java计算器的源代码

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java计算器的源代码话题已于 2025-08-11 12:03:50 更新

• java计算器的源代码

• 求Java编的简单计算器源代码

  import java.awt.*;import java.awt.event.*;public class MyCalculator { private static double d1 = 0.0;private static double d2 = 0.0;private static String s1 = new String("0");private static String s2 = new String("0");private static char c1 ='0';private static void ...

• 用java写的电脑附件中计算器的源代码

  private String strVal; //字符化的计算数值 private double number; //新输入或临时存放数值 private double total; //记录计算数值 private boolean opPressed; //判断operator是否按下 private double numStack[]; //数字堆栈 private String operStack[]; //符号堆栈 private int numPoint; //数字堆栈指针 pri...

• 求一个JAVA计算器源代码。不要按钮的那种。速度。。急用

  import java.awt.*;import java.awt.event.*;import java.lang.*;import javax.swing.*;public class Counter extends Frame { //声明三个面板的布局 GridLayout gl1,gl2,gl3;Panel p0,p1,p2,p3;JTextField tf1;TextField tf2;Button b0,b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b...

• java计算器源代码

  import java.awt.event.ActionEvent;import java.awt.event.ActionListener public class NewJFrame extends javax.swing.JFrame { public NewJFrame() { initComponents();} private void initComponents() { jPanel1 = new javax.swing.JPanel();jLabel1 = new javax.swing.JLabel();jLabel2 = ...

• 求JAVA计算器源代码!!!

  f=new JFrame("计算器");p=new Panel();//运算界面p p.setLayout(new GridLayout(4,4)); // 设置p的布局为GridLayout,四行四列 tf=new TextField(30);//实例化按钮 b1=new Button("7");b2=new Button("8");b3=new Button("9");b4=new Button("+");b5=new Button("4");b6...

• 急:求一个简单的JAVA计算器代码,简单点,有图形界面的

  import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JTextField;class Stack_Float { float nums[];int top;Stack_Float(){ nums = new float[50];top = -1;} boolean IsEmpty(){ if (top == ...

• 求JAVA计算器核心源代码?

  按钮b1,数字1的按钮JButton b1=new JButton("1");文本框JTextField jtp=new JTextField();b1.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e){ jtp.setText("1");} });b.addActionListener(this);//按钮b添加事件监听器 addWindowListener(new WindowAdapter(...

• 求一个简单的JAVA计算器代码

  import java.awt.*;import javax.swing.*;import java.awt.event.*;class Counter extends WindowAdapter { static JFrame f=new JFrame("计算器");static JTextField text1=new JTextField("0.");static String source="";static String cal="";static String object="";static boolean flag=...

• java 写的计算器源代码只实现加减乘除四则运算即可

  JFrame frame=new JFrame("sunshine---计算器");JTextField jg_TextField=new JTextField(jg,20);//20列 JButton clear_Button=new JButton("清除");JButton button0=new JButton("0");JButton button1=new JButton("1");JButton button2=new JButton("2");JButton button3=new JButton...

• 用JAVA编写的科学计算器源代码

  //计算器数字按钮定义面板 class Number_Key extends JPanel { JButton zero = new JButton("0");//数字键0 JButton one = new JButton("1");//数字键1 JButton two = new JButton("2");//数字键2 JButton three = new JButton("3");//数字键3 JButton four = new JButton("4"...