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std::money_get

提供: cppreference.com
< cpp‎ | locale

 
 
ローカライゼーションライブラリ
ロケールおよびファセット
Original:
Locales and facets
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locale
文字分類
Original:
Character classification
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変換
Original:
Conversions
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ファセットカテゴリの基底クラスです
Original:
Facet category base classes
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ファセットカテゴリ
Original:
Facet categories
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ロケール固有のファセット
Original:
Locale-specific facets
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コー​​ド変換ファセット
Original:
Code conversion facets
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codecvt_utf8(C++11)
codecvt_utf16(C++11)
Cロケール
Original:
C locale
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std::money_get
メンバ関数
Original:
Member functions
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money_get::money_get
money_get::~money_get
money_get::get
money_get::do_get
 
Defined in header <locale>
template<

    class CharT,
    class InputIt = std::istreambuf_iterator<CharT>

> class money_get;
クラステンプレートstd::money_get文字ストリームから金銭的価値を解析するための規則をカプセル化しています。標準I / Oマニピュレータstd::get_moneyは、I / Oストリームのロケールのstd::money_getファセットを使用しています.
Original:
Class template std::money_get encapsulates the rules for parsing monetary values from character streams. The standard I/O manipulator std::get_money uses the std::money_get facet of the I/O stream's locale.
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cpp/locale/locale/facetstd-money get-inheritance.svg
画像の詳細

Inheritance diagram

目次

[編集] 型の要件

-
InputIt must meet the requirements of InputIterator.

[編集] スペシャ

2つの専門分野と2部分的な特殊化は、標準ライブラリによって提供されており、C + +プログラムで作成されたすべてのロケール·オブジェクトによって実装されます
Original:
Two specializations and two partial specializations are provided by the standard library and are implemented by all locale objects created in a C++ program:
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Defined in header <locale>
std::money_get<char>
金銭的な価値観の狭い文字列表現を解析します
Original:
parses narrow string representations of monetary values
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std::money_get<wchar_t>
金額値のワイド文字列表現を解析します
Original:
parses wide string representations of monetary values
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std::money_get<char, InputIt>
カスタム入力イテレータを使用して、貨幣の値の狭い文字列表現を解析します
Original:
parses narrow string representations of monetary values using custom input iterator
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std::money_get<wchar_t, InputIt>
カスタム入力イテレータを使用して、貨幣の値のワイド文字列表現を解析します
Original:
parses wide string representations of monetary values using custom input iterator
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[編集] メンバータイプ

メンバー·タイプ
Original:
Member type
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Definition
char_type CharT
string_type std::basic_string<CharT>
iter_type InputIt

[編集] メンバ関数

新しいmoney_getファセットを構築します
Original:
constructs a new money_get facet
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(パブリックメンバ関数)
money_getファセットを破棄します
Original:
destructs a money_get facet
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(メンバー関数を保護しました)
do_getを呼び出します
Original:
invokes do_get
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(パブリックメンバ関数)

[編集] メンバ関数を保護しました

[仮想]
入力ストリームからの金銭的価値を解析します
Original:
parses a monetary value from an input stream
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(仮想protectedメンバ関数)

[編集] メンバーオブジェクト

static std::locale::id id
idはロケールの
Original:
id of the locale
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(パブリックメンバオブジェクト)

[編集]

#include <iostream>
#include <sstream>
#include <locale>
#include <iomanip>
#include <iterator>
int main()
{
    std::string str = "$1.11 $2.22 $3.33";
    std::cout << std::fixed << std::setprecision(2);
 
    std::cout << '"' << str << "\" parsed with the I/O manipulator: ";
    std::istringstream s1(str);
    s1.imbue(std::locale("en_US.UTF-8"));
    long double val;
    while(s1 >> std::get_money(val))
        std::cout << val/100 << ' ';
    std::cout << '\n';
 
    str = "USD  1,234.56";
    std::cout << '"' << str << "\" parsed with the facet directly: ";
    std::istringstream s2(str);
    s2.imbue(std::locale("en_US.UTF-8"));
    auto& f = std::use_facet<std::money_get<char>>(s2.getloc());
    std::ios_base::iostate err;
    std::istreambuf_iterator<char> beg(s2), end;
    f.get(beg, end, true, s2, err, val);
    std::cout << val/100 << '\n';
}

Output:

"$1.11 $2.22 $3.33" parsed with the I/O manipulator: 1.11 2.22 3.33
"USD  1,234.56" parsed with the facet directly: 1234.56

[編集] も参照してください

std::money_getstd::money_putによって使用される通貨形式のパラメータを定義します
Original:
defines monetary formatting parameters used by std::money_get and std::money_put
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(クラステンプレート) [edit]
フォーマット文字シーケンスとして出力するための金銭的価値
Original:
formats a monetary value for output as a character sequence
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(クラステンプレート) [edit]
(C++11)
金銭的価値を解析します
Original:
parses a monetary value
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(関数テンプレート)