-time hash of an object.Given an arbitrary object x...">hana::hash</a></code> returns a <code><a class="el" href="structboost_1_1hana_1_1type.html" title="C++ type in value-level representation. ">hana::type</a></code> representing the hash of <code>x</code>. In normal programming, hashes are usually numerical values that can be used e.g. as indices in an array as part of the implementation of a hash table. In the context of metaprogramming, we are interested in type-level hashes instead. Thus, <code><a cla