JScript实现地址选择功能
程序员文章站
2022-11-25 11:47:33
本文实例为大家分享了jscript实现地址选择功能的具体代码，供大家参考，具体内容如下
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本文实例为大家分享了jscript实现地址选择功能的具体代码，供大家参考，具体内容如下
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script>
var shenarr = new array(5);
shenarr["广东"] = ["广州","深圳","韶关","汕头","茂名"];
shenarr["湖南"] = ["长沙","张家界","株洲","岳阳","吉首"];
shenarr["湖北"] = ["武汉","宜昌","荆州","黄冈","仙桃"];
shenarr["安徽"] = ["合肥","黄山"];
shenarr["河南"] = ["郑州","开封","洛阳","信阳"];
function getshen(){
var s = document.getelementbyid("shen");
for(var v in shenarr){
//把数组键加入到省的下拉框
s.add(new option(v,v),null);
}
}
function getcity(){
var s = document.getelementbyid("shen");
var c = document.getelementbyid("city");
var v = s.value;//省份的名称，也是数组中的键
c.options.length = 0;//把城市下拉框中的项清除
//循环把某一个省的城市加入到市的下拉框
for(var i in shenarr[v] ){
c.add(new option(shenarr[v][i],shenarr[v][i]),null);
}
}
</script>
</head>
<body onload="getshen()">
省:<select id="shen" onchange="getcity()">
<option value="0">--请选择--</option>
</select>
市:<select id="city"></select>
</body>
</html>
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。