Interfaces
Countable::count
Interfaces
PHP Manual
The Countable interface
简介
Classes implementing
Countable
can be used with the
count()
function.
接口摘要
Countable
{
/* 方法 */
abstract
public
int
count
(
void
)
}
Table of Contents
Countable::count
— Count elements of an object
Interfaces
Countable::count
Interfaces
PHP Manual