| Classes | |
| struct | ranges::any_view< Ref, Cat, enable > | 
| A type-erased view.  More... | |
| struct | ranges::any_view< Ref, Cat, meta::if_c<(Cat &category::forward)==category::input > > | 
| Enumerations | |
| enum class | ranges::category { none = 0 , input = 1 , forward = 3 , bidirectional = 7 , random_access = 15 , mask = random_access , sized = 16 } | 
| An enum that denotes the supported subset of range concepts supported by a range.  More... | |
| 
 | strong | 
An enum that denotes the supported subset of range concepts supported by a range.