各位大哥大姐 帮忙看看哪错了 小弟初学 谢谢了
import java.applet.Applet;
import java.awt.Button;
import java.awt.Label;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class miao1 extends Applet implements ActionListener{
/**
*
*/
private static final long serialVersionUID = 1L;
Label label1=new Label("+");
Label label2=new Label("=");
TexField field1=new TexField(6);
TexField field2=new TexField(6);
TexField field3=new TexField(6);
Button button1=new Button("相加");
public void init(){
add(field1);
add(label1);
add(field2);
add(label2);
add(field3);
add(button1);
button1.addActionListener(this);
}
private void add(TexField field12) {
}
@Override
public void actionPerformed(ActionEvent e) {
int x=Integer.parseInt(field1.getText())+Integer.parseInt(field2.getText());
field3.setText(Integer.toString(x));
}
}
import java.applet.Applet;
import java.awt.Button;
import java.awt.Label;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class miao1 extends Applet implements ActionListener{
/**
*
*/
private static final long serialVersionUID = 1L;
Label label1=new Label("+");
Label label2=new Label("=");
TexField field1=new TexField(6);
TexField field2=new TexField(6);
TexField field3=new TexField(6);
Button button1=new Button("相加");
public void init(){
add(field1);
add(label1);
add(field2);
add(label2);
add(field3);
add(button1);
button1.addActionListener(this);
}
private void add(TexField field12) {
}
@Override
public void actionPerformed(ActionEvent e) {
int x=Integer.parseInt(field1.getText())+Integer.parseInt(field2.getText());
field3.setText(Integer.toString(x));
}
}
import java.applet.Applet;
import java.awt.Button;
import java.awt.Label;
import java.awt.TextField;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;public class miao1 extends Applet implements ActionListener {
private static final long serialVersionUID = 1L;
Label label1 = new Label("+");
Label label2 = new Label("=");
TextField field1 = new TextField(6);
TextField field2 = new TextField(6);
TextField field3 = new TextField(6);
Button button1 = new Button("相加"); public void init() {
add(field1);
add(label1);
add(field2);
add(label2);
add(field3);
add(button1);
button1.addActionListener(this);
} private void add(TextField field12) { } public void actionPerformed(ActionEvent e) {
int x = Integer.parseInt(field1.getText())
+ Integer.parseInt(field2.getText());
field3.setText(Integer.toString(x));
}
}