(fp);return 0;}
fclose(fp);
return FALSE;
}
}
printf("没有你要查询的书籍\n");
fclose(fp);
return FALSE;
}
findbook1()
{
FILE *fp;
char bookcreat[];
int ture,i;
fp=fopen("book.txt","r");
printf("请输入你要查找的作者名\n");
scanf("%s",bookcreat);
for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++)
{
if(strcmp(bookcreat,book[i].bookcreat)==0)
{
if(book[i].turefalse==1)
{
printf("这本书的详细资料是:%d %s %s 此书现在无人借阅\n按任意键返回\n",book[i].booknum,book[i].bookname,book[i].bookcreat);
}
else { printf("这本书已经有人借出\n");fclose(fp);return 0;}
fclose(fp);
return FALSE;
}
}
printf("没有你要查询的书籍\n");
fclose(fp);
return FALSE;
}
lendcount()
{
FILE *fp;
int i,n=0;
fp=fopen("record.txt","r");
for(i=0;fread(&student[i],sizeof(struct student),1,fp)!=0;i++)
{
printf("卡号:%d 借出的书籍:%s \n",student[i].carnum,student[i].lendbook);
n=n+1;
}
fclose(fp);
printf("目前共有%d本书借出\n",n);
printf("按任意键\n");
getch();
return n;
}
chabook()
{
char ch5;
do
{
printf("---------------欢迎进入图书查询系统!--------------\n");
printf(" 1:<按书名查找>\n");
printf(" 2:<按作者查找>\n");
printf(" 0:<返回>\n");
printf("请输入0--2,其他输入非法!\n");
scanf("%s",&ch5);
switch(ch5)
{
case '1':findbook();getch();break;
case '2':findbook1();getch();break;
case '0':break;
default:printf("无此操作\n");getch();break;
}
}while(ch5!='0');
return FALSE;
}
lendbook()
{
FILE *fp,*fp2;
int i,n;
int carnum;
printf("请你输入你的卡号\n");
scanf("%d",&carnum);
fp=fopen("car.txt","r");
for(i=0;fread(&car[i],sizeof(struct car),1,fp)!=0;i++)
{
if(car[i].carnum==carnum)
{
n=i;
fclose(fp);
printf("请输入你要借阅的书的名字\n");
scanf("%s",student[n].lendbook);
fp=fopen("book.txt","r");
for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++)
{
if(strcmp(book[i].bookname,student[n].lendbook)==0)
{
if(book[i].turefalse==0) { printf("对不起,此书有人借出,请借其他书\n");fclose(fp);getch();return;}
else
fclose(fp);
fp=fopen("record.txt","a+");
student[n].carnum=carnum;
fwrite(&student[n],sizeof(struct student),1,fp);
fclose(fp);
fp=fopen("book.txt","r");
fp2=fopen("bookl.txt","w");
for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++)
{
if(strcmp(book[i].bookname,student[n].lendbook)==0)
{
book[i].turefalse=0;
fwrite(&book[i],sizeof(struct book),1,fp2);
continue;
}
fwrite(&book[i],sizeof(struct book),1,fp2);
}
fclose(fp);
fclose(fp2);
fp=fopen("book.txt","w");
fp2=fopen("bookl.txt","r");
for(i=0;fread(&book[i],sizeof(struct book),1,fp2)!=0;i++)
{
fwrite(&book[i],sizeof(struct book),1,fp);
}
fclose(fp);
fclose(fp2);
fopen("bookl.txt","w");
fclose(fp2);
printf("借书完毕,按任意键返回\n");
getch();
return;
}
}
printf("不存在这样的书,任意键返回\n");
fclose(fp);
getch();
return;
}
}
printf("你的卡号不存在,请申请新卡,按任意键返回\n");
fclose(fp);
getch();
}
carcount()
{
FILE *fp;
int i,n=0;
fp=fopen("car.txt","r");
for(i=0;fread(&car[i],sizeof(struct car),1,fp)!=0;i++)
{
printf("第%d张卡<卡号:%d 姓名:%s 班级:%d>\n",i+1,car[i].carnum,car[i].studentname,car[i].studentclass);
n=n+1;
}
fclose(fp);
printf("目前共有%d本书\n",n);
printf("按任意键\n");
getch();
}
delcar()
{
FILE *fp,*fp2;
int i;
int carnum;
char choice;
fp=fopen("car.txt","r");
fp2=fopen("bookl.txt","w");
printf("请输入你要删除的卡号\n");
