uniapp 改写uni-data-picker级联选择器（带搜索和多选）新增列出选择和删除功能
发布时间：2024-01-04 15:00
效果演示
注意：视频中的数据是模拟数据，请自行定义数据才可使用，数据格式末尾有例子
uniapp 改写uni-data-picker
uni-data-picker.vue更改
<template>
<view class="uni-data-tree">
<view class="uni-data-tree-input" @click="handleInput">
<slot :options="options" :data="inputSelected" :error="errorMessage">
<view class="input-value" :class="{'input-value-border': border}">
<text v-if="errorMessage" class="selected-area error-text">{{errorMessage}}</text>
<view v-else-if="loading && !isOpened" class="selected-area">
<uni-load-more class="load-more" :contentText="loadMore" status="loading"></uni-load-more>
</view>
<scroll-view v-else-if="inputSelected.length" class="selected-area" scroll-x="true">
<view class="selected-list">
<view class="selected-item" v-for="(item,index) in inputSelected" :key="index">
<text>{{item.text}}</text><text v-if="index<inputSelected.length-1"
class="input-split-line">{{split}}</text>
</view>
</view>
</scroll-view>
<text v-else class="selected-area placeholder">{{placeholder}}</text>
<view v-if="clearIcon && !readonly && inputSelected.length" class="icon-clear"
@click.stop="clear">
<uni-icons type="clear" color="#e1e1e1" size="14"></uni-icons>
</view>
<view class="arrow-area" v-if="(!clearIcon || !inputSelected.length) && !readonly ">
<view class="input-arrow"></view>
</view>
</view>
</slot>
</view>
<view class="uni-data-tree-cover" v-if="isOpened" @click="handleClose"></view>
<view class="uni-data-tree-dialog" v-if="isOpened">
<view class="uni-popper__arrow"></view>
<view class="dialog-caption">
<view class="title-area">
<text class="dialog-title">{{popupTitle}}</text>
</view>
<view class="dialog-close" @click="handleClose">
<view class="dialog-close-plus" data-id="close"></view>
<view class="dialog-close-plus dialog-close-rotate" data-id="close"></view>
</view>
</view>
<data-picker-view class="picker-view" ref="pickerView" v-model="dataValue" :localdata="localdata"
:preload="preload" :collection="collection" :field="field" :orderby="orderby" :where="where"
:step-searh="stepSearh" :self-field="selfField" :parent-field="parentField" :managed-mode="true"
:map="map" :showSearch="showSearch" :ellipsis="ellipsis" @change="onchange" @datachange="ondatachange" @nodeclick="onnodeclick">
</data-picker-view>
</view>
</view>
</template>
<script>
import dataPicker from "../uni-data-pickerview/uni-data-picker.js"
import DataPickerView from "../uni-data-pickerview/uni-data-pickerview.vue"
/**
* DataPicker 级联选择
* @description 支持单列、和多列级联选择。列数没有限制，如果屏幕显示不全，顶部tab区域会左右滚动。
* @tutorial https://ext.dcloud.net.cn/plugin?id=3796
* @property {String} popup-title 弹出窗口标题
* @property {Array} localdata 本地数据，参考
* @property {Boolean} border = [true|false] 是否有边框
* @property {Boolean} readonly = [true|false] 是否仅读
* @property {Boolean} preload = [true|false] 是否预加载数据
* @value true 开启预加载数据，点击弹出窗口后显示已加载数据
* @value false 关闭预加载数据，点击弹出窗口后开始加载数据
* @property {Boolean} step-searh = [true|false] 是否分布查询
* @value true 启用分布查询，仅查询当前选中节点
* @value false 关闭分布查询，一次查询出所有数据
* @property {String|DBFieldString} self-field 分布查询当前字段名称
* @property {String|DBFieldString} parent-field 分布查询父字段名称
* @property {String|DBCollectionString} collection 表名
* @property {String|DBFieldString} field 查询字段，多个字段用 `,` 分割
* @property {String} orderby 排序字段及正序倒叙设置
* @property {String|JQLString} where 查询条件
* @event {Function} popupshow 弹出的选择窗口打开时触发此事件
* @event {Function} popuphide 弹出的选择窗口关闭时触发此事件
*/
export default {
name: 'UniDataPicker',
emits: ['popupopened', 'popupclosed', 'nodeclick', 'input', 'change', 'update:modelValue'],
mixins: [dataPicker],
components: {
DataPickerView
},
props: {
options: {
type: [Object, Array],
default () {
return {}
}
},
popupTitle: {
type: String,
default: '请选择'
},
placeholder: {
type: String,
default: '请选择'
},
heightMobile: {
type: String,
default: ''
},
readonly: {
type: Boolean,
default: false
},
clearIcon: {
type: Boolean,
default: true
},
border: {
type: Boolean,
default: true
},
split: {
type: String,
default: '/'
