std::basic_string::at

 

C++

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Biblioteca de utilidades

Biblioteca de cadenas

Biblioteca de contenedores

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Biblioteca de iteradores

Biblioteca numérica

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Biblioteca de expresiones regulares (C++11)

Biblioteca de operaciones atómicas (C++11)

Biblioteca de tareas/subprocesos (C++11)

 

Strings biblioteca

Terminadas en nulo Original: Null-terminated strings The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Cadenas de bytes

Multibyte cuerdas

Cadenas anchas

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basic_string

char_traits

 

std::basic_string

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basic_string::basic_string

basic_string::operator=

basic_string::assign

basic_string::get_allocator

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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

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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)

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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)

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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

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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

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basic_string::npos

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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)

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hash<std::string> hash<std::wstring> hash<std::u32string> hash<std::u16string> (C++11)

 

reference       at( size_type pos );
const_reference at( size_type pos ) const;

Devuelve una referencia al carácter en pos ubicación especificada. Comprobación de límites se realiza, salvo std::out_of_range tipo será lanzado en el acceso no válido .

Original:

Returns a reference to the character at specified location pos. Bounds checking is performed, exception of type std::out_of_range will be thrown on invalid access.

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Parámetros

pos

-

posición del carácter para volver Original: position of the character to return The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Valor de retorno

referencia al carácter solicitado

Original:

reference to the requested character

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Excepciones

lanza std::out_of_range si pos >= size()

Original:

throws std::out_of_range if pos >= size()

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Complejidad

Constant

Original:

Constant

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Ver también

operator[]	acceder carácter especificado Original: access specified character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (miembro público función)