Learn ExtJS table layout_extjs

Ext.onReady(function (){
var _panel = new Ext.Panel({
title:"Personnel Information",
renderTo:Ext.getBody(),
width:500,
height:200,
layout:"table",
layoutConfig: {
columns: 3
},
items:[{title:"child element 1",html:"This is child element 1 Content", rowspan:2,height:100},
{title:"Sub-element 2",html:"This is the content of sub-element 2",colspan:2},
{title:" Child element 3",html:"This is the content in child element 3"},
{title:"Sub element 4",html:"This is the content in child element 4"}
]
}
);