Collator::sortWithSortKeys

collator_sort_with_sort_keys

(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL intl >= 1.0.0)

Collator::sortWithSortKeys -- collator_sort_with_sort_keys — Sort array using specified collator and sort keys

Description

Object-oriented style

public Collator::sortWithSortKeys(array &$array): bool

Procedural style

collator_sort_with_sort_keys(Collator $object, array &$array): bool

Similar to collator_sort() but uses ICU sorting keys produced by ucol_getSortKey() to gain more speed on large arrays.

Parameters

object: Collator object.
array: Array of strings to sort

Return Values

Returns true on success or false on failure.

Examples

Example #1 collator_sort_with_sort_keys() example

<?php
$arr  = array( 'Köpfe', 'Kypper', 'Kopfe' );
$coll = collator_create( 'sv' );

collator_sort_with_sort_keys( $coll, $arr );
var_export( $arr );
?>

The above example will output:

array (
  0 => 'Kopfe',
  1 => 'Kypper',
  2 => 'Köpfe',
)

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