The SplHeap class

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


The SplHeap class provides the main functionalities of a Heap.


abstract class SplHeap implements Iterator, Countable {
/* 方法 */
protected compare(mixed $value1, mixed $value2): int
public count(): int
public current(): mixed
public extract(): mixed
public insert(mixed $value): bool
public isCorrupted(): bool
public isEmpty(): bool
public key(): int
public next(): void
public recoverFromCorruption(): bool
public rewind(): void
public top(): mixed
public valid(): bool