本文實(shí)例為大家分享了java實(shí)現(xiàn)簡單猜數(shù)字的具體代碼，供大家參考，具體內(nèi)容如下

代碼不多說，圖片自加，實(shí)現(xiàn)功能有數(shù)字比大小，菜單開始，幫助，退出，關(guān)于等，運(yùn)行結(jié)果如圖：

代碼：

import java.awt.BorderLayout;import java.awt.Color;import java.awt.FlowLayout;import java.awt.Font;import java.awt.GridLayout;import java.awt.Image;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.util.Random;import javax.swing.ImageIcon;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JMenu;import javax.swing.JMenuBar;import javax.swing.JMenuItem;import javax.swing.JOptionPane;import javax.swing.JPanel;import javax.swing.JTextField;public class Bingo extends JFrame implements ActionListener {JFrame frame;JMenuBar topBbr;JMenu menuQ;JMenu menuF;JMenuItem start = new JMenuItem('開始(n)');JMenuItem out = new JMenuItem('不玩了(e)');JMenuItem help = new JMenuItem('幫助(h)');JMenuItem about = new JMenuItem('關(guān)于(a)');JPanel panelMain = new JPanel(new BorderLayout());JPanel panelNext = new JPanel(new BorderLayout());JButton btnStart;JPanel jp1, jp2, jp3, jp4;public static void main(String[] args) {new Bingo();}public Bingo() {frame = new JFrame();topBbr = new JMenuBar();frame.setTitle('王氏猜數(shù)字游戲1.0版');frame.setSize(400, 320);frame.setLocation(450, 240);frame.setLayout(getLayout());// frame.setLayout(new FlowLayout());menuQ = new JMenu('游戲(q)');menuQ.add(start);menuQ.add(out);menuF = new JMenu('幫助(f)');ImageIcon icon = new ImageIcon('imgs/logo.jpg');btnStart = new JButton(icon);JButton caiButton = new JButton('猜一猜');JButton congButton = new JButton('重新來');JTextField text = new JTextField(6);JLabel mes = new JLabel(' 請你輸入一個(gè)2位數(shù)');menuF.add(help);menuF.add(about);topBbr.add(menuQ);topBbr.add(menuF);frame.setJMenuBar(topBbr);panelMain.add('Center', btnStart);frame.add(panelMain);frame.setResizable(false);frame.setVisible(true);// Image im = new ImageIcon('imgs/logo.jpg').getImage();// im = im.getScaledInstance(-1, 90, DO_NOTHING_ON_CLOSE);// setIconImage(im);start.addActionListener(new ActionListener() {@Overridepublic void actionPerformed(ActionEvent e) {panelMain.setVisible(false);start.setEnabled(false);frame.add(panelNext);jp1 = new JPanel();jp2 = new JPanel(new GridLayout(2, 1));jp3 = new JPanel();JLabel top = new JLabel('??');// top.setBackground(new Color(100, 100, 0, 100));// top.setOpaque(true);JLabel jb = new JLabel(' ');JLabel jb2 = new JLabel(' ');top.setFont(new Font('隸體', Font.BOLD, 100));top.setForeground(Color.yellow);jp1.add(top);jp2.add(mes);jp2.add(text);jp3.add(caiButton);jp3.add(congButton);panelNext.add('North', jp1);panelNext.add('Center', jp2);panelNext.add('West', jb);panelNext.add('East', jb2);panelNext.add('South', jp3);panelNext.setVisible(true);}});// 開始監(jiān)聽1btnStart.addActionListener(new ActionListener() {@Overridepublic void actionPerformed(ActionEvent e) {start.setEnabled(false);panelMain.setVisible(false);frame.add(panelNext);jp1 = new JPanel();jp2 = new JPanel(new GridLayout(2, 1));jp3 = new JPanel();JLabel top = new JLabel('??');// top.setBackground(new Color(100, 100, 0, 100));// top.setOpaque(true);JLabel jb = new JLabel(' ');JLabel jb2 = new JLabel(' ');top.setFont(new Font('隸體', Font.BOLD, 100));top.setForeground(Color.yellow);jp1.add(top);jp2.add(mes);jp2.add(text);jp3.add(caiButton);jp3.add(congButton);panelNext.add('North', jp1);panelNext.add('Center', jp2);panelNext.add('West', jb);panelNext.add('East', jb2);panelNext.add('South', jp3);panelNext.setVisible(true);}});// 退出監(jiān)聽out.addActionListener(new ActionListener() {@Overridepublic void actionPerformed(ActionEvent e) {frame.setVisible(false);}});// 幫助監(jiān)聽help.addActionListener(new ActionListener() {@Overridepublic void actionPerformed(ActionEvent e) {JOptionPane.showMessageDialog(null, '請按開始進(jìn)行游戲！就是猜數(shù)字而已，就不多說了！','幫助', JOptionPane.PLAIN_MESSAGE);}});// 關(guān)于監(jiān)聽about.addActionListener(new ActionListener() {@Overridepublic void actionPerformed(ActionEvent e) {JOptionPane.showMessageDialog(frame, '謝謝嘗臉試玩！', '3Q',JOptionPane.WARNING_MESSAGE);}});// 開始監(jiān)聽2caiButton.addActionListener(new ActionListener() {@Overridepublic void actionPerformed(ActionEvent e) {Random x = new Random();int y = x.nextInt(100);try {int num = Integer.parseInt(text.getText());if (num > y) {mes.setText(' 你輸入的' + num + '大了哦！');if (num > 99) {mes.setText(' 請輸入小于99的數(shù)字!');}}else if(num == y){mes.setText(' 恭喜你猜對了哦！');} else{mes.setText(' 你輸入的' + num + '小了哦！');if (num < 1) {mes.setText(' 請輸入大于0的數(shù)字!');}} } catch (Exception e2) {mes.setText(' 請輸入0-99的數(shù)字!');}}});// 重置監(jiān)聽congButton.addActionListener(new ActionListener() {@Overridepublic void actionPerformed(ActionEvent e) {text.setText('');}});}@Overridepublic void actionPerformed(ActionEvent e) {}}

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