java编手机小程序代码 如何java编程java小程序实例大全

急求小程序，用JAVA编写

import java.util.Scanner;

public class NumberConvertor {

/**

* @param args

*/

public int input() {

Scanner scan = new Scanner(System.in);

int inputInt = 0;

while (true) {

try {

System.out.println("输入一个0-100的正整数(默认为0): ");

inputInt = scan.nextInt();

if (inputInt 0 || inputInt = 100) {

System.out.println("越界");

continue;

} else {

break;

}

} catch (Exception e) {

System.out.println("输入有误,重新输入");

break;

}

}

return inputInt;

}

public String convert(int aInt) {

String[] table = new String[] { "零", "壹", "贰", "叁", "肆", "伍", "陆", "柒",

"捌", "玖", "拾" };

String result;

String left;

String right;

int leftInt;

int rightInt;

if (aInt = 10) {

result = table[aInt];

} else {

leftInt = Integer.parseInt((String.valueOf(aInt)).substring(0, 1));

rightInt = Integer.parseInt((String.valueOf(aInt)).substring(1));

left = table[leftInt];

right = table[rightInt];

result = left + table[10] + right;

}

return result;

}

public static void main(String[] args) {

NumberConvertor nc = new NumberConvertor();

int val;

val = nc.input();

System.out.println(nc.convert(val));

}

}

编写一个java小程序！

public test_03(){

init();

}

public void init(){

JLabel jl_1=new JLabel("用户名");

JLabel jl_2=new JLabel("密码");

JTextField jtf=new JTextField();

JPasswordField jpf=new JPasswordField();

JButton button_1=new JButton("确定");

JPanel panel=new JPanel();

panel.setLayout(null);

jl_1.setBounds(30, 50, 50, 30);

jl_2.setBounds(30,90,50,30);

jtf.setBounds(100, 50, 100, 30);

jpf.setBounds(100, 90, 100, 30);

button_1.setBounds(110, 130, 80, 30);

panel.add(jl_1);

panel.add(jl_2);

panel.add(jtf);

panel.add(jpf);

panel.add(button_1);

this.add(panel);

this.setSize(300, 250);

this.setLocation(400, 300);

this.setVisible(true);

}

public static void main(String[] args) {

new test_03();

}

用JAVA编写一个小程序，不限类型好玩点的。

控制台小游戏 class YZDEL

{

public static void main(String[] args)

{

java.util.Random Shiji = new java.util.Random();

java.util.Scanner Shuru = new java.util.Scanner(System.in);

java.util.Scanner Nandu = new java.util.Scanner(System.in);

int YingxHP = 20;

int YingxMP = 0;

int MogHP = 20;

int MogMP = 0;

int MogDo = 0;

int fangyu = 0;

System.out.println("┏━━━━╮┏━━┣┣┓　╮　┓┏━┳━┳┓┓━┓　");

System.out.println("┏┣━━━┓┏━━┣┣┓　┃┏　┃　┃┓┃　╯　");

System.out.println("┣┣━━━┫╭━━┻╯╮　┃╰┓┃　┃╯┏━┣━━┓");

System.out.println("┣┣━━━┫┏━━━━┓╭━━┣━┛┗━┻━┻┛┃┃");

System.out.println("┏┣━━━┓┣━━━━┫　┃┃┃┗╮╮┃┃┣━╯");

System.out.println("　┛┗╯┗━━━━╯┗╯╰╰━━┛┛┗━╯╰━┛");

System.out.println();

System.out.println(" 作者:天狐空幻");

System.out.println();

System.out.println("说明:勇者的操作方式为以下所示:");

System.out.println(" 使用攻击需消耗1MP 伤害1HP");

System.out.println(" 使用蓄力可增加1MP 伤害0HP");

System.out.println(" 使用躲闪需消耗0MP 伤害0HP 躲避攻击");

System.out.println(" 使用重击需消耗3MP 伤害2HP 防御无效");

System.out.println(" 恶龙攻击力高， 注意防御是取胜的关键");

System.out.println(" 恶龙MP达到4时可能会放出火焰无法躲避");

System.out.println(" 准备说明完毕,那么让我们来挑战恶龙吧java编手机小程序代码！");

System.out.println("==================================");

//难度选择

System.out.println("请选择难度");

System.out.println("1.娱乐 2.挑战 3.噩梦");

int ND = Nandu.nextInt();

System.out.println("==================================");

while(true)

{

//HP，MP的显示

System.out.print("勇者: ");

