问题描述
大家我：我想问一下两个下拉列表框如：省份：----- 城市：----- 城市的列表框中的内容根据省份的列表框中内容的变化 相应的变化 怎么做 请教各位高手 》》》》》》》》》》谢谢
解决方案
正好自学DWR中。。写一个。。。。。dwr.xml<dwr><allow><create javascript="QuickMove" creator="new"><param name="class" value="com.near.move.QuickMove"></param></create></allow></dwr>show.jsfunction showCity(){var tmp = DWRUtil.getValue("sp");QuickMove.quickMove(tmp,function(content){DWRUtil.removeAllOptions("sc");DWRUtil.addOptions("sc",content);});}window.onload = function (){QuickMove.getAllProvince(function(content){DWRUtil.removeAllOptions("sp");DWRUtil.addOptions("sp",content);showCity();});};html<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><title>move.html</title><meta http-equiv="keywords" content="keyword1,keyword2,keyword3"><meta http-equiv="description" content="this is my page"><meta http-equiv="content-type" content="text/html; charset=UTF-8"><!--<link rel="stylesheet" type="text/css" href="./styles.css">--><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/QuickMove.js'> </script><script type="text/javascript" src='show.js'></script></head><body><select id="sp" onchange="showCity()"><option id="op"></option></select><select id="sc"><option id="oc"></option></select></body></html>
解决方案二：
这个地方有个现成的你直接修改就可以了，还提供包下载！http://tj007-bo.iteye.com/blog/32481