The SplMinHeap class

(PHP 5 >= 5.3.0, PHP 7)

简介

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

SplMinHeap extends SplHeap implements Iterator , Countable {

/* 方法 */

protected compare ( mixed $value1 , mixed $value2 ) : int

/* 继承的方法 */

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

public SplHeap::count ( void ) : int

public SplHeap::current ( void ) : mixed

public SplHeap::extract ( void ) : mixed

public SplHeap::insert ( mixed $value ) : void

public SplHeap::isCorrupted ( void ) : bool

public SplHeap::isEmpty ( void ) : bool

public SplHeap::key ( void ) : mixed

public SplHeap::next ( void ) : void

public SplHeap::recoverFromCorruption ( void ) : void

public SplHeap::rewind ( void ) : void

public SplHeap::top ( void ) : mixed

public SplHeap::valid ( void ) : bool

}

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

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