note 130574 added to function.array-slice
| From: | php@andryk.moe | Date: | Sun, 14 Dec 2025 03:04:41 +0000 |
| Subject: | note 130574 added to function.array-slice | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-222457@lists.php.net to get a copy of this message | ||
another function of array_chunk, make N chunks divided in equal parts
<?php
function array_chunk_ep(array $array, int $num, $preserve_keys = false)
{
$ac = count($array);
$asl = (int) ($ac / $num);
$arexc = $ac - $asl * $num;
$offset = 0;
$result = [];
for ($i = 0; $i < $num; $i++)
{
$length = $asl + ((0 < $arexc--) ? 1 : 0);
$result[] = array_slice($array, $offset, $length, $preserve_keys);
$offset += $length;
}
return $result;
}
print_r(array_chunk_ep(range(0, 23), 5));
/*
Array
(
[0] => Array
(
[0] => 0
[1] => 1
[2] => 2
[3] => 3
[4] => 4
)
[1] => Array
(
[0] => 5
[1] => 6
[2] => 7
[3] => 8
[4] => 9
)
[2] => Array
(
[0] => 10
[1] => 11
[2] => 12
[3] => 13
[4] => 14
)
[3] => Array
(
[0] => 15
[1] => 16
[2] => 17
[3] => 18
[4] => 19
)
[4] => Array
(
[0] => 20
[1] => 21
[2] => 22
[3] => 23
)
)
*/
print_r(array_chunk_ep([1 => 'a', 3 => 'b', 5 => 'c', 7 =>
'd',], 3, true));
/*
Array
(
[0] => Array
(
[1] => a
[3] => b
)
[1] => Array
(
[5] => c
)
[2] => Array
(
[7] => d
)
)
*/
?>
----
Server IP: 206.189.2.9
Probable Submitter: 133.106.35.87
----
Manual Page -- https://php.net/manual/en/function.array-slice.php
Edit -- https://main.php.net/note/edit/130574
Del: integrated -- https://main.php.net/note/delete/130574/integrated
Del: useless -- https://main.php.net/note/delete/130574/useless
Del: bad code -- https://main.php.net/note/delete/130574/bad+code
Del: spam -- https://main.php.net/note/delete/130574/spam
Del: non-english -- https://main.php.net/note/delete/130574/non-english
Del: in docs -- https://main.php.net/note/delete/130574/in+docs
Del: other reasons-- https://main.php.net/note/delete/130574
Reject -- https://main.php.net/note/reject/130574
Search -- https://main.php.net/manage/user-notes.php