Interfaces
Countable::count
Interfaces
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The Countable interface
简介
Classes implementing
Countable
can be used with the
count()
function.
Class synopsis
Countable
Countable
{
/* Methods */
abstract
public
int
count
(
void
)
}
Table of Contents
Countable::count
— Count elements of a object
Interfaces
Countable::count
Interfaces
PHP 手册