printf("如果你输入的卡号存在,系统自动删除该信息!如果不存在,系统不做任何改动\n");
scanf("%d",&carnum);
for(i=0;fread(&car[i],sizeof(struct car),1,fp)!=0;i++)
{
if(car[i].carnum!=carnum)
{
fwrite(&car[i],sizeof(struct car),1,fp2);
}
}
fclose(fp);
fclose(fp2);
printf("是否真的要删除该卡?删除后该书籍的所有信息将无法恢复《Y/N》\n");
scanf("%s",&choice);
if(choice=='y'||choice=='Y')
{
fp=fopen("car.txt","w");
fp2=fopen("bookl.txt","r");
for(i=0;fread(&car[i],sizeof(struct car),1,fp2)!=0;i++)
{
fwrite(&car[i],sizeof(struct car),1,fp);
}
fclose(fp);
fclose(fp2);
fp2=fopen("bookl.txt","w");
fclose(fp2);
printf("按任意键返回\n");
getch();
return;
}
else
{
printf("按任意键返回\n");
getch();
return;
}
}
addcar()
{
FILE *fp;
int i=0;
fp=fopen("car.txt","a+");
printf("请你输入卡号\n");
scanf("%d",&car[i].carnum);
printf("请你输入学生姓名\n");
scanf("%s",car[i].studentname);
printf("请你输入班级\n");
scanf("%d",&car[i].studentclass);
fwrite(&car[i],sizeof(struct car),1,fp);
fclose(fp);
printf("输入完毕,任意键返回\n");
getch();
}
changemploy()
{
FILE *fp,*fp2;
char employname[],choice;
int i;
fp=fopen("employ.txt","r");
fp2=fopen("bookl.txt","w");
printf("请你输入要修改的职工的名字\n");
scanf("%s",employname);
for(i=0;fread(&employ[i],sizeof(struct employ),1,fp)!=0;i++)
{
if(strcmp(employ[i].employname,employname)==0)
{
printf("你所要修改的职工的资料如下,请选择你要修改的内容\n");
printf("<职工号:%d职工名:%s 年龄:%d 性别:%s 学历:%s 工资:%d>\n",employ[i].employnum,employ[i].employname,employ[i].employage,employ[i].employsex,employ[i].employleve,employ[i].employtage);
printf("2:修改职工名\n");
printf("3:修改职工年龄\n");
printf("4:修改职工工资\n");
printf("5:修改职工学历\n");
printf("请输入1-5:");
scanf("%s",&choice);
switch(choice)
{
case '1':
{
printf("请输入新的职工号\n");
scanf("%d",&employ[i].employnum);
fwrite(&employ[i],sizeof(struct employ),1,fp2);
}break;
case '2':
{
printf("请输入新的职工姓名\n");
scanf("%s",employ[i].employname);
fwrite(&employ[i],sizeof(struct employ),1,fp2);
}break;
case '3':
{
printf("请输入新的年龄\n");
scanf("%d",&employ[i].employage);
fwrite(&employ[i],sizeof(struct employ),1,fp2);
}break;
case '4':
{
printf("请输入新的职工工资\n");
scanf("%d",&employ[i].employtage);
fwrite(&employ[i],sizeof(struct employ),1,fp2);
}break;
case '5':
{
printf("请输入新的职工学历\n");
scanf("%s",employ[i].employleve);
fwrite(&employ[i],sizeof(struct employ),1,fp2);
}
default:printf("没有这样的操作");break;
}
continue;
}
fwrite(&employ[i],sizeof(struct employ),1,fp2);
}
fclose(fp);
fclose(fp2);
fp=fopen("employ.txt","w");
fp2=fopen("bookl.txt","r");
for(i=0;fread(&employ[i],sizeof(struct employ),1,fp2)!=0;i++)
{
fwrite(&employ[i],sizeof(struct employ),1,fp);
}
fclose(fp);
fclose(fp2);
fp2=fopen("bookl.txt","w");
fclose(fp2);
printf("按任意键返回\n");
getchar();
return;
}
delemploy()
{
FILE *fp,*fp2;
int i;
char employname[],choice;
fp=fopen("employ.txt","r");
fp2=fopen("bookl.txt","w");
printf("请输入你要删除的职工名\n");
printf("如果你输入的职工存在,系统自动删除该信息!如果不存在,系统不做任何改动\n");
scanf("%s",employname);
for(i=0;fread(&employ[i],sizeof(struct employ),1,fp)!=0;i++)
{
if(strcmp(employname,employ[i].employname)!=0)
{
fwrite(&employ[i],sizeof(struct employ),1,fp2);
}
}
fclose(fp);
fclose(fp2);
printf("是否真的要删除该职工信息?删除后的所有信息将无法恢复《Y/N》\n");
