SplFixedArray::count

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

SplFixedArray::countReturns the size of the array

说明

public SplFixedArray::count(): int

Returns the size of the array.

参数

此函数没有参数。

返回值

Returns the size of the array.

示例

示例 #1 SplFixedArray::count() example

<?php
$array
= new SplFixedArray(5);
echo
$array->count() . "\n";
echo
count($array) . "\n";
?>

以上示例会输出:

5
5

注释

注意:

This method is functionally equivalent to SplFixedArray::getSize().

注意:

The count of elements is always equal to the set size because all values are initially initialized with null.

参见

add a note

User Contributed Notes

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