asp.net core基础知识

using System;using Microsoft.Extensions.Configuration;using System.Collections.Generic;namespace ConsoleApp1{ ???class Program ???{ ???????static void Main(string[] args) ???????{ ???????????Dictionary<string, string> dic = new Dictionary<string, string>() { ???????????????{ "name","hunter"}, ???????????????{ "age","10"} ???????????}; ???????????var builder = new ConfigurationBuilder() ???????????????.AddInMemoryCollection(dic)//当age没有值的时候使用dic里面的值 ???????????????.AddCommandLine(args); ???????????var configuration = builder.Build(); ???????????Console.WriteLine($"name:{configuration["name"]}"); ???????????Console.WriteLine($"age:{configuration["age"]}"); ???????????Console.ReadKey(); ???????} ???}}

using System;using Microsoft.Extensions.Configuration;using System.Collections.Generic;namespace ConsoleApp1{ ???class Program ???{ ???????static void Main(string[] args) ???????{ ???????????var builder = new ConfigurationBuilder() ???????????????.AddJsonFile("class.json"); ???????????var configuration = builder.Build(); ???????????Console.WriteLine($"no:{configuration["no"]}"); ???????????Console.WriteLine($"name:{configuration["name"]}"); ???????????Console.WriteLine("student:"); ???????????Console.WriteLine($"no:{configuration["student:0:no"]},name:{configuration["student:0:name"]}"); ???????????Console.WriteLine($"no:{configuration["student:1:no"]},name:{configuration["student:1:name"]}"); ???????????Console.ReadKey(); ???????} ???}}

{ ?"no": "1", ?"name": "asp.net core", ?"student": [ ???{ ?????"no": "1", ?????"name": "张三" ???}, ???{ ?????"no": "2", ?????"name": "张三" ???} ?]}

using System;using System.Collections.Generic;using System.Linq;using System.Threading.Tasks;using Microsoft.AspNetCore.Mvc;using Microsoft.Extensions.Configuration;namespace WebApplication1.Controllers{ ???public class HomeController : Controller ???{ ???????private IConfiguration _configuration; ???????public HomeController(IConfiguration configuration) ???????{ ???????????_configuration = configuration; ???????} ???????public IActionResult Index() ???????{ ???????????Class c = new Class(); ???????????_configuration.Bind(c); ???????????return View(); ???????} ???}}

using System;using System.Collections.Generic;using System.Linq;using System.Threading.Tasks;namespace WebApplication1{ ???public class Class ???{ ???????public string no { get; set; } ???????public string name { get; set; } ???????public IEnumerable<student> student { get; set; } ???} ???public class student { ???????public string no { get; set; } ???????public string name { get; set; } ???}}

{ ?"no": "1", ?"name": "asp.net core", ?"student": [ ???{ ?????"no": "1", ?????"name": "张三" ???}, ???{ ?????"no": "2", ?????"name": "张三" ???} ?]}