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[Improvement] Checkbox: remove unnecessary DOM (#636)
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@@ -38,7 +38,7 @@ When Checkboxes are inside a CheckboxGroup, the checked checkboxes's name is an
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<van-checkbox-group v-model="result">
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<van-checkbox
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v-for="(item, index) in list"
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:key="index"
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:key="item"
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:name="item"
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>
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Checkbox {{ item }}
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@@ -57,41 +57,32 @@ export default {
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};
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```
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#### Maximum amount of checked options
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```html
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<van-checkbox-group v-model="result" :max="2">
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<van-checkbox
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v-for="(item, index) in list"
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:name="item"
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:key="item"
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>
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Checkbox {{ item }}
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</van-checkbox>
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</van-checkbox-group>
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```
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#### Inside a Cell
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```html
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<van-checkbox-group v-model="result">
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<van-cell-group>
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<van-cell v-for="(item, index) in list" :key="index">
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<van-cell v-for="(item, index) in list" :key="item">
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<van-checkbox :name="item">Checkbox {{ item }}</van-checkbox>
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</van-cell>
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</van-cell-group>
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</van-checkbox-group>
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```
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#### Configure the maximum amount of checked options
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```html
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<van-checkbox-group v-model="result" :max="max">
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<van-cell-group>
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<van-cell v-for="(item, index) in list" :key="index">
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<van-checkbox :name="item">Checkbox {{ item }}</van-checkbox>
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</van-cell>
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</van-cell-group>
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</van-checkbox-group>
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```
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```
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export default {
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data() {
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return {
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list: ['a', 'b', 'c'],
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result: ['a', 'b'],
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max: 2
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};
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}
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};
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```
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### Checkbox API
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@@ -106,7 +97,7 @@ export default {
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| Attribute | Description | Type | Default | Accepted Values |
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|-----------|-----------|-----------|-------------|-------------|
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| disabled | Disable all checkboxes | `Boolean` | `false` | - |
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| max | the maximum amount of checked options | `Number` | `0`(Unlimited) | - |
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| max | Maximum amount of checked options | `Number` | `0`(Unlimited) | - |
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### Checkbox Event
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@@ -40,7 +40,7 @@ export default {
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<van-checkbox-group v-model="result">
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<van-checkbox
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v-for="(item, index) in list"
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:key="index"
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:key="item"
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:name="item"
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>
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复选框 {{ item }}
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@@ -59,6 +59,20 @@ export default {
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};
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```
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#### 设置最大可选数
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```html
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<van-checkbox-group v-model="result" :max="2">
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<van-checkbox
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v-for="(item, index) in list"
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:key="item"
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:name="item"
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>
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复选框 {{ item }}
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</van-checkbox>
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</van-checkbox-group>
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```
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#### 与 Cell 组件一起使用
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此时你需要再引入`Cell`和`CellGroup`组件
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@@ -66,40 +80,13 @@ export default {
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```html
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<van-checkbox-group v-model="result">
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<van-cell-group>
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<van-cell v-for="(item, index) in list" :key="index">
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<van-cell v-for="(item, index) in list" :key="item">
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<van-checkbox :name="item">复选框 {{ item }}</van-checkbox>
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</van-cell>
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</van-cell-group>
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</van-checkbox-group>
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```
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#### 设置最大可选数
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此时你需要引入`CellGroup`组件,`Cell`组件非必须
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```html
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<van-checkbox-group v-model="result" :max="max">
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<van-cell-group>
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<van-cell v-for="(item, index) in list" :key="index">
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<van-checkbox :name="item">复选框 {{ item }}</van-checkbox>
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</van-cell>
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</van-cell-group>
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</van-checkbox-group>
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```
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```
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export default {
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data() {
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return {
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list: ['a', 'b', 'c'],
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result: ['a', 'b'],
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max: 2
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};
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}
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};
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```
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### Checkbox API
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| 参数 | 说明 | 类型 | 默认值 | 可选值 |
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