📄 select.jsp
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<%@ page language="java" import="java.util.*" pageEncoding="gb2312"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>My JSP 'index.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<script type="text/javascript" src="dwr/engine.js"></script>
<script type="text/javascript" src="dwr/util.js"></script>
<script type="text/javascript" src="dwr/interface/userDAO.js"></script>
<script type="text/javascript" src="dwr/interface/TypesDAO.js"></script>
<script type="text/javascript" src="dwr/interface/PhoneDAO.js"></script>
<script type="text/javascript">
function getTyps(){ //取出一级类别
TypesDAO.findAll("1=1",callbackorg)
}
function getTypes(type){ //取出二级类别
PhoneDAO.findByType(type,callbackorg2)
}
function getList(){ //取出所有记录
userDAO.Select("*","1=1",callbackorg);
}
function callbackorg(data){ //显示出一级类别
DWRUtil.removeAllOptions("selectss");
DWRUtil.addOptions("selectss",["--请选择--"]);
DWRUtil.addOptions("selectss",data,"type","name");
}
function callbackorg2(data){ //显示出二级类别
DWRUtil.removeAllOptions("selectssd");
DWRUtil.addOptions("selectssd",data,"type","phone");
}
</script>
</head>
<body onload="getTyps()">
<select id="selectss" onChange="getTypes(this.value)"></select>
<select id="selectssd"></select>
<dir id="gos">
</dir>
</body>
</html>
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