<?php
$a = ['foo' => 'bar'];
$b = ['foo' => ['bar' => null, 'buz' => null]]; // you need to fix this or special case int keys
$c = ['foo' => ['bar' => 'buz']];
function treeMe($array)
{
if (!is_array($array) || !$array) {
return $array;
}
$tmp = [];
foreach ($array as $k => $v) {
$tmp[$k] = treeMe($v);
}
return $tmp;
}
var_dump(treeMe($a));
var_dump(treeMe($b));
var_dump(treeMe($c));
- 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 - 7.1.25, 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(1) {
["foo"]=>
string(3) "bar"
}
array(1) {
["foo"]=>
array(2) {
["bar"]=>
NULL
["buz"]=>
NULL
}
}
array(1) {
["foo"]=>
array(1) {
["bar"]=>
string(3) "buz"
}
}
- 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/GrZis 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/GrZis on line 3
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/GrZis on line 3
Process exited with code 255.
preferences:
255.44 ms | 401 KiB | 327 Q