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std::queue<T,Container>::front

reference front();
const_reference front() const;

Returns reference to the first element in the queue. This element will be the first element to be removed on a call to pop(). Effectively calls c.front().

Parameters

(none)

Return value

Reference to the first element.

Complexity

Constant.

See also

back
access the last element
(public member function)
pop
removes the first element
(public member function)

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https://en.cppreference.com/cpp/container/queue/front

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