naive-ui/demo/documentation/components/menu/enUS/indent.demo.md

# Indent
You can specify `indent` & `root-indent` of the menu. `root-indent` only determines the first-leveled children.
```html
<n-menu
  v-model:value="activeKey"
  :root-indent="36"
  :indent="12"
  :items="menuItems"
/>
```
```js
import { h, resolveComponent } from 'vue'
import bookIcon from 'naive-ui/lib/icons/book-outline.vue'
import personIcon from 'naive-ui/lib/icons/person-outline.vue'
import wineIcon from 'naive-ui/lib/icons/wine-outline.vue'

function renderIcon(icon) {
  return () => h(resolveComponent('n-icon'), null, { default: () => h(icon) })
}

const menuItems = [
  {
    title: 'Hear the Wind Sing',
    key: 'hear-the-wind-sing',
    icon: renderIcon(bookIcon)
  },
  {
    title: 'Pinball 1973',
    key: 'pinball-1973',
    icon: renderIcon(bookIcon),
    disabled: true,
    children: [
      {
        title: 'Rat',
        key: 'rat'
      }
    ]
  },
  {
    title: 'A Wild Sheep Chase',
    key: 'a-wild-sheep-chase',
    disabled: true,
    icon: renderIcon(bookIcon)
  },
  {
    title: '舞，舞，舞',
    key: 'Dance Dance Dance',
    icon: renderIcon(bookIcon),
    children: [
      {
        type: 'group',
        title: 'People',
        key: 'people',
        children: [
          {
            title: 'Narrator',
            key: 'narrator',
            icon: renderIcon(personIcon)
          },
          {
            title: 'Sheep Man',
            key: 'sheep-man',
            icon: renderIcon(personIcon)
          }
        ]
      },
      {
        title: 'Beverage',
        key: 'beverage',
        icon: renderIcon(wineIcon),
        children: [
          {
            title: 'Whisky',
            key: 'whisky'
          }
        ]
      },
      {
        title: 'Food',
        key: 'food',
        children: [
          {
            title: 'Sandwich',
            key: 'sandwich'
          }
        ]
      },
      {
        title: 'The past increases. The future recedes.',
        key: 'the-past-increases-the-future-recedes'
      }
    ]
  }
]

export default {
  data () {
    return {
      activeKey: null,
      menuItems
    }
  }
}
```