//我用java写的,你看下,不懂可以追问哦~
import java.awt.event.ActionEvent;
import java.applet.Applet;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JTextField;
public class Test extends Applet implements ActionListener{
JLabel lb3=new JLabel("输入三位数");
JTextField edt3=new JTextField(10);
JLabel lbg=new JLabel("个位");
JTextField edtg=new JTextField(10);
JLabel lbs=new JLabel("十位");
JTextField edts=new JTextField(10);
JLabel lbb=new JLabel("百位");
JTextField edtb=new JTextField(10);
JButton btn = new JButton("click this");
public void init()
{
super.init();
add(lb3);
add(edt3);
add(lbg);
add(edtg);
add(lbs);
add(edts);
add(lbb);
add(edtb);
add(btn);
btn.addActionListener(this);
}
@Override
public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub
if (e.getSource()==btn)
{
int num=Integer.parseInt(edt3.getText());
if (num/1000==0&&num/100>0)
{
System.out.println(num);
System.out.println(num%10);
System.out.println(num/10%10);
System.out.println(num%100);
edtg.setText(""+num%10);
edts.setText(""+num/10%10);
edtb.setText(""+num/100);
}
else
{
edt3.setText("错误输入");
}
}
}
}
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