SplFixedArray::setSize

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

SplFixedArray::setSize — Change the size of an array

Descrizione

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.

Elenco dei parametri

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

Valori restituiti

Always returns true.

Errori/Eccezioni

Throws ValueError when size is less than zero.

Log delle modifiche

Versione	Descrizione
8.4.0	SplFixedArray::setSize() now has a tentative return of true.

Esempi

Example #1 SplFixedArray::setSize() example

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

Il precedente esempio visualizzerà:

5
10

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