remove value from vector c++
#include <algorithm>
#include <vector>
// using the erase-remove idiom
std::vector<int> vec {2, 4, 6, 8};
int value = 8 // value to be removed
vec.erase(std::remove(vec.begin(), vec.end(), value), vec.end());remove value from vector c++
#include <algorithm>
#include <vector>
// using the erase-remove idiom
std::vector<int> vec {2, 4, 6, 8};
int value = 8 // value to be removed
vec.erase(std::remove(vec.begin(), vec.end(), value), vec.end());remove element from vector c++
// 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);
}C++ Vector Operation Delete Elements
#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;
}Copyright © 2021 Codeinu
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