std::list::sort
Aus cppreference.com
![]() | 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. |
void sort(); | (1) | |
template<class Compare > void sort( Compare comp ); | (2) | |
Sortiert die Elemente in aufsteigender Reihenfolge. Die Reihenfolge der gleiche Elemente garantiert erhalten. Die erste Version verwendet operator< um die Elemente zu vergleichen, verwendet die zweite Version des gegebenen Vergleichsfunktion
comp
. Die Reihenfolge der äquivalente Elemente erhalten bleibt .Original:
Sorts the elements in ascending order. The order of equal elements is guaranteed to be preserved. The first version uses operator< to compare the elements, the second version uses the given comparison function
comp
. The ordering of equivalent elements is preserved.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Inhaltsverzeichnis |
[Bearbeiten]Parameter
comp | - | comparison function which returns true if the first argument is less than the second. The signature of the comparison function should be equivalent to the following: bool cmp(const Type1 &a, const Type2 &b); The signature does not need to have const&, but the function must not modify the objects passed to it. |
[Bearbeiten]Rückgabewert
(None)
Original:
(none)
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
[Bearbeiten]Beispiel
#include <iostream>#include <functional>#include <list> std::ostream& operator<<(std::ostream& ostr, conststd::list<int>& list){for(auto&i : list){ ostr <<" "<< i;}return ostr;} int main(){std::list<int> list ={8,7,5,9,0,1,3,2,6,4}; std::cout<<"before: "<< list <<"\n"; list.sort();std::cout<<"ascending: "<< list <<"\n"; list.sort(std::greater<int>());std::cout<<"descending: "<< list <<"\n";}
Output:
before: 8 7 5 9 0 1 3 2 6 4 ascending: 0 1 2 3 4 5 6 7 8 9 descending: 9 8 7 6 5 4 3 2 1 0
[Bearbeiten]Komplexität
N · log(N) Vergleiche, wo
N
ist die Größe des Behälters .Original:
N · log(N) comparisons, where
N
is the size of the container.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.