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---
category: Components
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type: Navigation
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title: Dropdown
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---
A dropdown list.
## When To Use
If there are too many operations to display, you can wrap them in a `Dropdown` . By clicking/hovering on the trigger, a dropdown menu should appear, which allows you to choose one option and execute relevant actions.
## API
### Dropdown
| Property | Description | Type | Default |
|--------------|----------------|----------|--------------|
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| trigger | the trigger mode which executes the drop-down action | Array< `click`\|`hover` > | [`hover`] |
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| overlay | the dropdown menu | [Menu ](/components/menu ) | - |
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| getPopupContainer | to set the container of the dropdown menu. The default is to create a `div` element in `body` , you can reset it to the scrolling area and make a relative reposition. [example ](https://codepen.io/afc163/pen/zEjNOy?editors=0010 ) | Function(triggerNode) | () => document.body |
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| visible | whether the dropdown menu is visible | boolean | - |
| disabled| whether the dropdown menu is disabled| boolean | - |
| onVisibleChange | a callback function takes an argument: `visible` , is executed when the visible state is changed | Function(visible) | - |
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| placement | placement of pop menu: `bottomLeft` `bottomCenter` `bottomRight` `topLeft` `topCenter` `topRight` | String | `bottomLeft` |
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You should use [Menu ](/components/menu/ ) as `overlay` . The menu items and dividers are also available by using `Menu.Item` and `Menu.Divider` .
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> Warning: You must set a unique `key` for `Menu.Item`.
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> Menu of Dropdown is unselectable by default, you can make it selectable via `<Menu selectable>`.
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### Dropdown.Button
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| Property | Description | Type | Default |
|--------------|----------------|----------|--------------|
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| type | type of the button, the same as [Button ](/components/button ) | string | `default` |
| size | size of the button, the same as [Button ](/components/button ) | string | `default` |
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| onClick | a callback function, the same as [Button ](/components/button ), which will be executed when you click the button on the left | Function | - |
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| trigger | the trigger mode which executes the drop-down action | Array< 'click'\|`hover` > | [`hover`] |
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| overlay | the dropdown menu | [Menu ](/components/menu ) | - |
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| visible | whether the dropdown menu is visible | boolean | - |
| disabled | whether the dropdown menu is disabled| boolean | - |
| onVisibleChange | a callback function takes an argument: `visible` , is executed when the visible state is changed | Function | - |
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| placement | placement of pop menu: `bottomLeft` `bottomCenter` `bottomRight` `topLeft` `topCenter` `topRight` | String | `bottomLeft` |