std::vector::clear
From cppreference.com
void clear();
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Removes all elements from the container.
Invalidates any references, pointers, or iterators referring to contained elements. May invalidate any past-the-end iterators.
Leaves the capacity() of the vector unchanged.
Contents |
[edit] Parameters
(none)
[edit] Return value
(none)
[edit] Exceptions
(none) | (until C++11) |
noexcept specification: noexcept |
(since C++11) |
[edit] Complexity
Linear in the size of the container. clear is defined in terms of erase , which has linear complexity. |
(until C++11) |
complexity of clear is omitted |
(since C++11) (until C++14) |
clear has linear complexity for sequence containers. |
(since C++14) |
[edit] See also
erases elements (public member function) |