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superhandsomechuan
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Coding/Project/01_信息管理系统/01_工人信息管理系统/README.md
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Coding/Project/01_信息管理系统/01_工人信息管理系统/README.md
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讲解见：[https://www.cctechblog.cn/_posts/2020-06-18-%E9%87%8D%E6%B8%A9-C-%E8%AF%AD%E8%A8%80%E8%AF%BE%E7%A8%8B%E8%AE%BE%E8%AE%A1/](https://www.cctechblog.cn/_posts/2020-06-18-重温-C-语言课程设计/)
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315
Coding/Project/01_信息管理系统/01_工人信息管理系统/worker.c
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315
Coding/Project/01_信息管理系统/01_工人信息管理系统/worker.c
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#define _CRT_SECURE_NO_WARNINGS
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#include"worker.h"
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// 交换两个字符串数组
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static void swap(char* str1, char* str2)
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{
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char tmp[15];
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strcpy(tmp, str1);
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strcpy(str1, str2);
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strcpy(str2, tmp);
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}
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/*输入函数，完成将键盘输入的职工数据写入磁盘*/
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void input_workers()
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{
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int i;
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struct_worker worker;
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FILE* fp;
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system("cls");/*清屏*/
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if ((fp = fopen("d:\\file1.txt", "wb")) == NULL)
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{
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printf("error in func: %s line: %d %s: \n", __func__, __LINE__, strerror(errno));
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exit(EXIT_FAILURE);
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}
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printf("\n\t请输入职工人数:");
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scanf("%d", &worker_cnt); /*输入职工人数*/
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for (i = 0; i < worker_cnt; i++)
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{
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printf("\n\t请输入第%d名职工信息:\n", i + 1);
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printf("\t职工号:");
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scanf("%s", worker.jobNo);
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printf("\t姓名:");
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scanf("%s", worker.name);
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printf("\t性别:");
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scanf("%s", worker.gender);
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printf("\t职务:");
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scanf("%s", worker.position);
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printf("\t电话:");
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scanf("%s", worker.tel);
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fwrite(&worker, sizeof(struct_worker), 1, fp);
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}
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fclose(fp);
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printf("\n\tpress any key to continue...");
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getchar();
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getchar();
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}
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/*显示函数，完成将文件中的职工数据显示在屏幕上*/
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void list_workers(){
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struct_worker worker;
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FILE* fp;
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int cnt = worker_cnt;
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system("cls");
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if ((fp = fopen("d:\\file1.txt", "rb")) == NULL)
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{
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printf("error in func: %s line: %d %s: \n", __func__, __LINE__, strerror(errno));
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exit(EXIT_FAILURE);
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}
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printf("\n\n\n\t职工号\t姓名\t性别\t职务\t电话\n\n");
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while (cnt-- && (fread(&worker, sizeof(struct_worker), 1, fp) != 0))
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printf("\t%s \t%s \t%s \t%s \t%s\n", worker.jobNo, worker.name, worker.gender, worker.position, worker.tel);
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fclose(fp);
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printf("\n\tpress any key to continue...");
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getchar(); // 接受输入 2 后敲下的回车
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getchar();
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}
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/*追加函数，完成将键盘上输入的职工数据追加到文件中*/
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void append_workers()
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{
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int i, cnt;
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struct_worker worker;
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FILE* fp;
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system("cls");
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if ((fp = fopen("d:\\file1.txt", "ab")) == NULL)
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{
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printf("error in func: %s line: %d %s: \n", __func__, __LINE__, strerror(errno));
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exit(EXIT_FAILURE);
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}
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printf("\t请输入追加人数:");
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scanf("%d", &cnt);
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for (i = 0; i < cnt; i++)
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{
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printf("\n\t职工号:");
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scanf("%s", worker.jobNo);
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printf("\t姓名:");
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scanf("%s", worker.name);
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printf("\t性别:");
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scanf("%s", worker.gender);
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printf("\t职务:");
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scanf("%s", worker.position);
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printf("\t电话:");
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scanf("%s", worker.tel);
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fwrite(&worker, sizeof(struct_worker), 1, fp);
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}
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worker_cnt += cnt;
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fclose(fp);
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printf("\n\tappend success! press any key to continue...");
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getchar();
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getchar();
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}
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/*排序函数，完成对文件中的职工数据按职工号排序并显示在屏幕上*/
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void sort_workers(){
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int i, j;
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struct_worker workers[WORKER_MAX];
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struct_worker tmp;
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FILE* fp;
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system("cls");
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if ((fp = fopen("d:\\file1.txt", "rb+")) == NULL)
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{
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printf("error in func: %s line: %d %s: \n", __func__, __LINE__, strerror(errno));
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exit(EXIT_FAILURE);
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}
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if (fread(workers, sizeof(struct_worker), worker_cnt, fp) != worker_cnt)
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{
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printf("error in func: %s line: %d %s: \n", __func__, __LINE__, strerror(errno));
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exit(EXIT_FAILURE);
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}
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for (i = 0; i < worker_cnt - 1; i++)
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{
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for (j = i; j < worker_cnt - 1 - i; j++)
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{
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if (strcmp(workers[j].jobNo, workers[j + 1].jobNo) > 0)
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{
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swap(workers[j].jobNo, workers[j + 1].jobNo);
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swap(workers[j].gender, workers[j + 1].gender);
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swap(workers[j].name, workers[j + 1].name);
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swap(workers[j].position, workers[j + 1].position);
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swap(workers[j].tel, workers[j + 1].tel);
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}
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}
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}
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fseek(fp, 0L, SEEK_SET); // 将文件指针置于文件头，重新开始写
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fwrite(workers, sizeof(struct_worker), worker_cnt, fp);
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printf("\n\n\n\t按职工排序:\n");
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printf("\n\t职工号\t姓名\t性别\t职务\t电话\n\n");
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for (i = 0; i < worker_cnt; i++)
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printf("\t%s\t%s\t%s\t%s\t%s\n", workers[i].jobNo, workers[i].name, workers[i].gender, workers[i].position, workers[i].tel);
