vitevue32/packages/components/tree/doc/demo1.vue

<template>
  <m-tree :data="list"></m-tree>
</template>

<script setup>
const list = [
  {
    label: '一级 1',
    children: [
      {
        label: '二级 1-1',
        children: [
          {
            label: '三级 1-1-1'
          }
        ]
      }
    ]
  }, 
  {
    label: '一级 2',
    children: [
      {
        label: '二级 2-1',
        children: [
          {
            label: '三级 2-1-1'
          }
        ]
      }, 
      {
        label: '二级 2-2'
      }
    ]
  }, 
  {
    label: '一级 3',
    children: [
      {
        label: '二级 3-1',
        children: [
          {
            label: '三级 3-1-1'
          }
        ]
      }, 
      {
        label: '二级 3-2',
        children: [
          {
            label: '三级 3-2-1'
          }
        ]
      }
    ]
  }
]
</script>