fes.js/packages/fes-ui/examples/views/component/md/dropdown3.md

```html
<template>
  <Dropdown :data="data3" trigger="click">
    <Wb-button type="primary">Click</Wb-button>
  </Dropdown>
</template>
<script>
    export default {
        data: function() {
            return {
              data3: [
                  {
                      content: 'number 1'
                  },
                  {
                      content: 'number 2'
                  },
                  {
                      content: 'sub 1',
                      children: [
                          {
                              content: 'number 3'
                          },
                          {
                              content: 'number 4',
                              divided: true
                          },
                          {
                              content: 'sub 2',
                              children: [
                                  {
                                      content: 'sub 3',
                                      children: [
                                          {
                                              content: 'number 6'
                                          }
                                      ]
                                  },
                                  {
                                      content: 'number 5',
                                      disabled: true
                                  }
                              ]
                          }
                      ]
                  }
              ]
          }
      }
    }
</script>
```