PHP 7.2.0 Beta 1 Released
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    The SplMinHeap class

    (PHP 5 >= 5.3.0, PHP 7)

    Introduction

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

    Class synopsis

    SplMinHeap extends SplHeap implements Iterator , Countable {
    /* Methods */
    protected int compare ( mixed $value1 , mixed $value2 )
    /* Inherited methods */
    abstract protected int SplHeap::compare ( mixed $value1 , mixed $value2 )
    public int SplHeap::count ( void )
    public mixed SplHeap::current ( void )
    public mixed SplHeap::extract ( void )
    public void SplHeap::insert ( mixed $value )
    public bool SplHeap::isEmpty ( void )
    public mixed SplHeap::key ( void )
    public void SplHeap::next ( void )
    public void SplHeap::recoverFromCorruption ( void )
    public void SplHeap::rewind ( void )
    public mixed SplHeap::top ( void )
    public bool SplHeap::valid ( void )
    }

    Table of Contents

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