MadelineProto/docs/API_docs/methods/channels_joinChannel.md

title	description
channels.joinChannel	Join a channel/supergroup

Method: channels.joinChannel

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Join a channel/supergroup

Parameters:

Name	Type	Required	Description
channel	Username, chat ID, Update, Message or InputChannel	Optional	The channel/supergroup to join

Return type: Updates

Can bots use this method: NO

MadelineProto Example:

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->joinChannel(['channel' => InputChannel, ]);

PWRTelegram HTTP API example (NOT FOR MadelineProto):

As a user:

POST/GET to https://api.pwrtelegram.xyz/userTOKEN/channels.joinChannel

Parameters:

channel - Json encoded InputChannel

Or, if you're into Lua:

Updates = channels.joinChannel({channel=InputChannel, })

Errors this method can return:

Error	Description
CHANNEL_INVALID	The provided channel is invalid
CHANNEL_PRIVATE	You haven't joined this channel/supergroup
CHANNELS_TOO_MUCH	You have joined too many channels/supergroups