c#:将地址转换为经度和纬度 [英] c#:converting address to longitude and latitude
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问题描述
我试图使用此代码使用地理编码api将地址转换为经度和纬度。
protected void Button1_Click(object sender, EventArgs e)
{
IGeocoder geocoder = new GoogleGeocoder(){};
Address [] addresses = geocoder.Geocode(#65/1 bangalore)。ToArray();
foreach(Address adrs in addresses)
{
Response.Write(address:+ adrs);
}
}
我得到的答案是更详细的地址,而不是经纬度。例如,对于这段代码,我得到了
地址:Hari Om Trust Tapovana,1,班加罗尔,卡纳塔克邦562123,印度
有人请告诉我我需要做些什么修改才能获得经度和纬度? p>
googlegeocoder的代码是
#region Assembly Geocoding.dll,v3 .1.0.0
// C:\Users\Admin\Documents\Visual Studio 2012\WebSites\learn1\Bin\Geocoding.dll
#endregion
使用地理编码;
使用System;
使用System.Collections.Generic;
使用System.Net;
使用System.Threading;
使用System.Threading.Tasks;
namespace Geocoding.Google
{
public class GoogleGeocoder:IGeocoder,IAsyncGeocoder
{
public GoogleGeocoder();
公共字符串ApiKey {get;组; }
public Bounds BoundsBias {get;组; }
public BusinessKey BusinessKey {get;组; }
public string Language {get;组; }
public WebProxy Proxy {get;组; }
公共字符串RegionBias {get;组; }
public string ServiceUrl {get; }
public IEnumerable< GoogleAddress>地理编码(字符串地址);
public Task< IEnumerable< GoogleAddress>> GeocodeAsync(字符串地址);
public Task< IEnumerable< GoogleAddress>> GeocodeAsync(字符串地址,CancellationToken cancellationToken);
public IEnumerable< GoogleAddress> ReverseGeocode(位置位置);
public IEnumerable< GoogleAddress> ReverseGeocode(双纬度,双倍经度);
public Task< IEnumerable< GoogleAddress>> ReverseGeocodeAsync(双纬度,双倍经度);
public Task< IEnumerable< GoogleAddress>> ReverseGeocodeAsync(双纬度,双倍经度,CancellationToken cancellationToken);
受保护的类RequestState
{
public readonly CancellationToken?的CancellationToken;
public readonly HttpWebRequest请求;
public RequestState(HttpWebRequest请求,CancellationToken?cancellationToken);
解决方案
protected void Button1_Click(object sender,EventArgs e)
{
IGeocoder geocoder =新的GoogleGeocoder(){};
Address [] addresses = geocoder.Geocode(#65/1 bangalore)。ToArray();
foreach(Address adrs in addresses)
{
Response.Write(address:+ adrs.Coordinates);
$ b $干杯
编辑:你只看到街道地址的原因是因为Address.ToString()在你的循环中被默认调用。
i was trying to convert address into longitude and latitude using this code using geocoding api
protected void Button1_Click(object sender, EventArgs e)
{
IGeocoder geocoder = new GoogleGeocoder() { };
Address[] addresses = geocoder.Geocode("#65/1 bangalore").ToArray();
foreach (Address adrs in addresses)
{
Response.Write("address:"+adrs);
}
}
the answer i got was the more detailed address not the longitude and latitude .for example for this code i got
address:Hari Om Trust Tapovana, 1, Bangalore, Karnataka 562123, India
someone please tell me what modification i have to do so that i could get longitude and latitude?
the code for googlegeocoder is
#region Assembly Geocoding.dll, v3.1.0.0
// C:\Users\Admin\Documents\Visual Studio 2012\WebSites\learn1\Bin\Geocoding.dll
#endregion
using Geocoding;
using System;
using System.Collections.Generic;
using System.Net;
using System.Threading;
using System.Threading.Tasks;
namespace Geocoding.Google
{
public class GoogleGeocoder : IGeocoder, IAsyncGeocoder
{
public GoogleGeocoder();
public string ApiKey { get; set; }
public Bounds BoundsBias { get; set; }
public BusinessKey BusinessKey { get; set; }
public string Language { get; set; }
public WebProxy Proxy { get; set; }
public string RegionBias { get; set; }
public string ServiceUrl { get; }
public IEnumerable<GoogleAddress> Geocode(string address);
public Task<IEnumerable<GoogleAddress>> GeocodeAsync(string address);
public Task<IEnumerable<GoogleAddress>> GeocodeAsync(string address, CancellationToken cancellationToken);
public IEnumerable<GoogleAddress> ReverseGeocode(Location location);
public IEnumerable<GoogleAddress> ReverseGeocode(double latitude, double longitude);
public Task<IEnumerable<GoogleAddress>> ReverseGeocodeAsync(double latitude, double longitude);
public Task<IEnumerable<GoogleAddress>> ReverseGeocodeAsync(double latitude, double longitude, CancellationToken cancellationToken);
protected class RequestState
{
public readonly CancellationToken? cancellationToken;
public readonly HttpWebRequest request;
public RequestState(HttpWebRequest request, CancellationToken? cancellationToken);
}
}
}
解决方案 Ahh... quite simple in Fact:
protected void Button1_Click(object sender, EventArgs e)
{
IGeocoder geocoder = new GoogleGeocoder() { };
Address[] addresses = geocoder.Geocode("#65/1 bangalore").ToArray();
foreach (Address adrs in addresses)
{
Response.Write("address:"+adrs.Coordinates);
}
}
Cheers
EDIT: The reason you're only seeing a street address is because of Address.ToString() being called by default in your loop.
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