// arr1 is a long Array. const arr1 = ref<any[]>([]) for (let i = 0; i < 100; i++) { arr1.value.push({ name: i, key: `key-${i}`, }) } const arr2 = computed(() => { return arr1.value.slice(start.value, start.value + 10) }) now, render arr2 by v-for: <view v-for=”item in arr2″ :key=”item.key” class=”item”> {{ item }} </view> Case […]