| C1.CollectionView Assembly > C1.CollectionView Namespace > ICollectionViewEx Class > GroupAsync Method : GroupAsync<T>(ICollectionView<T>,Expression<Func<T,Object>>) Method |
[AsyncStateMachine(C1.CollectionView.ICollectionViewEx+d__20`1[T])] [Extension()] public static Task GroupAsync<T>( ICollectionView<T> collectionView, Expression<Func<T,object>> groupPath ) where T: class