<?php
$array = [
1 => [
1 => [
'anna',
'alice'
],
2 => [
'bob',
'bartold'
]
],
2 => [
1 => [
'carol'
],
2 => [
'david'
]
]
];
$result = [];
array_walk_recursive($array, function ($value, $key) use (&$result) {
if (!is_array($value)) {
$result[$key][] = $value;
}
});
var_dump($result);
- Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
- array(2) {
[0]=>
array(4) {
[0]=>
string(4) "anna"
[1]=>
string(3) "bob"
[2]=>
string(5) "carol"
[3]=>
string(5) "david"
}
[1]=>
array(2) {
[0]=>
string(5) "alice"
[1]=>
string(7) "bartold"
}
}
- 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(2) {
[0]=>
array(4) {
[0]=>
string(4) "anna"
[1]=>
string(3) "bob"
[2]=>
string(5) "carol"
[3]=>
string(5) "david"
}
[1]=>
array(2) {
[0]=>
string(5) "alice"
[1]=>
string(7) "bartold"
}
}
- Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
- Parse error: syntax error, unexpected '[' in /in/c1SKY on line 3
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
- Parse error: parse error, unexpected '[' in /in/c1SKY on line 3
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/c1SKY on line 3
Process exited with code 255.
preferences:
211.58 ms | 401 KiB | 357 Q