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Showing content from https://www.tutorialspoint.com/cpp_standard_library/cpp_locale_num_get.htm below:

C++ Locale Library - num_get

It is a facet to parse numeric values and the num_get standard facet parses sequences of character to obtain numerical values. Its member get is called by standard input streams (such as istream) to obtain formatted numerical values with the extraction operator (operator>>).

Following is the declaration for std::num_get.

template <class charT, class InputIterator = istreambuf_iterator<charT> > class num_get;

template <class charT, class InputIterator = istreambuf_iterator<charT> > class num_get;

• charT − It is a character type.

• InputIterator − It is an input iterator type that points to the elements in the character sequence to interpre.

none

char_type

It a character type facet.

iter_type

It a second template parameter.

locale.htm

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