ASP.NET core Web中使用appsettings.json配置文件

publicclassDemoSettings

{

 publicstringMainDomain {get;set; }

 publicstringSiteName {get;set; }

}

{

 "DemoSettings": {

 "MainDomain": "http://www.mysite.com",

 "SiteName": "My Main Site"

 },

 "Logging": {

 "IncludeScopes": false,

 "LogLevel": {

  "Default": "Debug",

  "System": "Information",

  "Microsoft": "Information"

 }

publicvoidConfigureServices(IServiceCollection services)

{

 // Add framework services.

 services.AddMvc();

}

publicvoidConfigureServices(IServiceCollection services)

{

 // Add framework services.

 services.AddMvc();

 // Added - uses IOptionsfor your settings.

 services.AddOptions();

 // Added - Confirms that we have a home for our DemoSettings

 services.Configure(Configuration.GetSection("DemoSettings"));

}

publicclassHomeController : Controller

{

 privateDemoSettings ConfigSettings {get;set; }

 publicHomeController(IOptionssettings)

 {

  ConfigSettings = settings.Value;

 }

 publicIActionResult Index()

 {

  ViewData["SiteName"] = ConfigSettings.SiteName;

  returnView();

 }

}