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C++ Vector Operation Delete Elements

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Outrageous Ostrich answered on May 26, 2020 Popularity 10/10 Helpfulness 2/10

answer C++ Vector Operation Delete Elements

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C++ Vector Operation Delete Elements

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#include <iostream>
#include <vector>

using namespace std;

int main() {
  vector<int> num{1, 2, 3, 4, 5};
  
  // initial vector
  cout << "Initial Vector: ";
  for (int i : num) {
    cout << i << " ";
  }

  // remove the last element
  num.pop_back();

  // final vector
  cout << "\nUpdated Vector: ";
  for (int i : num) {
    cout << i << " ";
  }
  
  return 0;
}

Popularity 10/10 Helpfulness 2/10 Language cpp

Source: softhunt.net

Tags: c++ elements operation vector

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Contributed on May 05 2022

Outrageous Ostrich

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C++ REMOVE element from vector

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//me
vec.erase(vec.begin() + index); 	//index 0 means first element and so on

Popularity 10/10 Helpfulness 4/10 Language cpp

Source: Grepper

Tags: c++

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Contributed on Feb 27 2022

handsomedonkey

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c++ remove element from vector

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vector.erase(position) // remove certain position
// or
vector.erase(left,right) // remove positions within range

Popularity 10/10 Helpfulness 4/10 Language cpp

Source: iq.opengenus.org

Tags: c++

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Contributed on May 26 2020

Mage

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remove element from vector c++

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// erase element from vector by its index
    vector<string> strs {"first", "second", "third", "last"};
      
    string element = "third"; // the element which will be erased
    for(int i=0;i<strs.size();i++)
    {
      if(strs[i] == element)
      strs.erase(strs.begin()+i);
    }

Popularity 10/10 Helpfulness 4/10 Language cpp

Source: Grepper

Tags: c++

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Contributed on Jun 14 2021

P_M

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C++ Vector Operation Delete Elements

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C++ Vector Operation Delete Elements

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