本文描述的省份和城市二级联动下拉菜单,在js部分设置省份和城市信息,当然也可以将数据保存在数据库中,当需要使用的时候在读取。
这里用的是js原生代码
在html文件中设置省份、城市下拉列表如下:
<select id"pro" onchange"addCity();"
,"周口","驻马店"],
["武汉","恩施","鄂州","黄冈","黄石","荆门","荆州","潜江","十堰","随州","武穴","仙桃","咸宁","襄阳","襄樊","孝感",
"宜昌"],
["长沙","常德","郴州","衡阳","怀化","吉首","娄底","邵阳","湘潭","益阳","岳阳","永州","张家界","株洲"],
["南昌","抚州
假设有两个数组a[],b[]
我们设置index标识量,
ya[index],y与index一一对应
gb[index