SplHeap::valid

(PHP 5 >= 5.3.0, PHP 7)

SplHeap::validCheck whether the heap contains more nodes

설명

public bool SplHeap::valid ( void )

Checks if the heap contains any more nodes.

인수

이 함수는 인수가 없습니다.

반환값

Returns TRUE if the heap contains any more nodes, FALSE otherwise.

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