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jAvA 计算器

//声明需要插入的包import java.awt.*;import java.lang.Object; import java.lang.String;import javax.swing.*;import java.awt.event.*;import java.awt.TextComponent;//声明一个主类jisuanqi,继续窗口类Framepublic class jisuanqi extend...

public class Calculator { private int number1; private int number2; public Calculator(int number1, int number2) { this.number1 = number1; this.number2 = number2; } public double add() { return number1 + number2; } public double...

用java写的计算器的程序,主要是通过控制台输入,主要方法是使用scanner类来接收用户从键盘输入的一个算式,通过分解算式,存入两个字符串,判断中间的的符号,进行相应计算,如下代码: System.out.println("---------------------------------...

public class Number { private Integer n1; private Integer n2; /** 构造方法 */ public Number(Integer n1, Integer n2) { super(); this.n1 = n1; this.n2 = n2; } /** 加 */ public Integer addition() { System.out.println(this.n1 + thi...

/* * @(#)JCalculator.java 1.00 06/17/2015 */ import java.awt.*; import java.awt.event.*; import javax.swing.*; /** * A simple calculator program. * I saw this program in a QQ group, and help a friend correct it. * * @author Sin...

java写的,可行 package ex1; import java.awt.BorderLayout; import java.awt.Color; import java.awt.Dimension; import java.awt.Font; import java.awt.GridLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListen...

import java.awt.*; import java.awt.event.*; import javax.swing.*; public class JCalculator extends JFrame implements ActionListener { private static final long serialVersionUID = -169068472193786457L; private class WindowCloser...

记得我远标java孙老师讲过这个问题,具体如下 /* * @(#)JCalculator.java 1.00 06/17/2016 */ import java.awt.*; import java.awt.event.*; import javax.swing.*; /** * A simple calculator program. * I saw this program in a QQ group, an...

import java.awt.BorderLayout;import java.awt.Container;import java.awt.GridLayout;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.event.WindowAdapter;import java.awt.event.WindowEvent;impo...

import java.io.BufferedReader; import java.io.InputStreamReader; public class Calculator { public static void main(String[] args) { int first,second; char operator; try { BufferedReader firstin = new BufferedReader ( new InputS...

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