Hello, {$first_name} {$last_name}!"; } else { $html = "

Hello, {$first_name} {$last_name}!

"; } if (isset($tg_user['photo_url'])) { $photo_url = htmlspecialchars($tg_user['photo_url']); $html .= ""; } $html .= "

Log out

"; } else { $bot_username = BOT_USERNAME; $html = <<Hello, anonymous! HTML; } echo << Login Widget Example
{$html}
HTML; ?>