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SplPriorityQueue::getExtractFlags

(PHP 7, PHP 8)

SplPriorityQueue::getExtractFlags — Get the flags of extraction

Descrizione

public function SplPriorityQueue::getExtractFlags(): int

Gets the flags that define what is extracted by SplPriorityQueue::current(), SplPriorityQueue::top() and SplPriorityQueue::extract().

Elenco dei parametri

Questa funzione non contiene parametri.

Valori restituiti

Returns the flags of extraction, which is one of the following:

SplPriorityQueue::EXTR_DATA (0x00000001): Extract the data
SplPriorityQueue::EXTR_PRIORITY (0x00000002): Extract the priority
SplPriorityQueue::EXTR_BOTH (0x00000003): Extract an array containing both

The default is SplPriorityQueue::EXTR_DATA.

Vedere anche:

SplPriorityQueue::setExtractFlags() - Sets the mode of extraction
SplPriorityQueue::current() - Return current node pointed by the iterator
SplPriorityQueue::top() - Peeks at the node from the top of the queue
SplPriorityQueue::extract() - Extracts a node from top of the heap and sift up

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