vue 下拉框多选
时间: 2023-08-11 19:07:20 浏览: 160
在Vue中实现下拉框多选功能可以使用`<el-select>`组件,并通过`v-model`绑定一个数组类型的变量来实现多选效果。\[2\]例如,可以将下拉框的`v-model`绑定到一个名为`value2`的变量上,该变量的初始值设置为一个空数组`\[\]`。同时,设置`multiple`属性为`true`,即可实现多选功能。\[2\]
下面是一个示例代码:
```html
<el-select v-model="value2" multiple placeholder="请选择文章标签">
<el-option v-for="item in options" :key="item.value" :label="item.label" :value="item.value"></el-option>
</el-select>
```
在Vue的`data`选项中,需要定义`options`数组,其中包含了下拉框的选项。同时,定义一个名为`value2`的变量,并将其初始值设置为一个包含选中的选项的数组,例如`\['HTML', 'CSS'\]`。\[2\]
```javascript
data() {
return {
options: \[
{ value: 'HTML', label: 'HTML' },
{ value: 'CSS', label: 'CSS' },
{ value: 'JavaScript', label: 'JavaScript' }
\],
value2: \['HTML', 'CSS'\]
}
}
```
通过以上设置,即可实现Vue中的下拉框多选功能。\[1\]\[2\]
#### 引用[.reference_title]
- *1* [vue 下拉框多选校验问题](https://blog.csdn.net/weixin_41175479/article/details/111501262)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^control,239^v3^insert_chatgpt"}} ] [.reference_item]
- *2* [vue下拉框多选](https://blog.csdn.net/weixin_48860638/article/details/124304027)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^control,239^v3^insert_chatgpt"}} ] [.reference_item]
- *3* [vue中的select下拉框多选](https://blog.csdn.net/m0_52539553/article/details/117227379)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^control,239^v3^insert_chatgpt"}} ] [.reference_item]
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