The SplMinHeap class

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

Introduction

The SplMinHeap class provides the main functionalities of a heap, keeping the minimum on the top.

Class synopsis

class SplMinHeap extends SplHeap {
/* Methods */
protected compare(mixed $value1, mixed $value2): int
/* Inherited methods */
protected SplHeap::compare(mixed $value1, mixed $value2): int
public SplHeap::insert(mixed $value): true
public SplHeap::key(): int
}

Table of Contents

  • SplMinHeap::compare — Compare elements in order to place them correctly in the heap while sifting up
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