{

  "ConnectionStrings": {

    "ServerConnection": "Data Source=users.db;",

    "BaseWebContext": "Server=.; database=BaseWebApp;uid=sa;pwd=@sa123;",

    "RedisConnection": "127.0.0.1:6380,password=123"

  },

  "Logging": {

    "LogLevel": {

      "Default": "Information",

      "Microsoft": "Warning",

      "Microsoft.Hosting.Lifetime": "Information"

    }

  },

  "Redis": {

    "ConnectionString": "127.0.0.1:6380,password=123"

  },

  "MongoDB": {

    "ConnectionString": "mongodb://127.0.0.1"

  },

  "AllowedHosts": "*",

  "Url": "http://*:8088"

}

using Microsoft.Extensions.Configuration;

using Microsoft.Extensions.DependencyInjection;

using Microsoft.Extensions.Options;

using System;

using System.Collections.Generic;

using System.IO;

using System.Linq;

using System.Threading.Tasks;

namespace GyouApi

{

    public static class ConfigurationManager

    {

        public readonly static IConfiguration Configuration;

        static ConfigurationManager()

        {

            Configuration = new ConfigurationBuilder()

               .SetBasePath(Directory.GetCurrentDirectory())

               .AddJsonFile("appsettings.json", optional: true, reloadOnChange: true)

               .Build();

        }

        public static T GetSection<T>(string key) where T : class, new()

        {

            return new ServiceCollection()

                .AddOptions()

                .Configure<T>(Configuration.GetSection(key))

                .BuildServiceProvider()

                .GetService<IOptions<T>>()

                .Value;

        }

        public static string GetSection(string key)

        {

            return Configuration.GetValue<string>(key);

        }

    }

}

private static readonly string BaseWebContextString = ConfigurationManager.Configuration.GetConnectionString("BaseWebContext")

private static readonly string RedisConnectionString = ConfigurationManager.Configuration.GetConnectionString("RedisConnection");

//Redis节点
private static readonly string RedisConnectionStringR = ConfigurationManager.GetSection("Redis:ConnectionString");

//ConnectionString节点
private static readonly string RedisConnectionString = ConfigurationManager.Configuration.GetConnectionString("RedisConnection");