System.out.print(" HP ");

for(int x=YingxHP;x0;x--) System.out.print("*");

System.out.print(" "+YingxHP);

System.out.println();

System.out.print(" ");

System.out.print(" MP ");

for(int x=YingxMP;x0;x--) System.out.print("*");

System.out.print(" "+YingxMP);

System.out.println();

System.out.print("恶龙: ");

System.out.print(" HP ");

for(int y=MogHP;y0;y--) System.out.print("*");

System.out.print(" "+MogHP);

System.out.println();

System.out.print(" ");

System.out.print(" MP ");

for(int y=MogMP;y0;y--) System.out.print("*");

System.out.print(" "+MogMP);

System.out.println();

System.out.println("==================================");

//胜利判定

if(YingxHP1) {System.out.println();System.out.println("勇者HP为0! 不..不可能..我怎么会..勇者倒下了。再接再厉吧！~");System.out.println();break;}

if(MogHP1) {System.out.println();System.out.println("恶龙HP为0! 恶龙绝望的哀鸣中倒了下去。勇者胜利了。恭喜java编手机小程序代码你挑战成功！！");System.out.println();break;}

//角色输入判定

System.out.println("你要做什么：");

System.out.println("1.攻击 2.蓄力");

System.out.println("3.躲闪 4.重击");

System.out.println("____________________");

int Do = Shuru.nextInt();

//敌人输入判定

//娱乐难度

if(ND==1){

for(int i=1;i3;i++) MogDo = Shiji.nextInt(4);}

//挑战难度

if(ND==2){

if(YingxMP==0MogMP==0) {MogDo = 0;}

else if(MogMP==0){for(int i=1;i3;i++) MogDo = Shiji.nextInt(2);}

else if(YingxMP2MogMP2) MogDo = 2;

else if(MogMP4) {for(int i=1;i4;i++) MogDo = Shiji.nextInt(3);}

else MogDo = 3;}

//噩梦难度

if(ND==3){

if(Do==1) MogDo=1;

if(Do==2MogMP0) MogDo=2;

if(Do==2MogMP==0) MogDo=0;

if(Do==3MogMP4) MogDo=0;

if(Do==3MogMP=4) MogDo=3;}//变态判定。。

//战斗分析

//防御

if(Do==3) {fangyu=1;System.out.println("你灵巧的躲避攻击！");}

if(MogDo==1) {fangyu=1;System.out.println("恶龙进行防御！");}

//角色判定

if(Do==1YingxMP==0) {System.out.println("MP不足！");}

if(Do==1YingxMP0) {

if(fangyu==0) {MogHP=MogHP-1;YingxMP=YingxMP-1;System.out.println("你发动攻击！");}

if(fangyu==1) {YingxMP=YingxMP-1;System.out.println("你的攻击被格挡！");}}

if(Do==2) {YingxMP=YingxMP+1;System.out.println("你进行蓄力！");}

if(Do==4YingxMP3) {System.out.println("MP不足！");}

if(Do==4YingxMP2) {MogHP=MogHP-2;YingxMP=YingxMP-3;System.out.println("你发动重击！");}

if(Do 4) System.out.println("你不知所措...");

//敌人判定

if(MogDo==2MogMP==0) {System.out.println("恶龙在发呆！");}

if(MogDo==2MogMP0) {

if(fangyu==0) {YingxHP=YingxHP-2;MogMP=MogMP-1;System.out.println("恶龙发动攻击！");}

if(fangyu==1) {MogMP=MogMP-1;System.out.println("恶龙的攻击被躲开了！");}}

if(MogDo==0) {MogMP=MogMP+1;System.out.println("恶龙进行蓄力！");}

if(MogDo==3MogMP4) {System.out.println("恶龙在发呆！");}

if(MogDo==3MogMP3) {YingxHP=YingxHP-4;MogMP=MogMP-4;System.out.println("恶龙发动火焰吐吸！躲避不能！");}

//结束

fangyu = 0;

MogDo = 0;

System.out.println("____________________");

System.out.println();

System.out.println("=================================="); }

}

}

想编写一个简单的java小程序运行在手机上 代码怎么实现

首先配置环境 配置好J2ME环境

–安装EclipseME插件

–配置EclipseME插件

–加载WTK

使用Eclipse进行JAVAME程序开发

最后你的手机要能运行java程序

ps：不建议学习JAVA手机开发，应用范围不广，手机开发一般都是嵌入式开发一类，JAVA开发还是侧重于网络开发

java小程序源代码，简单点的，100多行，谁有啊？？

// My car shop.java

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

import javax.swing.border.*;

public class carshop extends JFrame

{

// JPanel to hold all pictures

private JPanel windowJPanel;

private String[] cars = { "","阿斯顿马丁", "美洲虎", "凯迪拉克",

"罗孚", "劳斯莱斯","别克"};

private int[] jiage = { 0,150000, 260000, 230000,

140000, 290000, 150000};

