<?php
$testArray = array(
'percy' => array(
'philip' => array(
'mitch' => array(
'percy' => 'hatcherson',
'mitch' => 'anderson'
)
),
'mitch' => array(
'mitchell',
'anderson',
'percy' => array(
'percy',
'hatcherson'
),
'mitchell' => 'thomas mitchell anderson',
'percy' => 'percy philip hatcherson'
)
)
);
$newArray = array();
function recursiveArrayColumn ($array, $index, $helper = array()) {
$helper = array_column($array, $index);
foreach ($array as $k => $v) {
if (is_array($v)) {
$helper[$index] = recursiveArrayColumn($v, $index, $helper);
}
}
return $helper;
}
var_dump(recursiveArrayColumn($testArray, 0));
- Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 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(1) {
[0]=>
array(1) {
[0]=>
array(0) {
}
}
}
- Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45
- Fatal error: Call to undefined function array_column() in /in/jkk2P on line 28
Process exited with code 255. - Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
- <br />
<b>Fatal error</b>: Call to undefined function array_column() in <b>/in/jkk2P</b> on line <b>28</b><br />
Process exited with code 255. - Output for 4.4.5 - 4.4.9
- <br />
<b>Fatal error</b>: Call to undefined function: array_column() in <b>/in/jkk2P</b> on line <b>28</b><br />
Process exited with code 255. - Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
- <br />
<b>Fatal error</b>: Call to undefined function: array_column() in <b>/in/jkk2P</b> on line <b>28</b><br />
Process exited with code 255. - Output for 4.3.0 - 4.3.1
- <br />
<b>Fatal error</b>: Call to undefined function: array_column() in <b>/in/jkk2P</b> on line <b>28</b><br />
preferences:
269.18 ms | 401 KiB | 341 Q