<?php
function dot($array, $prepend = '')
{
$results = array();
foreach ($array as $key => $value)
{
if (is_array($value))
{
$results = array_merge($results, dot($value, $prepend.$key.'.'));
if ($key === 'foo') print_r($results);
}
else
{
$results[$prepend.$key] = $value;
}
}
return $results;
}
$array = [
'foo' => [],
'bar' => [
'baz' => 1
],
];
print_r(dot($array, 'prefix'));
- Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- Array
(
)
Array
(
[prefixbar.baz] => 1
)
- 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/lZf5S on line 24
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/lZf5S on line 24
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/lZf5S on line 24
Process exited with code 255.
preferences:
271.44 ms | 401 KiB | 337 Q