| public findFlatArray ( string $key = 'id' ) : array | ||
| $key | string | key of the item |
| return | array | |
public function findFlatArray($key = 'id')
{
$flatArray = [];
foreach ($this->findArray() as $value) {
if (array_key_exists($key, $value)) {
$flatArray[] = $value[$key];
}
}
return $flatArray;
}