class="btn-group" ngbDropdown autoClose="outside" placement="bottom-right bottom-left bottom auto"
role="group" aria-label="Multiple ways to subscribe to the current channel" i18n-aria-label
>
class="btn-group" ngbDropdown autoClose="outside" placement="bottom-right bottom-left bottom auto"
role="group" aria-label="Multiple ways to subscribe to the current channel" i18n-aria-label
>