Collator::sortWithSortKeys
collator_sort_with_sort_keys
(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0)
Collator::sortWithSortKeys -- collator_sort_with_sort_keys — Sort array using specified collator and sort keys
说明
面向对象风格
public
Collator::sortWithSortKeys
( array
&$arr
) : bool过程化风格
Similar to collator_sort() but uses ICU sorting keys produced by ucol_getSortKey() to gain more speed on large arrays.
返回值
成功时返回 TRUE
, 或者在失败时返回 FALSE
。
范例
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 );
?>
以上例程会输出:
array ( 0 => 'Kopfe', 1 => 'Kypper', 2 => 'Köpfe', )
参见
- Collator constants
- collator_sort() - Sort array using specified collator
- collator_asort() - Sort array maintaining index association