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---
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category: Components
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subtitle: 多选框
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type: Data Entry
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title: Checkbox
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---
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多选框。
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## 何时使用
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- 在一组可选项中进行多项选择时；
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- 单独使用可以表示两种状态之间的切换，和 `switch` 类似。区别在于切换 `switch` 会直接触发状态改变，而 `checkbox` 一般用于状态标记，需要和提交操作配合。
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## API
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### Checkbox
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| 参数 | 说明 | 类型 | 默认值 |
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| --- | --- | --- | --- |
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| checked | 指定当前是否选中 | boolean | false |
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| defaultChecked | 初始是否选中 | boolean | false |
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| indeterminate | 设置 indeterminate 状态，只负责样式控制 | boolean | false |
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| onChange | 变化时回调函数 | Function(e:Event) | - |
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### Checkbox Group
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| 参数 | 说明 | 类型 | 默认值 |
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| --- | --- | --- | --- |
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| defaultValue | 默认选中的选项 | string\[] | \[] |
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| options | 指定可选项 | string\[] | \[] |
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| value | 指定选中的选项 | string\[] | \[] |
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| onChange | 变化时回调函数 | Function(checkedValue) | - |
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