function DoubleEndedQueueInterface::removeFirst
Retrieves and removes the head of this queue.
This method differs from `pollFirst()` only in that it throws an exception if this queue is empty.
Return value
T the first element in this queue.
Throws
NoSuchElementException if this queue is empty.
1 method overrides DoubleEndedQueueInterface::removeFirst()
- DoubleEndedQueue::removeFirst in vendor/
ramsey/ collection/ src/ DoubleEndedQueue.php
File
-
vendor/
ramsey/ collection/ src/ DoubleEndedQueueInterface.php, line 244
Class
- DoubleEndedQueueInterface
- A linear collection that supports element insertion and removal at both ends.
Namespace
Ramsey\CollectionCode
public function removeFirst() : mixed;