003importjavax.swing.*; 004importjava.awt.*; 005importjava.awt.event.*; 006 007 008publicclassCalculatorextendsJFrameimplementsActionListener { 009StringBuffer str;//显示屏所显示的字符串 010doublex,y;//x和y都是运算数 011intz,i;//z表示单击了哪一个运算符 ...
009publicclassCalculatorImplimplementsCalculator{ 010 011// public static void main(String[] args) { 012// String s ="6X5-5X15/4+3/3+4"; 013// double result = new CalculatorImpl().toReversePolishNotation(s); 014// System.out.println(result); ...
importjavax.swing.*; importjavax.swing.plaf.FontUIResource; importjava.awt.*; importjava.util.Enumeration; publicclassCalculatorextendsJFrame{ finalJTextFieldtextField; privateStringresult; privatedoublenumA; privatedoublenumB; privateStringoperator; privatedoublememory; publicstaticvoidmain(String[]args) {...
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 Singyuen Yip version 1.00 12/29/2009 see JFrame see ActionListener / public class JCalculator extends JFrame ...
The java/swing, javascript, android calculator. Contribute to javadev/calculator development by creating an account on GitHub.
/ 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 Singyuen Yip version 1.00 12/29/2009 see JFrame see ActionListener / public class JCalculator extends JFra...
要编写一个简单的计算器程序,可以使用Java的基本语法和控制结构。以下是一个完整的实现示例,支持加法、减法、乘法和除法四种基本运算。 代码实现 importjava.util.Scanner;publicclassSimpleCalculator{publicstaticvoidmain(String[]args){// 创建Scanner对象用于接收用户输入Scannerscanner=newScanner(System.in);System.out...
package one;import java.awt.GridLayout;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JPanel;import javax.swing.JTextField;public class MyCalculator1 {static int num1 = 0;static int num2 = 0;static...
A very basic calculator application created using Java Swing. Thank You! Please ⭐️ this repo and share it with others Screenshots Scientific / DarkStandard / Colored Requirements 🔧 Java 11 or higher. Installation 🔌 Press the Fork button (top right the page) to save copy of this pro...
import java.awt.*;import java.awt.event.*;import javax.swing.*;public class Calculator extends JFrame { private Container container;private GridBagLayout layout;private GridBagConstraints constraints;private JTextField displayField;//计算结果显示区 private String lastCommand;//保存+,-,*,/,=...