<?php
function coolPluck($array, $allowed) {
$output = array();
foreach($allowed as $keyToFind) {
foreach($array as $k => $v) {
if($k === $keyToFind) {
$output[$keyToFind] = $v;
}
if(is_array($v)) {
$results = coolPluck($v, $allowed);
if (isset($results[$keyToFind])) {
var_dump($output[$keyToFind]);
$output[$keyToFind] = array_merge(array($output[$keyToFind]), array($results[$keyToFind]));
}
}
}
}
return $output;
}
$testArray = array(
'test' => array(
'percy' => array(
'percy' => 'hatcherson'
),
'percy' => array(
'mitchell',
'anderson'
)
)
);
var_dump(coolPluck($testArray, array('percy')));
- Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- Warning: Undefined array key "percy" in /in/Zg7UK on line 17
NULL
Warning: Undefined array key "percy" in /in/Zg7UK on line 18
array(1) {
["percy"]=>
array(2) {
[0]=>
NULL
[1]=>
array(2) {
[0]=>
string(8) "mitchell"
[1]=>
string(8) "anderson"
}
}
}
- Output for 5.3.0 - 5.3.29, 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 - 7.1.7, 7.2.29 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
- Notice: Undefined index: percy in /in/Zg7UK on line 17
NULL
Notice: Undefined index: percy in /in/Zg7UK on line 18
array(1) {
["percy"]=>
array(2) {
[0]=>
NULL
[1]=>
array(2) {
[0]=>
string(8) "mitchell"
[1]=>
string(8) "anderson"
}
}
}
- Output for 7.3.32 - 7.3.33, 7.4.26
- NULL
array(1) {
["percy"]=>
array(2) {
[0]=>
NULL
[1]=>
array(2) {
[0]=>
string(8) "mitchell"
[1]=>
string(8) "anderson"
}
}
}
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
- Notice: Undefined index: percy in /in/Zg7UK on line 17
NULL
Notice: Undefined index: percy in /in/Zg7UK on line 18
array(1) {
["percy"]=>
array(2) {
[0]=>
NULL
[1]=>
array(2) {
[0]=>
string(8) "mitchell"
[1]=>
string(8) "anderson"
}
}
}
preferences:
225.38 ms | 403 KiB | 310 Q