note 126234 added to function.array-walk
| From: | emre at main dot php dot net | Date: | Mon, 12 Jul 2021 10:07:28 +0000 |
| Subject: | note 126234 added to function.array-walk | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-216597@lists.php.net to get a copy of this message | ||
You can change the key or value with array_walk if you use the temporal returned array in global
inside the function. For example:
$array = ['a'=>10, 'b'=>20];
$sequence = array ();
$newArray = array_values(array_walk($array, 'fn'));
function fn(&$val,$key){
global $sequence;
$sequence [] = $val;
}
No need to concern about the place of the internal pointer for the baby array. You have now
rewinded, 0 based new array, string key one instead.
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Manual Page -- https://php.net/manual/en/function.array-walk.php
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