Namensräume
Varianten
Aktionen

cpp/string/basic string/operator+: Unterschied zwischen den Versionen

Aus cppreference.com
< cpp‎ | string‎ | basic string
K (Use {{lc}}. Update links. Various fixes.)
K (Use {{lc}}. Update links. Various fixes.)
 
Zeile 33: Zeile 33:
 
                   CharT rhs );
 
                   CharT rhs );
 
}}
 
}}
−
{{dcl | num=6 | notes={{mark since c++11}} | 1=
+
{{dcl | num=6 | sincec++11 | 1=
 
template< class CharT, class Traits, class Alloc >
 
template< class CharT, class Traits, class Alloc >
 
     basic_string<CharT,Traits,Alloc>
 
     basic_string<CharT,Traits,Alloc>
Zeile 39: Zeile 39:
 
                   const basic_string<CharT,Traits,Alloc>& rhs );
 
                   const basic_string<CharT,Traits,Alloc>& rhs );
 
}}
 
}}
−
{{dcl | num=7 | notes={{mark since c++11}} | 1=
+
{{dcl | num=7 | sincec++11 | 1=
 
template< class CharT, class Traits, class Alloc >
 
template< class CharT, class Traits, class Alloc >
 
     basic_string<CharT,Traits,Alloc>
 
     basic_string<CharT,Traits,Alloc>
Zeile 45: Zeile 45:
 
                   basic_string<CharT,Traits,Alloc>&& rhs );
 
                   basic_string<CharT,Traits,Alloc>&& rhs );
 
}}
 
}}
−
{{dcl | num=8 | notes={{mark since c++11}} | 1=
+
{{dcl | num=8 | sincec++11 | 1=
 
template< class CharT, class Traits, class Alloc >
 
template< class CharT, class Traits, class Alloc >
 
     basic_string<CharT,Traits,Alloc>
 
     basic_string<CharT,Traits,Alloc>
Zeile 51: Zeile 51:
 
                   basic_string<CharT,Traits,Alloc>&& rhs );
 
                   basic_string<CharT,Traits,Alloc>&& rhs );
 
}}
 
}}
−
{{dcl | num=9 | notes={{mark since c++11}} | 1=
+
{{dcl | num=9 | sincec++11 | 1=
 
template< class CharT, class Traits, class Alloc >
 
template< class CharT, class Traits, class Alloc >
 
     basic_string<CharT,Traits,Alloc>
 
     basic_string<CharT,Traits,Alloc>
Zeile 57: Zeile 57:
 
                   basic_string<CharT,Traits,Alloc>&& rhs );
 
                   basic_string<CharT,Traits,Alloc>&& rhs );
 
}}
 
}}
−
{{dcl | num=10 | notes={{mark since c++11}} | 1=
+
{{dcl | num=10 | sincec++11 | 1=
 
template< class CharT, class Traits, class Alloc >
 
template< class CharT, class Traits, class Alloc >
 
     basic_string<CharT,Traits,Alloc>
 
     basic_string<CharT,Traits,Alloc>
Zeile 63: Zeile 63:
 
                   basic_string<CharT,Traits,Alloc>&& rhs );
 
                   basic_string<CharT,Traits,Alloc>&& rhs );
 
}}
 
}}
−
{{dcl | num=11 | notes={{mark since c++11}} | 1=
+
{{dcl | num=11 | sincec++11 | 1=
 
template< class CharT, class Traits, class Alloc >
 
template< class CharT, class Traits, class Alloc >
 
     basic_string<CharT,Traits,Alloc>
 
     basic_string<CharT,Traits,Alloc>
Zeile 69: Zeile 69:
 
                   const CharT* rhs );
 
                   const CharT* rhs );
 
}}
 
}}
−
{{dcl | num=12 | notes={{mark since c++11}} | 1=
+
{{dcl | num=12 | sincec++11 | 1=
 
template< class CharT, class Traits, class Alloc >
 
template< class CharT, class Traits, class Alloc >
 
     basic_string<CharT,Traits,Alloc>
 
     basic_string<CharT,Traits,Alloc>

Aktuelle Version vom 2. Juli 2013, 03:07 Uhr

This page has been machine-translated from the English version of the wiki using Google Translate.

The translation may contain errors and awkward wording. Hover over text to see the original version. You can help to fix errors and improve the translation. For instructions click here.

Click here for the English version of this page

 
C++
 
Strings Bibliothek
Null-terminierte Strings
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.
Byte-Strings
Multibyte-Strings
Wide Strings
Classes
Original:
Classes
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
basic_string
char_traits
 
std::basic_string
Member-Funktionen
Original:
Member functions
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
basic_string::basic_string
basic_string::operator=
basic_string::assign
basic_string::get_allocator
Elementzugriff zerstört
Original:
Element access
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
basic_string::at
basic_string::operator[]
basic_string::front(C++11)
basic_string::back(C++11)
basic_string::data
basic_string::c_str
Iteratoren
Original:
Iterators
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
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)
Kapazität
Original:
Capacity
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
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)
Operations
Original:
Operations
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
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
Suchen
Original:
Search
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
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
Konstanten
Original:
Constants
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
basic_string::npos
Non-Member-Funktionen
Original:
Non-member functions
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
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-Klassen
Original:
Helper classes
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
hash<std::string>
hash<std::wstring>
hash<std::u32string>
hash<std::u16string>		(C++11)
 
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) (seit 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) (seit 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) (seit 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) (seit C++11)
template< class CharT, class Traits, class Alloc >

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

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

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

                   CharT rhs );
 (12) (seit C++11)
Gibt einen String mit Zeichen aus lhs gefolgt von den Zeichen aus rhs .
Original:
Returns a string containing characters from lhs followed by the characters from rhs.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Inhaltsverzeichnis

[Bearbeiten] Parameter

lhs -
String, Charakter oder Zeiger auf das erste Zeichen in einem null-terminated Array
Original:
string, character, or pointer to the first character in a null-terminated array
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
rhs -
String, Charakter oder Zeiger auf das erste Zeichen in einem null-terminated Array
Original:
string, character, or pointer to the first character in a null-terminated array
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[Bearbeiten] Rückgabewert

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))

[Bearbeiten] Beispiel

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

Output: 

Hello world!

[Bearbeiten] Siehe auch
fügt Zeichen bis zum Ende
Original:
appends characters to the end
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(öffentliche Elementfunktion) [edit]
fügt Zeichen bis zum Ende
Original:
appends characters to the end
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(öffentliche Elementfunktion) [edit]
setzt Zeichen ein
(öffentliche Elementfunktion) [edit]
Von „https://de.cppreference.com/mwiki/index.php?title=cpp/string/basic_string/operator%2B&oldid=29940“