# 加载条 Loading Bar 
焦虑的安慰剂，疗效尚可。
## 演示
```demo
basic
```
## API
### $NLoadingBar
#### $NLoadingBar Methods
|名称|类型|说明|
|-|-|-|
|`start`|`(option: LoadingBarOption) => void`||
|`finish`|`(option: LoadingBarOption) => void`||
|`error`|`(option: LoadingBarOption) => void`||

#### LoadingBarOption Type
|属性|类型|说明|
|-|-|-|
|theme|`'light' \| 'dark'`||