std::deque::pop_front

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< cpp‎ | container‎ | deque

void pop_front();

Removes the first element of the container.

Iterators and references to the erased element are invalidated. It is unspecified whether the past-the-end iterator is invalidated if the element is the last element in the container. Other references and iterators are not affected. (since C++11)
Iterators and references to the erased element are invalidated. If the element is the last element in the container, the past-the-end iterator is also invalidated. Other references and iterators are not affected. (until C++11)

Parameters

(none)

Return value

(none)

Complexity

Constant.

Exceptions

Does not throw.

See also

removes the last element
(public member function)
inserts an element to the beginning
(public member function)