Method: channels.deleteHistory

Delete the history of a supergroup

Parameters:

Name	Type	Description	Required
for_everyone	Bool	Whether the history should be deleted for everyone	Optional
channel	Username, chat ID, Update, Message or InputChannel	Supergroup whose history must be deleted	Optional
max_id	int	ID of message up to which the history must be deleted	Optional

Return type: Updates

Can bots use this method: NO

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();

$Updates = $MadelineProto->channels->deleteHistory(for_everyone: $Bool, channel: $InputChannel, max_id: $int, );