std::forward_list (3) Linux Manual Page

std::forward_list<T,Allocator>::~forward_list – std::forward_list<T,Allocator>::~forward_list

Synopsis

~forward_list(); (since C++11)
Destructs the container. The destructors of the elements are called and the used storage is deallocated. Note, that if the elements are pointers, the pointed-to objects are not destroyed.

Complexity

Linear in the size of the container.