},
ellipsis: {
type: Boolean,
default: true
},
showSearch: {
type: Boolean,
default: false
},
},
data() {
return {
isOpened: false,
inputSelected: []
}
},
created() {
this.form = this.getForm('uniForms')
this.formItem = this.getForm('uniFormsItem')
if (this.formItem) {
if (this.formItem.name) {
this.rename = this.formItem.name
this.form.inputChildrens.push(this)
}
}
this.$nextTick(() => {
this.load()
})
},
methods: {
clear() {
this.inputSelected.splice(0)
this._dispatchEvent([])
},
onPropsChange() {
this._treeData = []
this.selectedIndex = 0
this.load()
},
load() {
if (this.readonly) {
this._processReadonly(this.localdata, this.dataValue)
return
}
if (this.isLocaldata) {
this.loadData()
this.inputSelected = this.selected.slice(0)
} else if (!this.parentField && !this.selfField && this.hasValue) {
this.getNodeData(() => {
this.inputSelected = this.selected.slice(0)
})
} else if (this.hasValue) {
this.getTreePath(() => {
this.inputSelected = this.selected.slice(0)
})
}
},
getForm(name = 'uniForms') {
let parent = this.$parent;
let parentName = parent.$options.name;
while (parentName !== name) {
parent = parent.$parent;
if (!parent) return false;
parentName = parent.$options.name;
}
return parent;
},
show() {
this.isOpened = true
this.$nextTick(() => {
this.$refs.pickerView.updateData({
treeData: this._treeData,
selected: this.selected,
selectedIndex: this.selectedIndex
})
})
this.$emit('popupopened')
},
hide() {
this.isOpened = false
this.$emit('popupclosed')
},
handleInput() {
if (this.readonly) {
return
}
this.show()
},
handleClose(e) {
this.hide()
},
onnodeclick(e) {
this.$emit('nodeclick', e)
},
ondatachange(e) {
this._treeData = this.$refs.pickerView._treeData
},
onchange(e) {
this.hide()
this.inputSelected = e
this._dispatchEvent(e)
},
_processReadonly(dataList, value) {
var isTree = dataList.findIndex((item) => {
return item.children
})
if (isTree > -1) {
let inputValue
if (Array.isArray(value)) {
inputValue = value[value.length - 1]
if (typeof inputValue === 'object' && inputValue.value) {
inputValue = inputValue.value
}
} else {
inputValue = value
}
this.inputSelected = this._findNodePath(inputValue, this.localdata)
return
}
if (!this.hasValue) {
this.inputSelected = []
return
}
let result = []
for (let i = 0; i < value.length; i++) {
var val = value[i]
var item = dataList.find((v) => {
return v.value == val
})
if (item) {
result.push(item)
}
}
if (result.length) {
this.inputSelected = result
}
},
_filterForArray(data, valueArray) {
var result = []
for (let i = 0; i < valueArray.length; i++) {
var value = valueArray[i]
var found = data.find((item) => {
return item.value == value
})
if (found) {
result.push(found)
}
}
return result
},
_dispatchEvent(selected) {
let item = {}
if (selected.length) {
var value = new Array(selected.length)
for (var i = 0; i < selected.length; i++) {
value[i] = selected[i].value
}
item = selected[selected.length - 1]
} else {
item.value = ''
}
if (this.formItem) {
this.formItem.setValue(item.value)
}
this.$emit('input', item.value)
this.$emit('update:modelValue', item.value)
this.$emit('change', {
detail: {
value: selected
}
})
}
}
}
</script>
<style >
.uni-data-tree {
position: relative;
font-size: 14px;
min-width:150px;
max-width:220px;
}
.error-text {
color: #DD524D;
}
.input-value {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
align-items: center;
flex-wrap: nowrap;
font-size: 14px;
line-height: 38px;
padding: 0 5px;
overflow: hidden;
/* #ifdef APP-NVUE */
height: 40px;
/* #endif */
}
.input-value-border {
border: 1px solid #e5e5e5;
border-radius: 5px;
}
.selected-area {
flex: 1;
overflow: hidden;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
}
.load-more {
/* #ifndef APP-NVUE */
margin-right: auto;
/* #endif */
/* #ifdef APP-NVUE */
width: 40px;
/* #endif */
}
.selected-list {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
flex-wrap: nowrap;
padding: 0 5px;
}
.selected-item {
flex-direction: row;
padding: 0 1px;
/* #ifndef APP-NVUE */
white-space: nowrap;
