The SplMaxHeap class

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

简介

The SplMaxHeap class provides the main functionalities of a heap, keeping the maximum on the top.

类摘要

SplMaxHeap 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 ( ) : int
public SplHeap::current ( ) : mixed
public SplHeap::extract ( ) : mixed
public SplHeap::insert ( mixed $value ) : void
public SplHeap::isCorrupted ( ) : bool
public SplHeap::isEmpty ( ) : bool
public SplHeap::key ( ) : mixed
public SplHeap::next ( ) : void
public SplHeap::recoverFromCorruption ( ) : void
public SplHeap::rewind ( ) : void
public SplHeap::top ( ) : mixed
public SplHeap::valid ( ) : bool
}

目录

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