js 實現 省市級聯
阿新 • • 發佈:2019-01-23
var shengArr =new Array();
shengArr["廣東"]=["廣州","深圳","珠海","汕頭","韶關"] ;
shengArr["湖南"]=["長沙","張家界","株洲","懷化","常德"] ;
shengArr["湖北"]=["武漢","荊州","宜昌","黃岡","仙桃"] ;
shengArr["安徽"]=["合肥","黃山"] ;
shengArr["河南"]=["鄭州","信陽","洛陽"] ;
function getSheng() {
var s =document.getElementById("sheng");
for(var v in shengArr){
s.add(new Option(v,v),null);
}
}
function getCity(){
var s =document.getElementById("sheng");
var c =document.getElementById("city");
var v=s.value;
c.options.length =0;
for(var i in shengArr[v]){
c.add(new Option(shengArr[v][i],shengArr[v][i]),null);
}
}