std::unordered_set::size
From Cppreference
< cpp | container | unordered set
size_type size() const;
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(C++11 feature) | |
Returns the number of elements in the container, i.e. std::distance(begin(), end()).
Contents |
[edit] Parameters
(none)
[edit] Return value
the number of elements in the container
[edit] Exceptions
[edit] Complexity
Constant
[edit] See also
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checks whether the container is empty (public member function) |
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returns the maximum possible number of elements (public member function) |