---
nav:
  path: /components
group:
  path: /components/schema-components
---

# FormItem - 表单项

## Node Tree

通常 FormItem 并不单独占用一个节点,而是节点的 x-decorator

<pre lang="tsx">
<Input x-decorator={'FormItem'}/>
</pre>

FormItem 的作用主要用于处理表单项(控件)的校验、布局等

<pre lang="tsx">
<Input x-decorator={'FormItem'} x-designable-bar={'Input.DesignableBar'}/>
</pre>