scanf("%s",&choice);
if(choice=='y'||choice=='Y')
{
fp=fopen("employ.txt","w");
fp2=fopen("bookl.txt","r");
for(i=0;fread(&employ[i],sizeof(struct employ),1,fp2)!=0;i++)
{
fwrite(&employ[i],sizeof(struct employ),1,fp);
}
fclose(fp);
fclose(fp2);
fp2=fopen("bookl.txt","w");
fclose(fp2);
printf("按任意键返回\n");
getch();
return TRUE;
}
else
{
printf("按任意键返回\n");
getch();
return FALSE;
}
}
employcount()
{
FILE *fp;
int i,n=0;
fp=fopen("employ.txt","r");
for(i=0;fread(&employ[i],sizeof(struct employ),1,fp)!=0;i++)
{
printf("第%d职工的信息如下:\n<职工号:%d 职工名:%s 年龄:%d 性别:%s 学历:%s 工资:%d>\n",n+1,employ[i].employnum,employ[i].employname,employ[i].employage,employ[i].employsex,employ[i].employleve,employ[i].employtage);
n++;
}
fclose(fp);
printf("目前共有%d个职工\n",n);
printf("按任意键返回\n");
}
addemploy()
{
FILE *fp;
char choice='y';
int i=1;
fp=fopen("employ.txt","a+");
while(choice=='y'||choice=='Y')
{
printf("请你输入职工号码\n");
scanf("%d",&employ[i].employnum);
printf("请你输入职工名\n");
scanf("%s",employ[i].employname);
printf("请输入职工年龄\n");
scanf("%d",&employ[i].employage);
printf("请你输入性别\n");
scanf("%s",employ[i].employsex);
printf("请你输入职工的学历水平\n");
scanf("%s",employ[i].employleve);
printf("请输入职工的工资\n");
scanf("%d",&employ[i].employtage);
fwrite(&employ[i],sizeof(struct employ),1,fp);
printf("是否要输入下个职工信息?\n");
scanf("%s",&choice);
}
printf("按任意键返回\n");
fclose(fp);
}
addbook()
{
FILE *fp;
int i=0;
char choice='y';
fp=fopen("book.txt","a+");
while(choice=='y'||choice=='Y')
{
printf("请你输入第%d本书的序号\n",i+1);
scanf("%d",&book[i].booknum);
printf("请你输入书名\n");
scanf("%s",book[i].bookname);
printf("请你输入书的作者\n");
scanf("%s",book[i].bookcreat);
printf("请设为1或0,1代表书还没人借,0表示书已经借出,设其他值,程序运行时无法得出正常结果\n");
printf("请你设定书的状态\n");
scanf("%d",&book[i].turefalse);
fwrite(&book[i],sizeof(struct book),1,fp);
printf("是否要输入下本书\n");
scanf("%s",&choice);
}
fclose(fp);
}
bookcount()
{
FILE *fp;
int i,n=0;
fp=fopen("book.txt","r");
for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++)
{
if(book[i].booknum!=0&&strlen(book[i].bookname)!=0&&strlen(book[i].bookcreat)!=0)
{
printf("第%d本书<序号:%d 书名:%s 作者:%s 状态:%d>\n",i+1,book[i].booknum,book[i].bookname,book[i].bookcreat,book[i].turefalse);
n=n+1;
}
}
fclose(fp);
printf("目前共有%d本书\n",n);
printf("按任意键\n");
}
delbook()
{
FILE *fp,*fp2;
int i;
char bookname[],choice;
fp=fopen("book.txt","r");
fp2=fopen("bookl.txt","w");
printf("请输入你要删除的书名\n");
printf("如果你输入的书名存在,系统自动删除该信息!如果不存在,系统不做任何改动\n");
scanf("%s",bookname);
for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++)
{
if(strcmp(bookname,book[i].bookname)!=0)
{
fwrite(&book[i],sizeof(struct book),1,fp2);
}
}
fclose(fp);
fclose(fp2);
printf("是否真的要删除该书籍?删除后该书籍的所有信息将无法恢复《Y/N》\n");
scanf("%s",&choice);
if(choice=='y'||choice=='Y')
{
fp=fopen("book.txt","w");
fp2=fopen("bookl.txt","r");
for(i=0;fread(&book[i],sizeof(struct book),1,fp2)!=0;i++)
{
fwrite(&book[i],sizeof(struct book),1,fp);
}
fclose(fp);
fclose(fp2);
fp2=fopen("bookl.txt","w");
fclose(fp2);
printf("按任意键返回\n");
getch();
return;
}
else
{
printf("按任意键返回\n");
getch();
