The SplMinHeap class

(PHP 5 >= 5.3.0)

Introduction

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

SplMinHeap extends SplHeap implements Iterator , Countable {

/* Methods */

int compare ( mixed $value1 , mixed $value2 )

/* Inherited methods */

abstract int SplHeap::compare ( mixed $value1 , mixed $value2 )

int SplHeap::count ( void )

mixed SplHeap::current ( void )

mixed SplHeap::extract ( void )

void SplHeap::insert ( mixed $value )

bool SplHeap::isEmpty ( void )

mixed SplHeap::key ( void )

void SplHeap::next ( void )

void SplHeap::rewind ( void )

mixed SplHeap::top ( void )

bool SplHeap::valid ( void )

}

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

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