This is also one of cool feature added in visual studio 2019. Visual Studio IntelliCode enhances your software development efforts by using artificial intelligence (AI).
IntelliCode provides AI-assisted IntelliSense in Visual Studio 2019 by default. IntelliCode suggestions appear at the top of the completion list with a star icon next to them as given below image.
Now visual studio will give the exact suggestion to developer to write code on basis of current context.This will really help to developer to be more productive.