...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
Erase all elements.
void clear();
Erases all elements from the container without changing the capacity. After
this call, size()
returns zero. All references, pointers, and iterators are invalidated.
Linear in size()
.
No-throw guarantee.