<button :id="cid_" :aria-label="title" :class="[typeClass, sizeClass, hiddenClass, disabledClass, iconAlignClass]" :data-title="title" :tooltip-id="tooltip_id_" @click="onClick" class="lu-btn lu-btn--link lu-btn--plain lu-tooltip" data-toggle="lu-tooltip" href="#">
    <i class="lu-btn__icon lu-preloader lu-preloader--sm" v-if="isLoading_"></i>
    <i class="lu-btn__icon" :class="icon_" v-else-if='icon'></i>
    <span class="lu-btn__text" v-if="displayTitle_">{{title_}}</span>
</button>