How can I remove an item from a C++ list?

How can I remove an item from a C++ list?

You can use the remove function from the <list> header. For example, list.remove(value); will remove all occurrences of value.

What if I want to remove an item by its position?

You can use the erase method. For example, list.erase(list.begin() + index); removes the item at the specified index.

Is there a way to remove duplicates from a list?

Yes, you can use std::unique along with list.sort() to remove duplicates. First, sort the list, then call list.unique();.

Can I remove items while iterating through the list?

It's not safe to modify a list while iterating through it. Instead, consider using a separate list to store items to remove.