importjava.util.Scanner;// 引入Scanner类publicclassUserInputExample{publicstaticvoidmain(String[]args){Scannerscanner=newScanner(System.in);// 创建Scanner对象System.out.println("请输入一串字符串:");// 提示用户输入StringuserInpu
1. String userInputString = userInput; 2. userInputString = userInputString.replaceAll ( "\r", "" ); 3. userInputString = userInputString.replaceAll ( "\n", "\\\"+System.getPropert("line.separator"));
importjava.util.Scanner;// 导入Scanner类publicclassUserInputExample{publicstaticvoidmain(String[]args){// 创建Scanner对象Scannerscanner=newScanner(System.in);// 读取用户输入的字符串System.out.print("请输入一个字符串:");// 输出提示信息StringuserInput=scanner.nextLine();// 将用户输入的字符串存储在...
util.Scanner; // Import the Scanner class class Main { public static void main(String[] args) { Scanner myObj = new Scanner(System.in); // Create a Scanner object System.out.println("Enter username"); String userName = myObj.nextLine(); // Read user input System.out.println("...
@WebServlet("/DisplayInputServlet") public class DisplayInputServlet extends HttpServlet { protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // 获取请求域中的用户输入 String userInput = (String) request.getAttribute("userInput"); respons...
publicstaticvoidmain(String[] args) { try{ // 先提示一段文字,然后等待用户输入 String str = readUserInput("请输入您的年龄:"); System.out.println("您输入的是:"+ str); }catch(IOException e) { e.printStackTrace(); } } /** * 读取用户输入 ...
public static void main(String[] args) { File file = new File("D:\\Program\\BaiduNetdisk\\sounds\\1.wav"); try (AudioInputStream stream = AudioSystem.getAudioInputStream(file)) { Clip clip = AudioSystem.getClip(); clip.open(stream); clip.start(); // 睡眠一会让 clip 播放音频文件。
public class ObjectInputStream extends InputStream implements ObjectInput, ObjectStreamConstants 演示案例的第一步:先定义一个 User 类。 import java.io.Serializable; public class User implements Serializable{ private String uid; private String uname; public User(String uid, String uname) { this.uid =...
最后找救兵,得出是hql的错误,举个例子: HibernateUtil.query("from user u,info i"); 最终查询出来的结果是一张集合表,前台是get不到关联表的数据的,得这样写 HibernateUtil.query("select u from user u,info i"); 解决了!
import java.io.IOException; import java.io.InputStream...; public class InputStreamDemo { /* * InputStream字节输入流 * FileInputStream:文件字节输入流 * --...public static void main(String[] args) { File file = new File("D:/test/a.txt"); InputStream...byte数组中, * 返回值为每次...