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44 lines
1.4 KiB
44 lines
1.4 KiB
4 years ago
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## NumberBox 数字输入框
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> 代码块： `uNumberBox`
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带加减按钮的数字输入框。
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### 安装方式
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本组件符合[easycom](https://uniapp.dcloud.io/collocation/pages?id=easycom)规范，`HBuilderX 2.5.5`起，只需将本组件导入项目，在页面`template`中即可直接使用，无需在页面中`import`和注册`components`。
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如需通过`npm`方式使用`uni-ui`组件，另见文档：[https://ext.dcloud.net.cn/plugin?id=55](https://ext.dcloud.net.cn/plugin?id=55)
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### 基本用法
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在 ``template`` 中使用组件
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```html
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<uni-number-box></uni-number-box>
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<uni-number-box :min="0" :max="9"></uni-number-box>
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<uni-number-box @change="bindChange"></uni-number-box>
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```
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## API
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### NumberBox Props
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|属性名 |类型 |默认值 |说明 |
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|:-: |:-: |:-: |:-: |
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|value |Number |0 |输入框当前值 |
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|min |Number |0 |最小值 |
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|max |Number |100 |最大值 |
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|step |Number |1 |每次点击改变的间隔大小 |
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|disabled |Boolean|false |是否为禁用状态 |
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### NumberBox Events
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|事件名称 |说明 |返回值 |
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|:-: |:-: |:-: |
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|change |输入框值改变时触发的事件，参数为输入框当前的 value |- |
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|focus |输入框聚焦时触发的事件，参数为 event 对象 |- |
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|blur |输入框失焦时触发的事件，参数为 event 对象 |- |
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