Namespace
Varianti

std::to_wstring

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< cpp‎ | string‎ | basic string

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C++
 
Stringhe libreria
Null-stringhe terminate
Original:
Null-terminated strings
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Byte stringhe
Multibyte stringhe
Stringhe larghe
Classi
Original:
Classes
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basic_string
char_traits
 
std::basic_string
Membri funzioni
Original:
Member functions
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basic_string::basic_string
basic_string::operator=
basic_string::assign
basic_string::get_allocator
Elemento accesso
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
Iteratori
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)
Capacità
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)
Operazioni
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
Cerca
Original:
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
Costanti
Original:
Constants
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basic_string::npos
Non membri funzioni
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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)
Helper classi
Original:
Helper classes
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hash<std::string>
hash<std::wstring>
hash<std::u32string>
hash<std::u16string>		(C++11)
 
Elemento definito nell'header <string>
std::wstring to_wstring( int value );
 (1) (dal C++11)
std::wstring to_wstring( long value );
 (2) (dal C++11)
std::wstring to_wstring( long long value );
 (3) (dal C++11)
std::wstring to_wstring( unsigned value );
 (4) (dal C++11)
std::wstring to_wstring( unsigned long value );
 (5) (dal C++11)
std::wstring to_wstring( unsigned long long value );
 (6) (dal C++11)
std::wstring to_wstring( float value );
 (7) (dal C++11)
std::wstring to_wstring( double value );
 (8) (dal C++11)
std::wstring to_wstring( long double value );
 (9) (dal C++11)
1)
Converte un numero intero decimale con segno in una stringa larga con lo stesso contenuto di quello che std::swprintf(buf, sz, L"%d", value) produrrebbe per buf sufficientemente grande.
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)
Converte un numero intero decimale con segno in una stringa larga con lo stesso contenuto di quello che std::swprintf(buf, sz, L"%ld", value) produrrebbe per buf sufficientemente grande..
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)
Converte un numero intero decimale con segno in una stringa larga con lo stesso contenuto di quello che std::swprintf(buf, sz, L"%lld", value) produrrebbe per buf sufficientemente grande.
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)
Converte un numero intero senza segno decimale in una stringa larga con lo stesso contenuto di quello che std::swprintf(buf, sz, L"%u", value) produrrebbe per buf sufficientemente grande.
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)
Converte un numero intero senza segno decimale in una stringa larga con lo stesso contenuto di quello che std::swprintf(buf, sz, L"%lu", value) produrrebbe per buf sufficientemente grande.
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)
Converte un numero intero senza segno decimale in una stringa larga con lo stesso contenuto di quello che std::swprintf(buf, sz, L"%llu", value) produrrebbe per buf sufficientemente grande.
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 Converte un valore in virgola mobile in una stringa larga con lo stesso contenuto di quello che std::swprintf(buf, sz, L"%f", value) produrrebbe per buf sufficientemente grande.
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)
Converte un valore in virgola mobile in una stringa larga con lo stesso contenuto di quello che std::swprintf(buf, sz, L"%Lf", value) produrrebbe per buf sufficientemente grande.
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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Indice

[modifica] Parametri

value -
un valore numerico da convertire
Original:
a numeric value to convert
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[modifica] Valore di ritorno

una stringa ampia che tiene il valore convertito
Original:
a wide string holding the converted value
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[modifica] Esempio

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


[modifica] Vedi anche

(C++11)
 converte un valore intero od a virgola mobile in una string
(funzione) [modifica]
Estratto da "https://it.cppreference.com/mwiki/index.php?title=cpp/string/basic_string/to_wstring&oldid=26733"