Forward declares boost::hana::fold.  
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| Namespaces | |
| boost::hana | |
| Namespace containing everything in the library. | |
| Variables | |
| constexpr auto | boost::hana::fold = fold_left | 
| Equivalent to fold_left; provided for convenience.foldis equivalent tofold_left. However, it is not tag-dispatched on its own because it is just an alias tofold_left. Also note thatfoldcan be called with or without an initial state, just likefold_left:  More... | |
Forward declares boost::hana::fold.