ArrayObject::ksort

(PHP 5 >= 5.2.0)

ArrayObject::ksort — Sort the entries by key

Descrizione

public void ArrayObject::ksort ( void )

Sorts the entries by key, maintaining key to entry correlations. This is useful mainly for associative arrays.

Elenco dei parametri

Questa funzione non contiene parametri.

Valori restituiti

Nessun valore viene restituito.

Esempi

Example #1 ArrayObject::ksort() example


<?php
$fruits = array("d" => "lemon", "a" => "orange", "b" => "banana", "c" => "apple");
$fruitArrayObject = new ArrayObject($fruits);
$fruitArrayObject->ksort();

foreach ($fruitArrayObject as $key => $val) {
    echo "$key = $val\n";
}
 ?>

Il precedente esempio visualizzerà:

a = orange
b = banana
c = apple
d = lemon

Vedere anche:

ArrayObject::asort() - Sort the entries by value
ArrayObject::natsort() - Sort entries using a "natural order" algorithm
ArrayObject::natcasesort() - Sort an array using a case insensitive "natural order" algorithm
ArrayObject::uasort() - Sort the entries with a user-defined comparison function and maintain key association
ArrayObject::uksort() - Sort the entries by keys using a user-defined comparison function