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std::operator+(std::basic_string)

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< cpp‎ | string‎ | basic string
 
 
Strings biblioteca
Terminadas en nulo
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Null-terminated strings
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Cadenas de bytes
Multibyte cuerdas
Cadenas anchas
Clases
Original:
Classes
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std::basic_string
Las funciones miembro
Original:
Member functions
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Elemento acceso
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Element access
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Los iteradores
Original:
Iterators
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Capacidad
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Capacity
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Operaciones
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Operations
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Buscar
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Search
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Constantes
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Constants
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Terceros funciones
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Non-member functions
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operator+
(C++11)(C++11)(C++11)
(C++11)(C++11)
(C++11)(C++11)(C++11)
(C++11)
(C++11)
Clases de ayuda
Original:
Helper classes
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template< class CharT, class Traits, class Alloc >

    basic_string<CharT,Traits,Alloc>
        operator+( const basic_string<CharT,Traits,Alloc>& lhs,

                   const basic_string<CharT,Traits,Alloc>& rhs );
(1)
template< class CharT, class Traits, class Alloc >

    basic_string<CharT,Traits,Alloc>
        operator+( const CharT* lhs,

                   const basic_string<CharT,Traits,Alloc>& rhs );
(2)
template< class CharT, class Traits, class Alloc >

    basic_string<CharT,Traits,Alloc>
        operator+( CharT lhs,

                   const basic_string<CharT,Traits,Alloc>& rhs );
(3)
template< class CharT, class Traits, class Alloc >

    basic_string<CharT,Traits,Alloc>
        operator+( const basic_string<CharT,Traits,Alloc>& lhs,

                   const CharT* rhs );
(4)
template<class CharT, class Traits, class Alloc>

    basic_string<CharT,Traits,Alloc>
        operator+( const basic_string<CharT,Traits,Alloc>& lhs,

                   CharT rhs );
(5)
template< class CharT, class Traits, class Alloc >

    basic_string<CharT,Traits,Alloc>
        operator+( basic_string<CharT,Traits,Alloc>&& lhs,

                   const basic_string<CharT,Traits,Alloc>& rhs );
(6) (desde C++11)
template< class CharT, class Traits, class Alloc >

    basic_string<CharT,Traits,Alloc>
        operator+( const basic_string<CharT,Traits,Alloc>& lhs,

                   basic_string<CharT,Traits,Alloc>&& rhs );
(7) (desde C++11)
template< class CharT, class Traits, class Alloc >

    basic_string<CharT,Traits,Alloc>
        operator+( basic_string<CharT,Traits,Alloc>&& lhs,

                   basic_string<CharT,Traits,Alloc>&& rhs );
(8) (desde C++11)
template< class CharT, class Traits, class Alloc >

    basic_string<CharT,Traits,Alloc>
        operator+(const CharT* lhs,

                  basic_string<CharT,Traits,Alloc>&& rhs );
(9) (desde C++11)
template< class CharT, class Traits, class Alloc >

    basic_string<CharT,Traits,Alloc>
        operator+( CharT lhs,

                   basic_string<CharT,Traits,Alloc>&& rhs );
(10) (desde C++11)
template< class CharT, class Traits, class Alloc >

    basic_string<CharT,Traits,Alloc>
        operator+( basic_string<CharT,Traits,Alloc>&& lhs,

                   const CharT* rhs );
(11) (desde C++11)
template< class CharT, class Traits, class Alloc >

    basic_string<CharT,Traits,Alloc>
        operator+( basic_string<CharT,Traits,Alloc>&& lhs,

                   CharT rhs );
(12) (desde C++11)
Devuelve una cadena que contiene los caracteres de lhs seguido de los caracteres de rhs .
Original:
Returns a string containing characters from lhs followed by the characters from rhs.
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Contenido

[editar] Parámetros

lhs -
cadena, el carácter, o un puntero al primer carácter de una matriz terminada en nulo
Original:
string, character, or pointer to the first character in a null-terminated array
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rhs -
cadena, el carácter, o un puntero al primer carácter de una matriz terminada en nulo
Original:
string, character, or pointer to the first character in a null-terminated array
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[editar] Valor de retorno

1) basic_string<CharT,Traits,Alloc>(lhs).append(rhs)

2) basic_string<CharT,Traits,Alloc>(lhs) + rhs

3) basic_string<CharT,Traits,Alloc>(1,lhs) + rhs

4) lhs + basic_string<CharT,Traits,Alloc>(rhs)

5) lhs + basic_string<CharT,Traits,Alloc>(1,rhs)

6) std::move(lhs.append(rhs))

7) std::move(rhs.insert(0, lhs))

8) std::move(lhs.append(rhs)) or std::move(rhs.insert(0, lhs))

9) std::move(rhs.insert(0, lhs))

10) std::move(rhs.insert(0, 1, lhs))

11) std::move(lhs.append(rhs))

12) std::move(lhs.append(1, rhs))

[editar] Ejemplo

#include <iostream>
#include <string>
 
int main()
{
    std::string s1 = "Hello";
    std::string s2 = "world";
    std::cout << s1 + ' ' + s2 + "!\n";
}

Salida:

Hello world!

[editar] Ver también

añade caracteres al final
Original:
appends characters to the end
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(función miembro público) [editar]
añade caracteres al final
Original:
appends characters to the end
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(función miembro público) [editar]
inserta caracteres
Original:
inserts characters
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(función miembro público) [editar]