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std::get_money

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get_money (C++11)
get_time (C++11)
put_money (C++11)
put_time (C++11)
 
Defined in header <iomanip>
template< class MoneyT >
/*unspecified*/ get_money( MoneyT& mon, bool intl = false );
(depuis C++11)
Lorsque utilisées dans une expression in >> get_money(mon, intl), analyse la saisie de caractères comme une valeur monétaire, tel que spécifié par la facette std::money_get de la locale courante imprégné dans in, et stocke la valeur dans mon .
Original:
When used in an expression in >> get_money(mon, intl), parses the character input as a monetary value, as specified by the std::money_get facet of the locale currently imbued in in, and stores the value in mon.
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Cette fonction se comporte comme une fonction de saisie formatée .
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This function behaves as a formatted input function.
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Sommaire

[modifier] Paramètres

mon -
la variable dont la valeur monétaire sera écrite. Peut être long double ou basic_string
Original:
variable where monetary value will be written. Can be either long double or basic_string
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intl -
s'attend à trouver des chaînes de devises internationales nécessaires si true, s'attend à ce que les symboles monétaires option contraire
Original:
expects to find required international currency strings if true, expects optional currency symbols otherwise
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[modifier] Retourne la valeur

Retourne un objet de type non précisé de sorte que si in est le nom d'un flux de sortie de std::basic_istream<CharT, Traits> type, le in >> get_money(mon, intl) expression se comporte comme si le code suivant est exécuté:
Original:
Returns an object of unspecified type such that if in is the name of an output stream of type std::basic_istream<CharT, Traits>, then the expression in >> get_money(mon, intl) behaves as if the following code was executed:
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typedef std::istreambuf_iterator<CharT, Traits> Iter;
typedef std::money_get<CharT, Iter> MoneyGet;
std::ios_base::iostate err = std::ios_base::goodbit;
const MoneyGet &mg = std::use_facet<MoneyGet>(in.getloc());
mg.get(Iter(in.rdbuf()), Iter(), intl, in, err, mon);
if (std::ios_base::goodbit != err)
    out.setstate(err);

[modifier] Exemple

#include <iostream>
#include <sstream>
#include <locale>
#include <iomanip>
int main()
{
    std::istringstream in("$1,234.56 2.22 USD  3.33");
    long double v1, v2;
    std::string v3;
    in.imbue(std::locale("en_US.UTF-8"));
    in >> std::get_money(v1) >> std::get_money(v2) >> std::get_money(v3, true);
 
    std::cout << '"' << in.str() << "\" parsed as: "
              << v1 << ", " << v2 << ", " << v3 << '\n';
}

Résultat :

"$1,234.56 2.22 USD  3.33" parsed as: 123456, 222, 333

[modifier] Voir aussi

analyse et construit une valeur monétaire à partir d'une séquence de caractères d'entrée
Original:
parses and constructs a monetary value from an input character sequence
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(classe générique) [edit]
(C++11)
formats et des sorties d'une valeur monétaire
Original:
formats and outputs a monetary value
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(fonction générique) [edit]