std::num_get<CharT,InputIt>::num_get

From cppreference.com
< cpp‎ | locale‎ | num get
Defined in header <locale>
explicit num_get( std::size_t refs = 0 );

Creates a std::num_get facet and forwards the starting reference count refs to the base class constructor, locale::facet::facet()

Parameters

refs - starting reference count