.TH "std::__detail::_Map_base< _Key, _Value, _Alloc, _ExtractKey, _Equal, _H1, _H2, _Hash, _RehashPolicy, _Traits, _Unique_keys >" 3cxx "Fri May 28 2021" "libstdc++" \" -*- nroff -*- .ad l .nh .SH NAME std::__detail::_Map_base< _Key, _Value, _Alloc, _ExtractKey, _Equal, _H1, _H2, _Hash, _RehashPolicy, _Traits, _Unique_keys > .SH SYNOPSIS .br .PP .PP Inherited by \fBstd::_Hashtable< _Key, _Value, _Alloc, _ExtractKey, _Equal, _H1, _H2, _Hash, _RehashPolicy, _Traits >\fP\&. .SH "Detailed Description" .PP .SS "template .br struct std::__detail::_Map_base< _Key, _Value, _Alloc, _ExtractKey, _Equal, _H1, _H2, _Hash, _RehashPolicy, _Traits, _Unique_keys >" Primary class template _Map_base\&. .PP If the hashtable has a value type of the form pair and a key extraction policy (_ExtractKey) that returns the first part of the pair, the hashtable gets a mapped_type typedef\&. If it satisfies those criteria and also has unique keys, then it also gets an operator[]\&. .PP Definition at line 633 of file hashtable_policy\&.h\&. .SH "Author" .PP Generated automatically by Doxygen for libstdc++ from the source code\&.