<?php
$data = [
0 => [7 => 'foo', 13 => 'foo'],
1 => [2 => 'foo', 25 => 'foo'],
4 => [24 => 'foo'],
];
$data = array_combine(array_map(function ($key) { return ++$key; }, array_keys($data)), $data);
array_walk($data, function(&$data) { $data = array_combine(array_map(function ($key) { return ++$key; }, array_keys($data)), $data); });
var_dump($data);
- Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- array(3) {
[1]=>
array(2) {
[8]=>
string(3) "foo"
[14]=>
string(3) "foo"
}
[2]=>
array(2) {
[3]=>
string(3) "foo"
[26]=>
string(3) "foo"
}
[5]=>
array(1) {
[25]=>
string(3) "foo"
}
}
preferences:
193.33 ms | 404 KiB | 293 Q