<?php
$array = [
['id' => 7867867, 'animal' => 'Dog'],
['id' => 3452342, 'animal' => 'Lion'],
['id' => 1231233, 'animal' => 'Lion'],
['id' => 5867867, 'animal' => 'Dog'],
['id' => 1111111, 'animal' => 'Zeebra'],
['id' => 2222222, 'animal' => 'Cat'],
['id' => 3333333, 'animal' => 'Cat'],
['id' => 4444444, 'animal' => 'Zeebra']
];
$priorities = array_flip(['Lion', 'Dog', 'Zeebra', 'Cat']);
usort($array, function($a, $b) use ($priorities) {
return $priorities[$a['animal']] <=> $priorities[$b['animal']];
});
var_export($array);
- Output for 7.0.33, 7.1.26 - 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 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
- array (
0 =>
array (
'id' => 3452342,
'animal' => 'Lion',
),
1 =>
array (
'id' => 1231233,
'animal' => 'Lion',
),
2 =>
array (
'id' => 7867867,
'animal' => 'Dog',
),
3 =>
array (
'id' => 5867867,
'animal' => 'Dog',
),
4 =>
array (
'id' => 1111111,
'animal' => 'Zeebra',
),
5 =>
array (
'id' => 4444444,
'animal' => 'Zeebra',
),
6 =>
array (
'id' => 2222222,
'animal' => 'Cat',
),
7 =>
array (
'id' => 3333333,
'animal' => 'Cat',
),
)
- Output for 8.3.5
- Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
array (
0 =>
array (
'id' => 3452342,
'animal' => 'Lion',
),
1 =>
array (
'id' => 1231233,
'animal' => 'Lion',
),
2 =>
array (
'id' => 7867867,
'animal' => 'Dog',
),
3 =>
array (
'id' => 5867867,
'animal' => 'Dog',
),
4 =>
array (
'id' => 1111111,
'animal' => 'Zeebra',
),
5 =>
array (
'id' => 4444444,
'animal' => 'Zeebra',
),
6 =>
array (
'id' => 2222222,
'animal' => 'Cat',
),
7 =>
array (
'id' => 3333333,
'animal' => 'Cat',
),
)
preferences:
201.5 ms | 403 KiB | 187 Q