PHP Manual
SplHeap
Extracts a node from top of the heap and sift up

SplHeap::extract

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

SplHeap::extract — Extracts a node from top of the heap and sift up

Description

public SplHeap::extract(): mixed

Parameters

This function has no parameters.

Return Values

The value of the extracted node.

Errors/Exceptions

Throws RuntimeException when the data-structure is empty.

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