<?php
$array = array(
55 => array(
'ident' => 'test 1',
'depth' => 1,
),
77 => array(
'parent_id' => 55,
'ident' => 'test 2',
'depth' => 2,
),
109 => array(
'parent_id' => 77,
'ident' => 'test 3',
'depth' => 3,
),
78 => array(
'parent_id' => 55,
'ident' => 'test 4',
'depth' => 2,
),
25 => array(
'ident' => 'test 5',
'depth' => 1,
)
);
foreach ($array as $key => &$sub) {
if (isset($sub['parent_id'])) {
$array[$sub['parent_id']]['children'][$key] = &$sub;
}
}
unset($sub); // unset the reference to make sure to not overwrite it later...
// now remove the entries with parents
foreach ($array as $key => $sub) {
if (isset($sub['parent_id']))
unset($array[$key]);
}
var_dump($array);
print_r($array);
- Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.21, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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 - 8.3.6
- array(2) {
[55]=>
array(3) {
["ident"]=>
string(6) "test 1"
["depth"]=>
int(1)
["children"]=>
array(2) {
[77]=>
array(4) {
["parent_id"]=>
int(55)
["ident"]=>
string(6) "test 2"
["depth"]=>
int(2)
["children"]=>
array(1) {
[109]=>
array(3) {
["parent_id"]=>
int(77)
["ident"]=>
string(6) "test 3"
["depth"]=>
int(3)
}
}
}
[78]=>
array(3) {
["parent_id"]=>
int(55)
["ident"]=>
string(6) "test 4"
["depth"]=>
int(2)
}
}
}
[25]=>
array(2) {
["ident"]=>
string(6) "test 5"
["depth"]=>
int(1)
}
}
Array
(
[55] => Array
(
[ident] => test 1
[depth] => 1
[children] => Array
(
[77] => Array
(
[parent_id] => 55
[ident] => test 2
[depth] => 2
[children] => Array
(
[109] => Array
(
[parent_id] => 77
[ident] => test 3
[depth] => 3
)
)
)
[78] => Array
(
[parent_id] => 55
[ident] => test 4
[depth] => 2
)
)
)
[25] => Array
(
[ident] => test 5
[depth] => 1
)
)
- Output for 4.4.2 - 4.4.9
- Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/hKYve on line 28
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
- Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/hKYve on line 28
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/hKYve on line 28
Process exited with code 255.
preferences:
203.96 ms | 401 KiB | 329 Q