// JLabels for first snack shown

private JLabel oneJLabel;

private JLabel oneIconJLabel;

// JLabels for second snack shown

private JLabel twoJLabel;

private JLabel twoIconJLabel;

// JLabels for third snack shown

private JLabel threeJLabel;

private JLabel threeIconJLabel;

// JLabels for fourth snack shown

private JLabel fourJLabel;

private JLabel fourIconJLabel;

// JLabels for fifth snack shown

private JLabel fiveJLabel;

private JLabel fiveIconJLabel;

// JLabels for sixth snack shown

private JLabel sixJLabel;

private JLabel sixIconJLabel;

// JTextField for displaying snack price

private JTextArea displayJTextArea;

// JLabel and JTextField for user input

private JLabel inputJLabel;

private JComboBox selectCountryJComboBox;

private JLabel inputJLabel2;

private JTextField inputJTextField2;

// JButton to enter user input

private JButton enterJButton;

//JButton to clear the components

private JButton clearJButton;

// no-argument constructor

public carshop()

{

createUserInterface();

}

// create and position GUI components; register event handlers

private void createUserInterface()

{

// get content pane for attaching GUI components

Container contentPane = getContentPane();

// enable explicit positioning of GUI components

contentPane.setLayout( null );

// set up windowJPanel

windowJPanel = new JPanel();

windowJPanel.setBounds( 10, 20, 340, 200 );

windowJPanel.setBorder( new LineBorder( Color.BLACK ) );

windowJPanel.setLayout( null );

contentPane.add( windowJPanel );

// set up oneIconJLabel

oneIconJLabel = new JLabel();

oneIconJLabel.setBounds( 10, 20, 100, 65 );

oneIconJLabel.setIcon( new ImageIcon( "images/阿斯顿马丁.jpg" ) );

windowJPanel.add( oneIconJLabel );

// set up oneJLabel

oneJLabel = new JLabel();

oneJLabel.setBounds( 10, 60, 100, 70 );

oneJLabel.setText( "阿斯顿马丁" );

oneJLabel.setHorizontalAlignment( JLabel.CENTER );

windowJPanel.add( oneJLabel );

// set up twoIconJLabel

twoIconJLabel = new JLabel();

twoIconJLabel.setBounds( 120, 20, 100, 65 );

twoIconJLabel.setIcon( new ImageIcon( "images/美洲虎.jpg" ) );

windowJPanel.add( twoIconJLabel );

// set up twoJLabel

twoJLabel = new JLabel();

twoJLabel.setBounds( 110, 60, 100, 70 );

twoJLabel.setText( "美洲虎" );

twoJLabel.setHorizontalAlignment( JLabel.CENTER );

windowJPanel.add( twoJLabel );

// set up threeIconJLabel

threeIconJLabel = new JLabel();

threeIconJLabel.setBounds( 230, 20, 100, 65 );

threeIconJLabel.setIcon( new ImageIcon(

"images/凯迪拉克.jpg" ) );

windowJPanel.add( threeIconJLabel );

// set up threeJLabel

threeJLabel = new JLabel();

threeJLabel.setBounds( 230, 60, 100, 70);

threeJLabel.setText( "凯迪拉克" );

threeJLabel.setHorizontalAlignment( JLabel.CENTER );

windowJPanel.add( threeJLabel );

// set up fourIconJLabel

fourIconJLabel = new JLabel();

fourIconJLabel.setBounds( 10, 100, 100, 65 );

fourIconJLabel.setIcon( new ImageIcon( "images/罗孚.jpg" ) );

windowJPanel.add( fourIconJLabel );

// set up fourJLabel

fourJLabel = new JLabel();

fourJLabel.setBounds( 10, 150, 50, 70 );

fourJLabel.setText( "罗孚" );

fourJLabel.setHorizontalAlignment( JLabel.CENTER );

windowJPanel.add( fourJLabel );

// set up fiveIconJLabel

fiveIconJLabel = new JLabel();

fiveIconJLabel.setBounds( 120, 100, 100, 65 );

fiveIconJLabel.setIcon( new ImageIcon(

"images/劳斯莱斯.jpg" ) );

windowJPanel.add( fiveIconJLabel );

