How to get all selected features from a specific feature class in VB.net
Create a cursor on the selection set: ISelectionSet.Cursor
Is there any link that shwosa full example in C# or VB.Net
You can use IFeatureSelection to get SelectionSet(ISelectionSet), then you can heck "Target" property to list the Table or FeatureClass over which the selection set is defined.
I found this sample very useful:
Retrieving data ...