<!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> 省:<select onchange="getCity()"> <option value="0">--请选择--</option> </select> 市:<select></select> </body> </html>
JScript实现地址选择功能
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