Why does Visual Studio tell me that the AddJsonFile() method is not defined?

Question

I\'m developing an ASP.NET 5 WebAPI project using VS Ultimate 2015 Preview. I\'m trying to configure the app in this way (line numbers are just guides):

1 us         


        

Answer 1

Under project.json you will need to add it within dependencies

dependencies {
"Microsoft.Extensions.Configuration.Json": "1.0.0"
}