01-文件系统

/* 0
public static IWebHostBuilder CreateWebHostBuilder(string[] args) =>
WebHost.CreateDefaultBuilder(args) 
.UseStartup<Startup>()
//.UseWebRoot("files") 设置默认文件夹
;
*/

//app.UseStaticFiles();//1、使用默认文件夹wwwroot

//app.UseStaticFiles(new StaticFileOptions
//{
// FileProvider = new PhysicalFileProvider(Path.Combine(Directory.GetCurrentDirectory(), "files")),
// RequestPath = "/Files"
//});//2、开启其他默认文件访问

////3、查看指定目录
//app.UseDirectoryBrowser(new DirectoryBrowserOptions {
// FileProvider= new PhysicalFileProvider(Path.Combine(Directory.GetCurrentDirectory(), "files")),
// RequestPath="/files/dir"
//});

app.UseDefaultFiles(new DefaultFilesOptions { DefaultFileNames = new List<string> { "index.html" } });
//UseFileServer=UseDefaultFiles+UseStaticFiles+UseDirectoryBrowser
app.UseFileServer(true);//4、开启默认【访问以及目录查看】
app.UseFileServer(new FileServerOptions
{
FileProvider = new PhysicalFileProvider(Path.Combine(Directory.GetCurrentDirectory(), "files")),
RequestPath = "/Files",
EnableDirectoryBrowsing = true,
});//5、开启指定目录【访问以及查看】