what is the total meanings and use of the word "~stack();" and also the symbol of

[Vuhelper]

When an object is destroyed, its destructor (if it has one) is automatically called. There are many reasons why a destructor may be needed. For example, an object may need to deallocate memory that it had previously allocated or it may need to close a file that it had opened. In C++, it is the destructor that handles deactivation events. The destructor has the same name as the constructor, but it is preceded by a ~. For example, in our Stack class, the name of destructor will be ~Stack();