SplHeap::extract

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

    SplHeap::extract — Extracts a node from top of the heap and sift up

    说明

    public SplHeap::extract(): mixed

    参数

    此函数没有参数。

    返回值

    The value of the extracted node.

    错误／异常

    Throws RuntimeException when the data-structure is empty.

    Improve This Page

    Learn How To Improve This Page • Submit a Pull Request • Report a Bug
    ＋add a note

    User Contributed Notes

    There are no user contributed notes for this page.
    To Top