vue之vant组件下拉加载更多

<van-list
  v-model="loading"
  :finished="finished"
  finished-text="没有更多了"
  @load="onLoad"
>
  <van-cell
    v-for="item in list"
    :key="item"
    :title="item"
  />
</van-list>
export default {
  data() {
    return {
      list: [],
      loading: false,
      finished: false
    };
  },

  methods: {
    onLoad() {
      // 异步更新数据
      setTimeout(() => {
        for (let i = 0; i < 10; i++) {
          this.list.push(this.list.length + 1);
        }
        // 加载状态结束
        this.loading = false;

        // 数据全部加载完成
        if (this.list.length >= 40) {
          this.finished = true;
        }
      }, 500);
    }
  }
}