import java.awt.*;
import java.applet.*;
public class ld extends Applet
{
public void init()
{
int ii = 1990;
List listyear = new List(4,false);
for(int i=0;i<15;i++)
listyear.add("year"+String.value(ii+i));
add(listyear);
}
}
import java.applet.*;
public class ld extends Applet
{
public void init()
{
int ii = 1990;
List listyear = new List(4,false);
for(int i=0;i<15;i++)
listyear.add("year"+String.value(ii+i));
add(listyear);
}
}
import java.applet.*;
public class ld extends Applet
{
public void init()
{
int y = 1990;
List listyear = new List(4,false);
for(int i=0;i<=15;i++){
listyear.add(String.ValueOf(y+i));
}
listyear.select(0);
add(listyear);
}
}
import java.applet.*;
public class ld extends Applet
{
public void init()
{
int y = 1990;
List listyear = new List(4,false);
for(int i=0;i<=15;i++){
listyear.add(String.ValueOf(y+i));
}
listyear.select(0);
add(listyear);
}
}就是java 每一个对象的应用都应该定义,或是实例化