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# Checkbox
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- category: Components
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- chinese: 多选框
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- order: 1
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---
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多选框。
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## 何时使用
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- 需要表示开关状态/两种状态之间的切换时；
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- 和 `switch`的区别是，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 | 可选值 |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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| onChange | 变化时回调函数 | Function(e:Event) | | | |
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