PHP Manual: Import a PHP array in a SplFixedArray instance

Description

public static SplFixedArray SplFixedArray::fromArray(array $array, bool $preserveKeys = true)

Import the PHP array array in a new SplFixedArray instance

Parameters

array: The array to import.
preserveKeys: Try to save the numeric indexes used in the original array.

Return Values

Returns an instance of SplFixedArray containing the array content.

Examples

Example #1 SplFixedArray::fromArray example

<?php
$fa = SplFixedArray::fromArray(array(1 => 1, 0 => 2, 3 => 3));

var_dump($fa);

$fa = SplFixedArray::fromArray(array(1 => 1, 0 => 2, 3 => 3), false);

var_dump($fa);
?>

The above example will output:

object(SplFixedArray)#1 (4) {
  [0]=>
  int(2)
  [1]=>
  int(1)
  [2]=>
  NULL
  [3]=>
  int(3)
}
object(SplFixedArray)#2 (3) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  int(3)
}