ant-design-vue/components/badge/demo/title.md

#### 自定义标题 设置鼠标放在状态点上时显示的文字 #### Title The badge will display `title` when hovered over, instead of `count`.

<template>
  <div id="components-badge-demo-title">
    <a-badge :count="5" title="Custom hover text">
      <a href="#" class="head-example" />
    </a-badge>
  </div>
</template>
<style scoped>
  #components-badge-demo-title .ant-badge:not(.ant-badge-status) {
    margin-right: 20px;
  }
  .head-example {
    width: 42px;
    height: 42px;
    border-radius: 4px;
    background: #eee;
    display: inline-block;
  }
</style>