ArrayObject::getIteratorClassArrayObject::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
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