{"北京市":{"北京市":["东城区","西城区","朝阳区","丰台区","石景山区","海淀区","门头沟区","房山区","通州区","顺义区","昌平区",&q…

jsp代码&#xff1a; <select id"cmbProvince" name"province"></select> //表单提交时province为省名&#xff0c;类似的city为市名&#xff0c;country为县名<select id"cmbCity"name"city"></select> <…

首先添加库依赖 ： compile com.bigkoo:pickerview:2.1.0 再者 数据库解析类 ： public class JsonFileReader {public static String getJson(Context context, String fileName) {ByteArrayOutputStream baos = new ByteArrayOutputStream();try {AssetManager assetManag…

var area{110000:北京市,110100:市辖区,110101:东城区,110102:西城区,110103:崇文区,110104:宣武区,110105:朝阳区,110106:丰台区,110107:石景山区,110108:海淀区,110109:门头沟区,110111:房山区,110112:通州区,110113:顺义区,110114:昌平区,110115:大兴区,110116:怀柔区,11011…

Android省市区选择三级联动效果&#xff0c;一个不大不小的功能&#xff0c;就算你做过&#xff0c;但是没有相关的代码直接写&#xff0c;也要花掉你至少半天时间。 下面我写出我的实现过程(思路绝对清晰)。 先上效果图 一、准备数据 我是用的本地的json数据(走网络的话太慢&a…

var city {"citylist":[{"p":"北京","c":[{"n":"东城区"},{"n":"西城区"},{"n":"崇文区"},{"n":"宣武区"},{"n":"朝阳区"},{…

省市县的文件 city.js // 地址文件var provice [{name: "北京市",city: [{name: "北京市",districtAndCounty: ["东城区", "西城区", "崇文区", "宣武区", "朝阳区", "丰台区", "石景…

数据源来自 http://www.mca.gov.cn/article/sj/xzqh/2019/201901-06/20190203221738.html CREATE TABLE public.tb_system_area_base (code bigint NOT NULL,name text,CONSTRAINT tb_system_area_base_pkey PRIMARY KEY (code) ) WITH (OIDSFALSE ); ALTER TABLE public.tb_sy…