// set up fiveJLabel

fiveJLabel = new JLabel();

fiveJLabel.setBounds( 110, 150, 100, 70 );

fiveJLabel.setText( "劳斯莱斯" );

fiveJLabel.setHorizontalAlignment( JLabel.CENTER );

windowJPanel.add( fiveJLabel );

// set up sixIconJLabel

sixIconJLabel = new JLabel();

sixIconJLabel.setBounds( 230, 100, 100, 65 );

sixIconJLabel.setIcon( new ImageIcon( "images/别克.jpg" ) );

windowJPanel.add( sixIconJLabel );

// set up sixJLabel

sixJLabel = new JLabel();

sixJLabel.setBounds( 230, 150, 100, 70 );

sixJLabel.setText( "别克" );

sixJLabel.setHorizontalAlignment( JLabel.CENTER );

windowJPanel.add( sixJLabel );

// set up enterJButton

enterJButton = new JButton();

enterJButton.setBounds( 390, 160, 135, 30 );

enterJButton.setText( "Enter" );

contentPane.add( enterJButton );

enterJButton.addActionListener(

new ActionListener() // anonymous inner class

{

// event handler called when enterJButton is clicked

public void actionPerformed( ActionEvent event )

{

enterJButtonActionPerformed( event );

}

} // end anonymous inner class

); // end call to addActionListener

// set up clearJButton

clearJButton = new JButton();

clearJButton.setBounds( 390, 200, 135, 30 );

clearJButton.setText( "Clear" );

contentPane.add( clearJButton );

// set up inputJLabel

inputJLabel = new JLabel();

inputJLabel.setBounds( 390, 25, 135, 25 );

inputJLabel.setText( "Please make selection:" );

contentPane.add( inputJLabel );

selectCountryJComboBox = new JComboBox( cars );

selectCountryJComboBox.setBounds( 390, 50, 135, 21 );

selectCountryJComboBox.setMaximumRowCount( 3 );

contentPane.add( selectCountryJComboBox );

// set up inputJTextField

inputJLabel2 = new JLabel();

inputJLabel2.setBounds( 390, 80, 150, 20 );

inputJLabel2.setText( "Input the Numble:" );

contentPane.add( inputJLabel2 );

// set up inputJTextField

inputJTextField2 = new JTextField();

inputJTextField2.setBounds( 390, 100, 135, 25 );

inputJTextField2.setHorizontalAlignment( JTextField.RIGHT );

contentPane.add( inputJTextField2 );

clearJButton.addActionListener(

new ActionListener() // anonymous inner class

{

// event handler called when clearJButton is clicked

public void actionPerformed( ActionEvent event )

{

clearJButtonActionPerformed( event );

}

} // end anonymous inner class

);

// set up displayJTextField

displayJTextArea = new JTextArea();

displayJTextArea.setBounds( 10, 237,515, 70 );

displayJTextArea.setEditable( false );

contentPane.add( displayJTextArea );

// set properties of application's window

setTitle( "My car Shop" ); // set title bar string

setSize( 550, 360 ); // set window size

setVisible( true ); // display window

} // end method createUserInterface

private void clearJButtonActionPerformed( ActionEvent event )

{

// clear the JTextFields

inputJTextField2.setText( "" );

displayJTextArea.setText("");

} // end method clearJButtonActionPerformed

private void enterJButtonActionPerformed( ActionEvent event )

{

double z;

double c;

int x;

int y;

x=selectCountryJComboBox.getSelectedIndex();

y=Integer.parseInt(inputJTextField2.getText());

double discountRate;

int amount = Integer.parseInt( inputJTextField2.getText());

switch (amount/5)

{

case 0:

discountRate = 0;

break;

case 1:

discountRate = 1;

break;

case 2:

discountRate = 2;

break;

case 3:

discountRate = 3;

break;

default:

discountRate = 4;

} // end switch statement

c=1-discountRate/100;

z=jiage[x]*y*c;

displayJTextArea.append("你选择的是："+cars[x]+"；"+

"它的单价是："+jiage[x]+"；" +"你购买该产品的数量是："+y+"，" +"\n"+"该数量的折扣是："

+discountRate + " %"+"；"+"本次消费的总价格是："+z+"元"+"!"+"\n");

}

public static void main( String args[] )

{

carshop application = new carshop();

application.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );

} // end method main

} // end class carshop

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