调用百度地图API进行批量经纬度获取

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace HTTPLocation
{

    class Class1
    {
        public List geocodes { get; set; }  //属性的名字，必须与json格式字符串中的“key“值一样。

    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2020-12-12 14:34  HTTPLocation\
     目录           0  2020-12-12 14:34  HTTPLocation\.vs\
     目录           0  2020-12-12 14:34  HTTPLocation\.vs\HTTPLocation\
     目录           0  2020-12-12 14:34  HTTPLocation\.vs\HTTPLocation\v15\
     文件       51712  2021-01-13 09:45  HTTPLocation\.vs\HTTPLocation\v15\.suo
     目录           0  2020-12-12 16:48  HTTPLocation\HTTPLocation\
     文件         286  2020-12-12 15:19  HTTPLocation\HTTPLocation\Class1.cs
     文件         278  2020-12-12 15:19  HTTPLocation\HTTPLocation\Class2.cs
     目录           0  2021-01-13 10:18  HTTPLocation\HTTPLocation\Connected Services\
     文件        2105  2020-12-12 16:48  HTTPLocation\HTTPLocation\Form1.Designer.cs
     文件        4194  2020-12-12 16:48  HTTPLocation\HTTPLocation\Form1.cs
     文件        5817  2020-12-12 16:48  HTTPLocation\HTTPLocation\Form1.resx
     文件        3594  2020-12-12 15:20  HTTPLocation\HTTPLocation\HTTPLocation.csproj
     文件         493  2020-12-12 14:34  HTTPLocation\HTTPLocation\Program.cs
     目录           0  2020-12-12 14:34  HTTPLocation\HTTPLocation\Properties\
     文件        1322  2020-12-12 14:34  HTTPLocation\HTTPLocation\Properties\AssemblyInfo.cs
     文件        2837  2020-12-12 14:34  HTTPLocation\HTTPLocation\Properties\Resources.Designer.cs
     文件        5612  2020-12-12 14:34  HTTPLocation\HTTPLocation\Properties\Resources.resx
     文件        1099  2020-12-12 14:34  HTTPLocation\HTTPLocation\Properties\Settings.Designer.cs
     文件         249  2020-12-12 14:34  HTTPLocation\HTTPLocation\Properties\Settings.settings
     目录           0  2020-12-12 14:34  HTTPLocation\HTTPLocation\bin\
     目录           0  2020-12-12 14:37  HTTPLocation\HTTPLocation\bin\Debug\
     文件       10752  2021-01-12 15:54  HTTPLocation\HTTPLocation\bin\Debug\HTTPLocation.exe
     文件       26112  2021-01-12 15:54  HTTPLocation\HTTPLocation\bin\Debug\HTTPLocation.pdb
     目录           0  2020-12-12 14:34  HTTPLocation\HTTPLocation\obj\
     目录           0  2020-12-14 16:07  HTTPLocation\HTTPLocation\obj\Debug\
     文件          42  2020-12-12 16:48  HTTPLocation\HTTPLocation\obj\Debug\CoreCompileInputs.cache
     文件        1452  2020-12-14 16:07  HTTPLocation\HTTPLocation\obj\Debug\DesignTimeResolveAssemblyReferences.cache
     文件        7083  2020-12-12 15:19  HTTPLocation\HTTPLocation\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
     文件         180  2020-12-12 16:48  HTTPLocation\HTTPLocation\obj\Debug\HTTPLocation.Form1.resources
     文件         180  2020-12-12 15:20  HTTPLocation\HTTPLocation\obj\Debug\HTTPLocation.Properties.Resources.resources
............此处省略7个文件信息