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---
category: Components
type: Feedback
noinstant: true
title: Notification
---
To display a notification message globally.
8 years ago
## When To Use
To display a notification message at the four corner of the view port. Typically it can be
used in the following cases:
- A notification with complex content.
- A notification providing a feedback based on the user interaction. Or it may show some details
about upcoming steps the user may have to follow.
- A notification that is pushed by the application.
## API
- `notification.success(config)`
- `notification.error(config)`
- `notification.info(config)`
- `notification.warning(config)`
- `notification.warn(config)`
- `notification.close(key: String)`
- `notification.destroy()`
The properties of config are as follows:
| Property | Description | Type | Default |
| ----------- | ---------------------------------------- | ----------------- | -------- |
| message | The title of notification box (required) | string\|ReactNode | - |
| description | The content of notification box (required) | string\|ReactNode | - |
| className | Customized CSS class | string | - |
| style | Customized inline style | Object | - |
| btn | Customized close button | ReactNode | - |
| icon | Customized icon | ReactNode | _ |
| key | The unique identifier of current notification | string | - |
| onClose | Specify a function that will be called after clicking the default close button | Function | - |
| duration | A notification box is closed after 4.5s by default. When specifying `duration` to null or 0, it will never be closed automatically | number | 4.5 |
| placement | To set the position, which can be one of `topLeft` `topRight` `bottomLeft` `bottomRight` | string | topRight |
8 years ago
`notification` also provide a global `config()` method that can be used for specifying the default options. Once this method is used, all the notification boxes
will take into account these globally defined options before displaying.
- `notification.config(options)`
```js
notification.config({
placement: 'bottomRight',
bottom: 50,
duration: 3,
});
```
| Property | Description | Type | Default |
| ------------ | ---------------------------------------- | -------------- | ------------------- |
| placement | To set the position, which can be one of `topLeft` `topRight` `bottomLeft` `bottomRight` | string | topRight |
| top | Offset to top, when message pop up from `topRight` or `topLeft` (unit: pixels). | number | 24 |
| bottom | Offset to bottom, when message pop up from `bottomRight` or `bottomLeft` (unit: pixels). | number | 24 |
| duration | A duration to close notification automatically by default (unit: second) | number | 4.5 |
| getContainer | specify render container | () => HTMLNode | () => document.body |