this.select(this.$id('tab', 1))) }, select(id) { this.selectedId = id }, isSelected(id) { return this.selectedId === id }, whichChild(el, parent) { return Array.from(parent.children).indexOf(el) + 1 } }" x-id="['tab']" class="mx-auto" > Monday, Aug. 7 Mon, Aug. 7 Mon. Tuesday, Aug. 8 Tue, Aug. 8 Tue. Wednesday, Aug. 9 Wed, Aug. 9 Wed. Thursday, Aug. 10 Thu, Aug. 10 Thu.