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fclose(fp);
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printf("\n\tpress any key to continue...");
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getchar();
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getchar();
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}
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/*查询职工 */
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void inquiry_worker()
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{
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int flg = 0;
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struct_worker worker[WORKER_MAX];
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char tar_name[15];
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FILE* fp;
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system("cls");
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if ((fp = fopen("d:\\file1.txt", "rb")) == NULL)
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{
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printf("error in func: %s line: %d %s: \n", __func__, __LINE__, strerror(errno));
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exit(EXIT_FAILURE);
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}
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printf("\n\t请输入职工的职工号:");
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scanf("%s", tar_name);
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if (fread(worker, sizeof(struct_worker), worker_cnt, fp) != worker_cnt)
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{
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printf("error in func: %s line: %d %s: \n", __func__, __LINE__, strerror(errno));
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exit(EXIT_FAILURE);
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}
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for (int i = 0; i < worker_cnt; i++) {
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if (strcmp(tar_name, worker[i].name) == 0)
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{
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printf("\n\n\n\t职工号\t姓名\t性别\t职务\t电话\n\n");
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printf("\t%s\t%s\t%s\t%s\t%s\n", worker[i].jobNo, worker[i].name, worker[i].gender, worker[i].position, worker[i].tel);
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flg = 1;
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break;
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}
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}
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if (flg == 0)
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printf("该职工不存在！");
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fclose(fp);
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printf("\n\tpress any key to continue...");
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getchar();
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getchar();
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}
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/*删除函数，完成将文件中的职工数据删除*/
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void delete_worker()
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{
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int i, j, flg = 0;
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struct_worker workers[WORKER_MAX], del_jobNo[15];
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FILE* fp;
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system("cls");
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if ((fp = fopen("d:\\file1.txt", "rb+")) == NULL)
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{
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printf("error in func: %s line: %d %s: \n", __func__, __LINE__, strerror(errno));
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exit(EXIT_FAILURE);
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}
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printf("\n\n 请输入要删除职工的职工号: ");
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scanf("%s", del_jobNo);
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if (fread(workers, sizeof(struct_worker), worker_cnt, fp) != worker_cnt)
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{
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printf("error in func: %s line: %d %s: \n", __func__, __LINE__, strerror(errno));
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exit(EXIT_FAILURE);
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}
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for (i = 0; i < worker_cnt; i++)
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if (strcmp(workers[i].jobNo, del_jobNo) == 0)
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{
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flg = 1;
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break;
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}
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if (flg == 0)
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printf("该职工不存在！");
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else
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{
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for (j = i; j < worker_cnt - 1; j++)
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{
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strcpy(workers[j].jobNo, workers[j + 1].jobNo);
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strcpy(workers[j].gender, workers[j + 1].gender);
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strcpy(workers[j].name, workers[j + 1].name);
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strcpy(workers[j].position, workers[j + 1].position);
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strcpy(workers[j].tel, workers[j + 1].tel);
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}
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worker_cnt--;
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fseek(fp, 0L, SEEK_SET);
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fwrite(workers, sizeof(struct_worker), worker_cnt, fp);
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printf("删除成功！");
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}
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fclose(fp);
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getchar();
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getchar();
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}
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int main(void) /*主函数，完成程序菜单的显示并调用以上各函数*/
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{
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int choice;
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do
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{
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system("cls"); /*清屏*/
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printf("\n\n\n\n\n\t\t\t\t\t Personnel File Management System\n"); /*显示程序菜单*/
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printf("\n\n\t\t\t\t\t*********************************\n\n");
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printf("\t\t\t\t\t\t1----输入职工信息\n");
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printf("\t\t\t\t\t\t2----显示职工信息\n");
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printf("\t\t\t\t\t\t3----追加职工信息\n");
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printf("\t\t\t\t\t\t4----排序职工信息\n");
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printf("\t\t\t\t\t\t5----查询职工信息\n");
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printf("\t\t\t\t\t\t6----删除职工信息\n");
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printf("\t\t\t\t\t\t0----退出\n");
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printf("\n\t\t\t\t\t*********************************\n");
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printf("\n\t\t\t请选择:");
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scanf("%d", &choice);
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switch (choice)
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{
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case 1: input_workers(); break; /*调用输入函数*/
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case 2: list_workers(); break; /*调用显示函数*/
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case 3: append_workers(); break; /*调用追加函数*/
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case 4: sort_workers(); break; /*调用排序函数*/
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case 5: inquiry_worker(); break; /*调用查询函数*/
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case 6: delete_worker(); break; /*调用删除函数*/
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case 0: exit(0); /*结束程序的运行*/
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}
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} while (choice != 0);
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}
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30
Coding/Project/01_信息管理系统/01_工人信息管理系统/worker.h
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30
Coding/Project/01_信息管理系统/01_工人信息管理系统/worker.h
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@@ -0,0 +1,30 @@
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#ifndef _WORKER_H_
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#define _WORKER_H_
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#include<stdio.h>
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#include<stdlib.h>
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#include<string.h>
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#define WORKER_MAX 20
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typedef struct workers
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{
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char jobNo[15]; //职工号
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char name[15]; //姓名
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char gender[15]; //性别
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char position[15]; //职务
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char tel[15]; //电话
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}struct_worker;
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int worker_cnt;
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void input_workers();
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void list_workers();
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void append_workers();
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void sort_workers();
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void inquiry_worker();
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void delete_worker();
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#endif
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