Random\Randomizer::shuffleArray

(PHP 8 >= 8.2.0)

Random\Randomizer::shuffleArrayGet a permutation of an array

Descrizione

public Random\Randomizer::shuffleArray(array $array): array

Returns a uniformly selected permutation of the input array.

Each possible permutation of the input array is equally likely to be returned.

Elenco dei parametri

array

The array whose values are shuffled.

The input array will not be modified.

Valori restituiti

A permutation of the values of array.

Array keys of the input array will not be preserved; the returned array will be a list (array_is_list()).

Errori/Eccezioni

Esempi

Example #1 Random\Randomizer::shuffleArray() example

<?php
$r
= new \Random\Randomizer();

$fruits = [ 'red' => '🍎', 'green' => 'πŸ₯', 'yellow' => '🍌', 'pink' => 'πŸ‘', 'purple' => 'πŸ‡' ];

// Shuffle array:
echo "Salad: ", implode(', ', $r->shuffleArray($fruits)), "\n";

// Shuffle again:
echo "Another Salad: ", implode(', ', $r->shuffleArray($fruits)), "\n";
?>

Il precedente esempio visualizzerΓ  qualcosa simile a:

Salad: 🍎, πŸ₯, πŸ‡, 🍌, πŸ‘
Another Salad: πŸ‘, πŸ‡, πŸ₯, 🍎, 🍌
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