How do I erase an item from a C++ list?
You can use the remove
function followed by the erase
method to remove an item from a C++ list.
Can you show me an example of that?
Sure! Here's a simple example:
#include <list>
#include <iostream>
int main() {
std::list<int> myList = {1, 2, 3, 4, 5};
myList.remove(3); // Removes all occurrences of 3
for (int n : myList) {
std::cout << n << ' ';
}
return 0;
}
What if I want to erase an item at a specific position?
You can use the erase
method with an iterator pointing to the position you want to remove. For example:
myList.erase(it); // where it is an iterator to the item you want to erase
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