Dwr之util.js

发布时间：2020-12-16 00:57:36 所属栏目：百科来源：网络整理

导读：%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%%String path = request.getContextPath();String basePath = request.getScheme() + "://"+ request.getServerName() + ":" + request.getServerPort()+ path + "/";%!DOCTYPE HTML PUB

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
	String path = request.getContextPath();
	String basePath = request.getScheme() + "://"
			+ request.getServerName() + ":" + request.getServerPort()
			+ path + "/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index.jsp' starting page</title>
<script type="text/javascript" src="dwr/engine.js"></script>
<script type="text/javascript" src="dwr/util.js"></script>
<script type="text/javascript">
	var cityArraySimple = [ '北京','海口','乌鲁木齐' ];
	var cityArray = [ {
		name : '重庆',id : 'cq'
	},{
		name : '成都',id : 'cd'
	},{
		name : '大连',id : 'dl'
	} ];

	function fillSelect() {
		dwr.util.addOptions("select1",cityArraySimple);
		dwr.util.addOptions("select2",cityArray,"name");
		dwr.util.addOptions("select3","id","name");
	}

	function removeSelect() {
		dwr.util.removeAllOptions("select1");
		dwr.util.removeAllOptions("select2");
		dwr.util.removeAllOptions("select3");
	}
</script>
</head>

<body>
	数组：<select id="select1" style="width: 100px;"></select><br /> 
	数组(指定text)：<select id="select2" style="width: 100px;"></select><br />
	数组(指定text和value)：<select id="select3" style="width: 100px;"></select><br />
	<input type="button" value="填充下拉列表" onclick="fillSelect();">
	<input type="button" value="移除下拉列表" onclick="removeSelect();">
</body>
</html>

（编辑：李大同）

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