php教程

SplHeap::valid

(PHP 5 >= 5.3.0, PHP 7)

SplHeap::validCheck whether the heap contains more nodes

说明

public SplHeap::valid ( void ) : bool

Checks if the heap contains any more nodes.

参数

此函数没有参数。

返回值

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

User Contributed Notes

There are no user contributed notes for this page.

CopyRight © 2008-2022 verySource.Com All Rights reserved. 京ICP备17048824号-1 京公网安备:11010502034788