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SplFixedArray::setSize

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

SplFixedArray::setSize — Change the size of an array

Beschreibung

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.

Parameter-Liste

size

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

Rückgabewerte

Gibt immer true zurück.

Fehler/Exceptions

Throws ValueError when size is less than zero.

Changelog

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

Beispiele

Beispiel #1 SplFixedArray::setSize() example

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

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

5
10