Collator::asort
collator_asort
(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL intl >= 1.0.0)
Collator::asort -- collator_asort — Sort array maintaining index association
Beschreibung
Objektorientierter Stil
&$array
, int $flags
= Collator::SORT_REGULAR): boolProzeduraler Stil
This function sorts an array such that array indices maintain their correlation with the array elements they are associated with. This is used mainly when sorting associative arrays where the actual element order is significant. Array elements will have sort order according to current locale rules.
Equivalent to standard PHP asort().
Parameter-Liste
-
object
-
Collator object.
-
array
-
Array of strings to sort.
-
flags
-
Optional sorting type, one of the following:
-
Collator::SORT_REGULAR
- compare items normally (don't change types) -
Collator::SORT_NUMERIC
- compare items numerically -
Collator::SORT_STRING
- compare items as strings
Default
flags
value isCollator::SORT_REGULAR
. It is also used if an invalidflags
value has been specified. -
Rückgabewerte
Gibt bei Erfolg true
zurück. Bei einem Fehler wird false
zurückgegeben.
Beispiele
Beispiel #1 collator_asort() example
<?php
$coll = collator_create( 'en_US' );
$arr = array(
'a' => '100',
'b' => '50',
'c' => '7'
);
collator_asort( $coll, $arr, Collator::SORT_NUMERIC );
var_export( $arr );
collator_asort( $coll, $arr, Collator::SORT_STRING );
var_export( $arr );
?>
Das oben gezeigte Beispiel erzeugt folgende Ausgabe:
array ( 'c' => '7', 'b' => '50', 'a' => '100', )array ( 'a' => '100', 'b' => '50', 'c' => '7', )
Siehe auch
- Collator constants
- collator_sort() - Sort array using specified collator
- collator_sort_with_sort_keys() - Sort array using specified collator and sort keys