Method: channels.getForumTopics

Parameters:

Name	Type	Required
channel	Username, chat ID, Update, Message or InputChannel	Optional
q	string	Optional
offset_date	int	Yes
offset_id	int	Yes
offset_topic	int	Yes
limit	int	Yes

Return type: messages.ForumTopics

Can bots use this method: YES

MadelineProto Example (now async for huge speed and parallelism!):

if (!file_exists('madeline.php')) {
    copy('https://phar.madelineproto.xyz/madeline.php', 'madeline.php');
}
include 'madeline.php';

$MadelineProto = new \danog\MadelineProto\API('session.madeline');
$MadelineProto->start();

// PHP 8+ syntax, use an array on PHP 7.
$messages_ForumTopics = $MadelineProto->channels->getForumTopics(channel: InputChannel, q: 'string', offset_date: int, offset_id: int, offset_topic: int, limit: int, );