Submit a Pull Request Report a Bug

    Countable 接口

    (PHP 5 >= 5.1.0, PHP 7, PHP 8)

    简介

    类实现 Countable 可被用于 count() 函数.

    接口摘要

    interface Countable {
    /* 方法 */
    public count(): int
    }

    目录

    ＋add a note

    User Contributed Notes

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