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初学JAVA`` 做的简单功能计算器(1)
/*初学Java，老师布置的一道作业题目，做一个简单功能的计算器
*就做来试试````` 由于学的东西不多，有功能强大的方法还没学到
*所以就用一些自己懂的方法做的，
* 呵呵``` 个人练习````
*高手别骂人啊！
*/
import Java.applet.Applet;
import Java.awt.*; public class Calc extends Applet{
private Button button0,button1,button2,button3,button4,button5,button6,button7,button8,button9,jia,jian,deng,cheng,chu,clear;
TextField show,result;
String s1="",s2,s4,s5,s6;
char s3,ch1;
double num1,num2,num3;
int s11_length,num4;
//*************初始化*****************
public void init()
{
show=new TextField(10);result=new TextField(10);button0=new Button("0"); button1=new Button("1");button2=new Button("2");
button3=new Button("3");button4=new Button("4");button5=new Button("5");button6=new Button("6");button7=new Button("7");
button8=new Button("8");button9=new Button("9");jia=new Button("+");jian=new Button("-");cheng=new Button("×");
chu=new Button("÷");deng=new Button("=");clear=new Button("清除");
add(show);
add(result);
setLayout(null);
add(button0);add(button1);add(button2);add(button3);add(button4);add(button5);add(button6);add(button7);add(button8);
add(button9);add(jia);add(jian);add(cheng);add(chu);add(deng);add(clear);
show.reshape(10,10,130,25);result.reshape(150,10,130,25);
button0.reshape(10,50,45,20);button1.reshape(65,50,45,20);button2.reshape(120,50,45,20);button3.reshape(175,50,45,20);
button4.reshape(10,90,45,20);button5.reshape(65,90,45,20);button6.reshape(120,90,45,20);button7.reshape(175,90,45,20);
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