neverland 3d19ddb573
[new feature] Stepper add plus & minus event (#294)
* [bugfix] CouponList always show empty info

* [bugfix] add click feedback of buttons in components

* [Doc] add custom theme document

* [new feature] Notice bar support more props

* [bugfix] PullRefresh test cases

* [bugfix] unused NoticeBar style

* [bugfix] Swipe width calc error

* [Doc] english document of all action components

* [Doc] change document site path to /zanui/vant

* [Doc] fix

* [bugfix] uploader style error

* [bugfix] tabs document demo

* [new feature] Cell support vue-router target route

* [bugfix] add cell test cases

* update yarn.lock

* [bugfix] Tabbar cann't display info when use icon slot

* [Doc] update document title

* [bugfix] Dialog should reset button text when showed

* [new feature] CouponList add showCloseButton prop

* [new feature] Swipe add 'initialSwipe' prop

* [bugfix] NoticeBar text disappeared when page back

* [new feature] ImagePreview support startPosition

* fix: improve imagePreview test cases

* [bugfix] Steps style error when has more than 4 items

* [new feature] normalize size of all icons

* [new feature] Stepper add plus & minus event

* fix: yarn.lock

* [bugfix] addressEdit icon render failed
2017-11-08 23:59:34 -06:00

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Markdown

<script>
export default {
data() {
return {
stepper1: 1,
stepper2: 9,
};
}
};
</script>
## Stepper
### Install
``` javascript
import { Stepper } from 'vant';
Vue.component(Stepper.name, Stepper);
```
### Usage
#### Basic Usage
:::demo Basic Usage
```html
<van-stepper v-model="stepper1" />
```
```javascript
export default {
data() {
return {
value: 1
}
}
}
```
:::
#### Disabled
:::demo Disabled
```html
<van-stepper v-model="stepper1" disabled />
```
:::
#### Advanced Usage
:::demo Advanced Usage
```html
<van-stepper
v-model="stepper2"
min="5"
max="40"
step="2"
default-value="9"
/>
```
:::
### API
| Attribute | Description | Type | Default | Accepted Values |
|-----------|-----------|-----------|-------------|-------------|
| min | Min value | `String | Number` | `1` | - |
| max | Max value | `String | Number` | - | - |
| defaultValue | Default value | `String | Number` | `1` | - |
| step | Value change step | `String | Number` | `1` | - |
| disabled | Disable value change | `Boolean` | `false` | - |
| disableInput | Disable input | `Boolean` | `false` | - |
### Event
| Event | Description | Arguments |
|-----------|-----------|-----------|
| change | Triggered when value change | value: current value |
| overlimit | Triggered when click disabled button | - |
| plus | Triggered when click plus button | - |
| minus | Triggered when click minus button | - |