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());how to remove an element from a vector by value c++
std::vector<int> v;
// fill it up somehow
v.erase(std::remove(v.begin(), v.end(), 99), v.end());
// really remove all elements with value 99c++ remove element from vector
vector.erase(position) // remove certain position
// or
vector.erase(left,right) // remove positions within rangeremove element by value vector c++
#include<bits/stdc++.h>
using namespace std;
int main(){
vector<int> v;
//Insert values 1 to 10
v.push_back(20);
v.push_back(10);
v.push_back(30);
v.push_back(20);
v.push_back(40);
v.push_back(20);
v.push_back(10);
vector<int>::iterator new_end;
new_end = remove(v.begin(), v.end(), 20);
for(int i=0;i<v.size(); i++){
cout << v[i] << " ";
}
//Prints [10 30 40 10]
return 0;
}
C++CopyCopyright © 2021 Codeinu
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