jsp实现实时刷新
1、建立数据库create table sale( s_id int(11) primary key auto_increment, s_name varchar(30), s_qty int(11));模拟数据库中的数据insert into sale(s_id,s_name,s_qty)values(1,'apple',3000);

3、#d1{background: yellow;font-style: italic;text-align: center;color: red;}#d2{background: pink;height: 275px;}#table1{border: 1px solid;font-size: 15px;}</style><script type="text/javascript" > function getStock(){ var xhr = getXhr(); var tbody=$("t1"); xhr.open('get','sale.do',true); xhr.onreadystatechange=function(){ if(xhr.readyState==4&&xhr.status==200){

5、tbody.innerHTML=str; } } xhr.send(null) } function doInterval(){ setInterval("getStock()", 5000);// setInterval(getStock, 5000); } </script></head>

6、<body style="font-size: 30px" onload="doInterv锾攒揉敫al()"><div id="d0"><div id="d1">实时热卖</div><div id="d2"><table cellspacing="1" cellpadding="1" width="100%" id="table1"><thead ><tr ><td>id</td><td>name</td><td>qty</td></tr></thead><tbody id="t1"></tbody></table></div></div></body></html>
