SplFixedArray::setSize

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

SplFixedArray::setSizeChange the size of an array

Description

public SplFixedArray::setSize(int $size): true

Change the size of an array to the new size of size. If size is less than the current array size, any values after the new size will be discarded. If size is greater than the current array size, the array will be padded with null values.

Parameters

size

The new array size. This should be a value between 0 and PHP_INT_MAX.

Return Values

Always returns true.

Errors/Exceptions

Throws ValueError when size is less than zero.

Changelog

Version Description
8.4.0 SplFixedArray::setSize() now has a tentative return of true.

Examples

Example #1 SplFixedArray::setSize() example

<?php
$array
= new SplFixedArray(5);
echo
$array->getSize()."\n";
$array->setSize(10);
echo
$array->getSize()."\n";
?>

The above example will output:

5
10

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