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std::to_wstring

提供: cppreference.com
< cpp‎ | string‎ | basic string

 
 
ストリングスライブラリ
NULLで終わる文字列
Original:
Null-terminated strings
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バイト文字列
文字列をマルチバイト
ワイド文字列
クラス
Original:
Classes
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basic_string
char_traits
 
std::basic_string
メンバ関数
Original:
Member functions
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basic_string::basic_string
basic_string::operator=
basic_string::assign
basic_string::get_allocator
要素アクセスの循環参照を解除するために使用されている
Original:
Element access
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basic_string::at
basic_string::operator[]
basic_string::front(C++11)
basic_string::back(C++11)
basic_string::data
basic_string::c_str
イテレータ
Original:
Iterators
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basic_string::begin
basic_string::cbegin

(C++11)
basic_string::end
basic_string::cend

(C++11)
basic_string::rbegin
basic_string::crbegin

(C++11)
basic_string::rend
basic_string::crend

(C++11)
容量
Original:
Capacity
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basic_string::empty
basic_string::size
basic_string::length
basic_string::max_size
basic_string::reserve
basic_string::capacity
basic_string::shrink_to_fit(C++11)
操作
Original:
Operations
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basic_string::clear
basic_string::insert
basic_string::erase
basic_string::push_back
basic_string::pop_back(C++11)
basic_string::append
basic_string::operator+=
basic_string::compare
basic_string::replace
basic_string::substr
basic_string::copy
basic_string::resize
basic_string::swap
検索
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Search
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basic_string::find
basic_string::rfind
basic_string::find_first_of
basic_string::find_first_not_of
basic_string::find_last_of
basic_string::find_last_not_of
定数
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Constants
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basic_string::npos
非メンバ関数
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Non-member functions
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operator+
operator==
operator!=
operator<
operator>
operator<=
operator>=
swap(std::basic_string)
operator<<
operator>>
getline
stoi
stol
stoll
(C++11)
(C++11)
(C++11)
stoul
stoull
(C++11)
(C++11)
stof
stod
stold
(C++11)
(C++11)
(C++11)
to_string(C++11)
to_wstring(C++11)
ヘルパークラス
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Helper classes
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hash<std::string>
hash<std::wstring>
hash<std::u32string>
hash<std::u16string>
(C++11)
 
Defined in header <string>
std::wstring to_wstring( int value );
(1) (C + + 11以来)
std::wstring to_wstring( long value );
(2) (C + + 11以来)
std::wstring to_wstring( long long value );
(3) (C + + 11以来)
std::wstring to_wstring( unsigned value );
(4) (C + + 11以来)
std::wstring to_wstring( unsigned long value );
(5) (C + + 11以来)
std::wstring to_wstring( unsigned long long value );
(6) (C + + 11以来)
std::wstring to_wstring( float value );
(7) (C + + 11以来)
std::wstring to_wstring( double value );
(8) (C + + 11以来)
std::wstring to_wstring( long double value );
(9) (C + + 11以来)
1)
std::swprintf(buf, sz, L"%d", value)が十分に大きいために生産bufれるものと同じ内容のワイド文字列へ符号付き10進整数に変換し.
Original:
Converts a signed decimal integer to a wide string with the same content as what std::swprintf(buf, sz, L"%d", value) would produce for sufficiently large buf.
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2)
std::swprintf(buf, sz, L"%ld", value)が十分に大きいために生産bufれるものと同じ内容のワイド文字列へ符号付き10進整数に変換し..
Original:
Converts a signed decimal integer to a wide string with the same content as what std::swprintf(buf, sz, L"%ld", value) would produce for sufficiently large buf..
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3)
std::swprintf(buf, sz, L"%lld", value)が十分に大きいために生産bufれるものと同じ内容のワイド文字列へ符号付き10進整数に変換し.
Original:
Converts a signed decimal integer to a wide string with the same content as what std::swprintf(buf, sz, L"%lld", value) would produce for sufficiently large buf.
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4)
std::swprintf(buf, sz, L"%u", value)が十分に大きいために生産bufれるものと同じ内容のワイド文字列への符号なし10進整数に変換し.
Original:
Converts an unsigned decimal integer to a wide string with the same content as what std::swprintf(buf, sz, L"%u", value) would produce for sufficiently large buf.
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5)
std::swprintf(buf, sz, L"%lu", value)が十分に大きいために生産bufれるものと同じ内容のワイド文字列への符号なし10進整数に変換し.
Original:
Converts an unsigned decimal integer to a wide string with the same content as what std::swprintf(buf, sz, L"%lu", value) would produce for sufficiently large buf.
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6)
std::swprintf(buf, sz, L"%llu", value)が十分に大きいために生産bufれるものと同じ内容のワイド文字列への符号なし10進整数に変換し.
Original:
Converts an unsigned decimal integer to a wide string with the same content as what std::swprintf(buf, sz, L"%llu", value) would produce for sufficiently large buf.
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@ 7,8 @std::swprintf(buf, sz, L"%f", value)が十分に大きいために生産bufれるものと同じ内容のワイド文字列への浮動小数点値に変換し.
Original:
@7,8@ Converts a floating point value to a wide string with the same content as what std::swprintf(buf, sz, L"%f", value) would produce for sufficiently large buf.
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9)
std::swprintf(buf, sz, L"%Lf", value)が十分に大きいために生産bufれるものと同じ内容のワイド文字列への浮動小数点値に変換し.
Original:
Converts a floating point value to a wide string with the same content as what std::swprintf(buf, sz, L"%Lf", value) would produce for sufficiently large buf.
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目次

[編集] パラメータ

value -
変換する数値
Original:
a numeric value to convert
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[編集] 値を返します

変換された値を保持するワイド文字列
Original:
a wide string holding the converted value
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[編集]

double f = 23.43;	
std::wstring f_str = std::to_wstring(f);


[編集] も参照してください

(C++11)
stringに整数型または浮動小数点値に変換します
Original:
converts an integral or floating point value to string
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(機能) [edit]