$this->config = $config;
}
- protected function doExecute()
+ protected function doExecute(): int
{
if ($this->getOption('v')) {
$this->out('Executable: ' . $this->executable);
$this->out("{$cat}.{$key}[{$k}] => " . (is_array($v) ? implode(', ', $v) : $v));
}
} else {
- $this->out("{$cat}.{$key} => " . $value);
+ $this->out("{$cat}.{$key} => " . ($value ?? 'NULL'));
}
}