判断移动端是否滚动到底部

<div class="rule_content"  @scroll.passive="getScroll($event)">
 <p class="rule_title_content">111111111111</p>
 <p class="rule_title_content">111111111111</p>
 <p class="rule_title_content">111111111111</p>
 <p class="rule_title_content">111111111111</p>
 <p class="rule_title_content">111111111111</p>
 <p class="rule_title_content">111111111111</p>
 <p class="rule_title_content">111111111111</p>
 <p class="rule_title_content">111111111111</p>
 <p class="rule_title_content">111111111111</p>
 <p class="rule_title_content">111111111111</p>
 <p class="rule_title_content">111111111111</p>
 <p class="rule_title_content">111111111111</p>
</div>

getScroll(event) {
      // 滚动条距离底部的距离scrollBottom
      let scrollBottom =
          event.target.scrollHeight -
          event.target.scrollTop -
          event.target.clientHeight;
      console.log(scrollBottom) // 滚动到底部的距离
      if ( scrollBottom < 6) { // 判断滚动到底部时
         this.isbuttom = false
      }
  },

.rule_content {
      height: 355px;
      overflow-y: auto;
      text-align: left;
      color: #333333;
      font-family: PingFangSC-Regular, PingFang SC;
      .rule_title_content{
        color: #333333;
        font-size: .7rem;
        font-weight: 600;
      }
      p{
        color: #333333;
        padding: .5rem 15px;
        font-size: .65rem;
        line-height: 1.5;
      }
    }