return;
}
}
changebook()
{
FILE *fp,*fp2;
char bookname[],choice;
int i;
fp=fopen("book.txt","r");
fp2=fopen("bookl.txt","w");
printf("请你输入要修改的书籍的书字\n");
scanf("%s",bookname);
for(i=0;fread(&book[i],sizeof(struct book),1,fp)!=0;i++)
{
if(strcmp(book[i].bookname,bookname)==0)
{
printf("你所要修改的书的资料如下,请选择你要修改的内容\n");
printf("序号:〈%d〉 书名:〈%s〉 作者:〈%s〉 \n",book[i].booknum,book[i].bookname,book[i].bookcreat);
printf("1:修改书的序号\n");
printf("2:修改书名\n");
printf("3:修改作者\n");
printf("请输入1-3:");
scanf("%s",&choice);
switch(choice)
{
case '1':
{
printf("请输入新的序号\n");
scanf("%d",&book[i].booknum);
fwrite(&book[i],sizeof(struct book),1,fp2);
}break;
case '2':
{
printf("请输入新的书名\n");
scanf("%s",book[i].bookname);
fwrite(&book[i],sizeof(struct book),1,fp2);
}break;
case '3':
{
printf("请输入新的作者\n");
scanf("%s",book[i].bookcreat);
fwrite(&book[i],sizeof(struct book),1,fp2);
}break;
defaut:printf("没有这样的操作");break;
}
continue;
}
fwrite(&book[i],sizeof(struct book),1,fp2);
}
fclose(fp);
fclose(fp2);
fp=fopen("book.txt","w");
fp2=fopen("bookl.txt","r");
for(i=0;fread(&book[i],sizeof(struct book),1,fp2)!=0;i++)
{
fwrite(&book[i],sizeof(struct book),1,fp);
}
fclose(fp2);
fp2=fopen("bookl.txt","w");
fclose(fp2);
printf("按任意键返回\n");
getchar();
return;
}
main()
{
char ch1,ch2,ch3,ch4,ch5;
do
{
printf("\t\t请你选择操作类型:\n");
printf(" 1:<查阅图书>\n");
printf(" 2:<借阅图书>\n");
printf(" 3:<管理系统>\n");
printf(" 4:<还书>\n");
printf(" 0:<退出>\n");
printf("请输入0--4\n");
scanf("%s",&ch1);
switch(ch1)
{
case '1':chabook();break;
case '2':lendbook();;break;
case '3':{
do
{
printf("---------------欢迎进入管理系统!--------------\n");
printf(" 1:<增加图书>\n");
printf(" 2:<删除图书>\n");
printf(" 3:<修改图书资料>\n");
printf(" 4:<书籍统计>\n");
printf(" 5:<职工管理系统>\n");
printf(" 6:<学生管理系统>\n");
printf(" 0:<返回>\n");
printf("请输入0--6,其他输入非法!\n");
scanf("%s",&ch2);
switch(ch2)
{
case '1':addbook();
break;
case '2':delbook();break;
case '3':changebook();break;
case '4':bookcount();getch();break;
case '5':{ do
{
printf("---------------欢迎进入职工管理系统!--------------\n");
printf(" 1:<增加员工>\n");
printf(" 2:<删除员工>\n");
printf(" 3:<修改员工资料>\n");
printf(" 4:<员工统计>\n");
printf(" 0:<返回>\n");
printf("请输入0--4,其他输入非法!\n");
scanf("%s",&ch3);
switch(ch3)
{
case '1':addemploy();getch();break;
case '2':delemploy();break;
case '3':changemploy();break;
case '4':employcount();getch();break;
case '0':break;
default:printf("无此操作\n");getch();break;
}
}while(ch3!='0');}break;
case '6':{
do
{
printf("---------------欢迎进入学生管理系统!--------------\n");
printf(" 1:<申请新卡>\n");
printf(" 2:<删除卡号>\n");
printf(" 3:<借书统计>\n");
printf(" 4:<卡号统计>\n");
printf(" 0:<返回>\n");
printf("请输入0--4,其他输入非法!\n");
scanf("%s",&ch4);
switch(ch4)
{
case '1':addcar();break;
case '2':delcar();break;
case '3':lendcount();break;
case '4':carcount();break;
case '0':break;
default:printf("无此操作\n");getch();break;
}
}while(ch4!='0');}break;
case '0':break;
default:printf("无此操作\n");getch();break;
}
}while(ch2!='0');}break;
case '4':huanbook();break;
case '0':break;
default:printf("无此操作\n");getch();break;
}
}while(ch1!='0');
}