| Parameters | Type | Required | Description |
| chat_id | Integer or String | Yes | Unique identifier for the target chat or username of the target supergroup or channel (in the format @channelusername) |
| public getChatMembersCount ( array $content ) | ||
| $content | array | |
public function getChatMembersCount(array $content)
{
return $this->endpoint("getChatMembersCount", $content);
}