std::vector::erase
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iterator erase( iterator pos ); iterator erase( const_iterator pos ); | (1) | (bis C + +11) (seit C++11) |
iterator erase( iterator first, iterator last ); iterator erase( const_iterator first, const_iterator last ); | (2) | (bis C + +11) (seit C++11) |
Entfernt den angegebenen Elemente aus dem Container .
1) Original:
Removes specified elements from the container.
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Entfernt das Element am
2) pos
.Original:
Removes the element at
pos
.The text has been machine-translated via Google Translate.
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Entfernt die Elemente im Bereich
[first; last)
.Original:
Removes the elements in the range
[first; last)
.The text has been machine-translated via Google Translate.
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Iterators and references to the erased elements and to the elements between them and the end of the container are invalidated.
Inhaltsverzeichnis |
[Bearbeiten]Parameter
pos | - | Iterator auf das Element zu entfernen Original: iterator to the element to remove The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
first, last | - | Bereichs von Elementen zu entfernen Original: range of elements to remove The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
[Bearbeiten]Rückgabewert
Iterator nach der letzten entfernt Element .
Original:
iterator following the last removed element.
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[Bearbeiten]Beispiel
#include <vector>#include <iostream> int main(){std::vector<int> c{0, 1, 2, 3, 4, 5, 6, 7, 8, 9};for(auto&i : c){std::cout<< i <<" ";}std::cout<<'\n'; c.erase(c.begin()); for(auto&i : c){std::cout<< i <<" ";}std::cout<<'\n'; c.erase(c.begin()+2, c.begin()+5); for(auto&i : c){std::cout<< i <<" ";}std::cout<<'\n';}
Output:
0 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 1 2 6 7 8 9
[Bearbeiten]Komplexität
1) linear in the distance between position
and last
.
2) linear in distance between position
and the end of the container.
[Bearbeiten]Siehe auch
löscht den Inhalt Original: clears the contents The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (öffentliche Elementfunktion) |