<zk>
<window>
<custom-attributes org.zkoss.zul.grid.rod="false" />
<zscript><![CDATA[
import java.util.*;
import org.zkoss.zul.*;
import org.zkoss.zk.ui.event.*;
import org.zkoss.zk.ui.event.EventListener;
List list = new ArrayList();
for (int i = 0; i < 200; i++)
list.add("item " + i);
ListModelList model = new ListModelList(list);
]]></zscript>
<button label="remove 90">
<attribute name="onClick"><![CDATA[
for (int i = 0; i < 90; i++)
model.remove(0);
]]></attribute>
</button>
<button label="remove 1">
<attribute name="onClick"><![CDATA[
model.remove(0);
]]></attribute>
</button>
<grid model="${model}" width="100px"
height="250px" />
</window>
</zk>
Duplicate with
https://sourceforge.net/tracker/?func=detail&aid=3219005&group_id=152762&atid=785191
Fixed since May 30 2011