PHP 8.3.0 RC 6 available for testing

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

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