The Countable interface

(PHP 5 >= 5.1.0, PHP 7)

锟斤拷锟�

锟斤拷实锟斤拷 Countable 锟缴憋拷锟斤拷锟斤拷 count() 锟斤拷锟斤拷.

锟接匡拷摘要

Countable {
/* 锟斤拷锟斤拷 */
abstract public count ( void ) : int
}

Table of Contents

  • Countable::count — 统锟斤拷一锟斤拷锟斤拷锟斤拷锟皆拷馗锟斤拷锟