文件名称：简易计算器代码
文件大小：2KB
文件格式：TXT
更新时间：2015-04-05 12:11:41
计算器
简易计算器
import java.awt.event.*;
import java.awt.*;
import javax.swing.*;
public class jisuanqi extends JApplet implements ActionListener
{
JTextField tf1=new JTextField(20);
JButton bt1[]=new JButton[10];
JButton bt2[]=new JButton[4];
JButton bt3=new JButton("=");
JButton bt4=new JButton("ESC");
String s1[]={"0","1","2","3","4","5","6","7","8","9"};
String s2[]={"+","-","*","/"};
String s3,s4;
public void init()
{
Container cp=getContentPane();
cp.setLayout(new FlowLayout());
cp.add(tf1);
for(int i=0;i