Lot::set()
Set or get response headers.
Lot::set(string $key);
Lot::set(string $key, $value = null);
Lot::set(array $keys);
Example:
// Set `content-type` value for the response
Lot::set('content-type', 'text/plain');
// Set `content-length` and `content-type` value for the response
Lot::set([
'content-length' => 0,
'content-type' => 'text/plain'
]);
// Get `content-type` value that has been set previously
echo Lot::set('content-type');