有没有类似的代码给我借鉴
时间: 2024-04-04 09:29:11 浏览: 13
我可以提供一个简单的Java课设代码,供你参考。
题目描述:
编写一个简单的学生管理系统,实现以下功能:
1. 添加学生信息(包括学号、姓名、性别、年龄、班级、联系方式等)。
2. 修改学生信息。
3. 删除学生信息。
4. 查询学生信息。
代码如下:
```java
import java.util.ArrayList;
import java.util.Scanner;
public class StudentManagementSystem {
private static ArrayList<Student> students = new ArrayList<Student>();
public static void main(String[] args) {
Scanner input = new Scanner(System.in);
while (true) {
System.out.println("请选择操作:");
System.out.println("1. 添加学生信息");
System.out.println("2. 修改学生信息");
System.out.println("3. 删除学生信息");
System.out.println("4. 查询学生信息");
System.out.println("5. 退出系统");
int option = input.nextInt();
switch (option) {
case 1:
addStudent();
break;
case 2:
modifyStudent();
break;
case 3:
deleteStudent();
break;
case 4:
queryStudent();
break;
case 5:
System.exit(0);
break;
default:
System.out.println("请输入正确的选项!");
break;
}
}
}
private static void addStudent() {
System.out.println("请输入学生信息:");
Scanner input = new Scanner(System.in);
System.out.print("学号:");
String id = input.next();
System.out.print("姓名:");
String name = input.next();
System.out.print("性别:");
String gender = input.next();
System.out.print("年龄:");
int age = input.nextInt();
System.out.print("班级:");
String clazz = input.next();
System.out.print("联系方式:");
String contact = input.next();
Student student = new Student(id, name, gender, age, clazz, contact);
students.add(student);
System.out.println("添加成功!");
}
private static void modifyStudent() {
System.out.println("请输入要修改的学生学号:");
Scanner input = new Scanner(System.in);
String id = input.next();
for (Student student : students) {
if (student.getId().equals(id)) {
System.out.println("请输入修改后的学生信息:");
System.out.print("姓名:");
String name = input.next();
System.out.print("性别:");
String gender = input.next();
System.out.print("年龄:");
int age = input.nextInt();
System.out.print("班级:");
String clazz = input.next();
System.out.print("联系方式:");
String contact = input.next();
student.setName(name);
student.setGender(gender);
student.setAge(age);
student.setClazz(clazz);
student.setContact(contact);
System.out.println("修改成功!");
return;
}
}
System.out.println("未找到该学生!");
}
private static void deleteStudent() {
System.out.println("请输入要删除的学生学号:");
Scanner input = new Scanner(System.in);
String id = input.next();
for (Student student : students) {
if (student.getId().equals(id)) {
students.remove(student);
System.out.println("删除成功!");
return;
}
}
System.out.println("未找到该学生!");
}
private static void queryStudent() {
System.out.println("请输入要查询的学生学号:");
Scanner input = new Scanner(System.in);
String id = input.next();
for (Student student : students) {
if (student.getId().equals(id)) {
System.out.println(student);
return;
}
}
System.out.println("未找到该学生!");
}
}
class Student {
private String id;
private String name;
private String gender;
private int age;
private String clazz;
private String contact;
public Student(String id, String name, String gender, int age, String clazz, String contact) {
this.id = id;
this.name = name;
this.gender = gender;
this.age = age;
this.clazz = clazz;
this.contact = contact;
}
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getGender() {
return gender;
}
public void setGender(String gender) {
this.gender = gender;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public String getClazz() {
return clazz;
}
public void setClazz(String clazz) {
this.clazz = clazz;
}
public String getContact() {
return contact;
}
public void setContact(String contact) {
this.contact = contact;
}
@Override
public String toString() {
return "学号:" + id + ",姓名:" + name + ",性别:" + gender + ",年龄:" + age + ",班级:" + clazz + ",联系方式:" + contact;
}
}
```
这个代码实现了一个简单的学生管理系统,包括添加、修改、删除和查询学生信息等功能。你可以根据自己的需要进行修改和完善。