火车票查询接口

火车票查询接口
using System;
using System.Text;
using System.Net;
namespace trian ticket
{
class Program
{
static void Main(string[] args)
{
string key = "******************";//申请的key值
string date="*********";//日期
string from="上海";//出发城市名称
string to="温州";//到达城市名称
string url = "http://apis.haoservice.com/lifeservice/train/ypcx?date="+date+"&from="+from+"&to="+to+"&key="+key;
WebClient wc = new WebClient();
wc.Encoding = Encoding.UTF8;
string str = wc.DownloadString(url);
Console.WriteLine(str);
Console.ReadKey();
}
}
}

火车票查询接口返回示例
接口信息
URL：http://apis.haoservice.com/lifeservice/train/ypcx
支持格式：json
http请求方式：GET
DEMO：http://apis.haoservice.com/lifeservice/train/ypcx?date=2014-08-27&from=上海&to=温州&key=您申请的APPKEY
返回结果:
{
"error_code":"0",
"reason":"Success",
"result":[{
"train_no": "D2287", /*车次*//
"start_station_name": "上海虹桥", /*车次始发站*/
"end_station_name": "深圳北", /*车次终点站*/
"from_station_name": "上海虹桥", /*出发站*/
"to_station_name": "温州南", /*到达站*/
"start_time": "06:25", /*出发时间*/
"arrive_time": "10:53", /*到达时间*/
"train_class_name": "动车", /*车次类型*/
"day_difference": "0", /*历时天数*/
"lishi": "04:28", /*总历时时间*/
"gr_num": "--", /*高级软卧：-- 说明无该席位*/
"qt_num": "--", /*其他*/
"rw_num": "--", /*软卧*/
"rz_num": "--", /*软座*/
"tz_num": "--", /*特等座*/
"wz_num": "无", /*无座*/
"yw_num": "--", /*硬卧*/
"yz_num": "--", /*硬座*/
"ze_num": "无", /*二等座*/
"zy_num": "无", /*一等座*/
"swz_num": "--" /*商务座*/
},
......
{
"train_no": "G7501",
"start_station_name": "上海虹桥",
"end_station_name": "苍南",
"from_station_name": "上海虹桥",
"to_station_name": "温州南",
"start_time": "07:00",
"arrive_time": "11:00",
"train_class_name": "",
"day_difference": "0",
"lishi": "04:00",
"gr_num": "--",
"qt_num": "--",
"rw_num": "--",
"rz_num": "--",
"tz_num": "--",
"wz_num": "165",
"yw_num": "--",
"yz_num": "--",
"ze_num": "无",
"zy_num": "无",
"swz_num": "15"
}]
}
备注说明
即日起至7月1日铁路部门执行调整列车运行图，全国列车开行密度、运行时速、停靠时刻都将发生变化

备注:
先在网页 (http://www.haoservice.com/docs/25)上申请key值,填入参数.
若有错误,请参照一下代码表
错误代码表:
返回码 说明
0 成功
10001 错误的请求KEY
10002 该KEY无请求权限
10003 KEY过期
10004 错误的SDK KEY
10005 应用未审核超时，请提交认证
10007 未知的请求源，（服务器没有获取到IP地址）
10008 被禁止的IP
10009 被禁止的KEY
10011 当前IP请求超过限制
10012 当前Key请求超过限制
10013 测试KEY超过请求限制
10020 接口维护
10021 接口停用
10022 appKey按需剩余请求次数为零
10023 请求IP无效
10024 网络错误
10025 没有查询到结果