. Net core accesses uncommon static file types (MIME types)

background ： Need to be in .net core The access suffix in the website is properties The file of , Discover direct access 404, After consulting colleagues , It needs to be configured .net core Support for accessing static file types , Make a note of

var provider = new FileExtensionContentTypeProvider();
// Add new mappings, take properties The file is mapped to text/html
provider.Mappings[".properties"] = "text/html";
app.UseStaticFiles(new StaticFileOptions
{
    ContentTypeProvider = provider
});

Official documents about the configuration of static files :

ASP.NET Core Static file in | Microsoft Docs Learn how to be in ASP.NET Core Web Provide and protect static files in applications , And how to configure the behavior of static file hosting middleware .https://docs.microsoft.com/zh-cn/aspnet/core/fundamentals/static-files?view=aspnetcore-5.0