element-ui/examples/docs/en-US/switch.md

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2021-06-07 11:56:04 +08:00
## Switch
Switch is used for switching between two opposing states.
### Basic usage
:::demo Bind `v-model` to a `Boolean` typed variable. The `active-color` and `inactive-color` attribute decides the background color in two states.
```html
<el-switch v-model="value1">
</el-switch>
<el-switch
v-model="value2"
active-color="#13ce66"
inactive-color="#ff4949">
</el-switch>
<script>
export default {
data() {
return {
value1: true,
value2: true
}
}
};
</script>
```
:::
### Text description
:::demo You can add `active-text` and `inactive-text` attribute to show texts.
```html
<el-switch
v-model="value1"
active-text="Pay by month"
inactive-text="Pay by year">
</el-switch>
<el-switch
style="display: block"
v-model="value2"
active-color="#13ce66"
inactive-color="#ff4949"
active-text="Pay by month"
inactive-text="Pay by year">
</el-switch>
<script>
export default {
data() {
return {
value1: true,
value2: true
}
}
};
</script>
```
:::
### Extended value types
:::demo You can set `active-value` and `inactive-value` attributes. They both receive a `Boolean`, `String` or `Number` typed value.
```html
<el-tooltip :content="'Switch value: ' + value" placement="top">
<el-switch
v-model="value"
active-color="#13ce66"
inactive-color="#ff4949"
active-value="100"
inactive-value="0">
</el-switch>
</el-tooltip>
<script>
export default {
data() {
return {
value: '100'
}
}
};
</script>
```
:::
### Disabled
:::demo Adding the `disabled` attribute disables Switch.
```html
<el-switch
v-model="value1"
disabled>
</el-switch>
<el-switch
v-model="value2"
disabled>
</el-switch>
<script>
export default {
data() {
return {
value1: true,
value2: false
}
}
};
</script>
```
:::
### Attributes
| Attribute | Description | Type | Accepted Values | Default |
|-----| ----| ----| ----|---- |
| value / v-model | binding value | boolean / string / number | — | — |
| disabled | whether Switch is disabled | boolean | — | false |
| width | width of Switch | number | — | 40 |
| active-icon-class | class name of the icon displayed when in `on` state, overrides `active-text` | string | — | — |
| inactive-icon-class |class name of the icon displayed when in `off` state, overrides `inactive-text`| string | — | — |
| active-text | text displayed when in `on` state | string | — | — |
| inactive-text | text displayed when in `off` state | string | — | — |
| active-value | switch value when in `on` state | boolean / string / number | — | true |
| inactive-value | switch value when in `off` state | boolean / string / number | — | false |
| active-color | background color when in `on` state | string | — | #409EFF |
| inactive-color | background color when in `off` state | string | — | #C0CCDA |
| name | input name of Switch | string | — | — |
| validate-event | whether to trigger form validation | boolean | - | true |
### Events
| Event Name | Description | Parameters |
| ---- | ----| ---- |
| change | triggers when value changes | value after changing |
### Methods
| Method | Description | Parameters |
| ------|--------|------- |
| focus | focus the Switch component | — |