addChatMember

Adds new member to chat.

addChatMember(chat_id, user_id, forward_limit)

Members can't be added to private or secret chats.
Member will not be added until chat state will be synchronized with the server.
Member will not be added if application is killed before it can send request to the server.

Option	Description
chat_id	Chat identifier.
user_id	Identifier of the user to add.
forward_limit	Number of previous messages from chat to forward to new member, ignored for channel chats.

Example

Add user 1234567890 into 133780085 group and forward 20 previous messages to this new member.

addChatMember(1234567890, 133780085, 20)