Basic.vue

<template>
  <div class="q-pa-md">
    <q-infinite-scroll @load="onLoad" :offset="250">
      <div v-for="(item, index) in items" :key="index" class="caption">
        <p>Lorem ipsum dolor sit amet consectetur adipisicing elit. Rerum repellendus sit voluptate voluptas eveniet porro. Rerum blanditiis perferendis totam, ea at omnis vel numquam exercitationem aut, natus minima, porro labore.</p>
      </div>
      <template v-slot:loading>
        <div class="row justify-center q-my-md">
          <q-spinner-dots color="primary" size="40px" />
        </div>
      </template>
    </q-infinite-scroll>
  </div>
</template>

<script>
export default {
  data () {
    return {
      items: [{}, {}, {}, {}, {}, {}, {}]
    }
  },

  methods: {
    onLoad (index, done) {
      setTimeout(() => {
        if (this.items) {
          this.items.push({}, {}, {}, {}, {}, {}, {})
          done()
        }
      }, 2000)
    }
  }
}
</script>