/* #endif */
}
.placeholder {
color: grey;
}
.input-split-line {
opacity: .5;
}
.arrow-area {
position: relative;
width: 20px;
/* #ifndef APP-NVUE */
margin-bottom: 5px;
margin-left: auto;
display: flex;
/* #endif */
justify-content: center;
transform: rotate(-45deg);
transform-origin: center;
}
.input-arrow {
width: 7px;
height: 7px;
border-left: 1px solid #999;
border-bottom: 1px solid #999;
}
.uni-data-tree-cover {
position: fixed;
left: 0;
top: 0;
right: 0;
bottom: 0;
background-color: rgba(0, 0, 0, .4);
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: column;
z-index: 100;
}
.uni-data-tree-dialog {
position: fixed;
left: 0;
top: 20%;
right: 0;
bottom: 0;
background-color: #FFFFFF;
border-top-left-radius: 10px;
border-top-right-radius: 10px;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: column;
z-index: 102;
overflow: hidden;
/* #ifdef APP-NVUE */
width: 750rpx;
/* #endif */
}
.dialog-caption {
position: relative;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
/* border-bottom: 1px solid #f0f0f0; */
}
.title-area {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
align-items: center;
/* #ifndef APP-NVUE */
margin: auto;
/* #endif */
padding: 0 10px;
}
.dialog-title {
/* font-weight: bold; */
line-height: 44px;
}
.dialog-close {
position: absolute;
top: 0;
right: 0;
bottom: 0;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
align-items: center;
padding: 0 15px;
}
.dialog-close-plus {
width: 16px;
height: 2px;
background-color: #666;
border-radius: 2px;
transform: rotate(45deg);
}
.dialog-close-rotate {
position: absolute;
transform: rotate(-45deg);
}
.picker-view {
flex: 1;
overflow: hidden;
}
/* #ifdef H5 */
@media all and (min-width: 768px) {
.uni-data-tree-cover {
background-color: transparent;
}
.uni-data-tree-dialog {
position: absolute;
top: 55px;
height: auto;
min-height: 400px;
max-height: 50vh;
background-color: #fff;
border: 1px solid #EBEEF5;
box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
border-radius: 4px;
overflow: unset;
}
.dialog-caption {
display: none;
}
.icon-clear {
margin-right: 5px;
}
}
/* #endif */
/* picker 弹出层通用的指示小三角, todo：扩展至上下左右方向定位 */
/* #ifndef APP-NVUE */
.uni-popper__arrow,
.uni-popper__arrow::after {
position: absolute;
display: block;
width: 0;
height: 0;
border-color: transparent;
border-style: solid;
border-width: 6px;
}
.uni-popper__arrow {
filter: drop-shadow(0 2px 12px rgba(0, 0, 0, 0.03));
top: -6px;
left: 10%;
margin-right: 3px;
border-top-width: 0;
border-bottom-color: #EBEEF5;
}
.uni-popper__arrow::after {
content: " ";
top: 1px;
margin-left: -6px;
border-top-width: 0;
border-bottom-color: #fff;
}
/* #endif */
</style>
uni-data-pickerview.vue更改
<template>
<view class="uni-data-pickerview">
<uni-combox v-if="showSearch" :candidates="candidates" placeholder="输入搜索内容" @input="handleInput"></uni-combox>
<!-- <input placeholder="请输入搜索内容" style="border:1px solid #ddd;width:80%;margin:0 auto;border-radius:5px;padding:5px;" @input="handleInput"/> -->
<scroll-view class="selected-area" scroll-x="true" scroll-y="false" :show-scrollbar="false">
<view class="selected-list">
<template v-for="(item,index) in selected">
<view class="selected-item"
:class="{'selected-item-active':index==selectedIndex, 'selected-item-text-overflow': ellipsis}"
:key="index" v-if="item.text" @click="handleSelect(index)">
<text class="">{{item.text}}</text>
</view>
</template>
</view>
</scroll-view>
<view class="tab-c">
<template v-for="(child, i) in dataList">
<scroll-view class="list" :key="i" v-if="i==selectedIndex" :scroll-y="true">
<view class="item" :class="{'is-disabled': !!item.disable}" v-for="(item, j) in child" :key="j"
>
<checkbox @click ="handleClick(item)" v-if="showSearch && i==0" :checked=" selected.length > j && item[map.value] == selected[j].value"/>
<text @click="handleNodeClick(item, i, j)" class="item-text item-text-overflow">{{item[map.text]}}</text>
<view class="check" v-if="i == 1 && selected.length > i && item[map.value] == selected[i].value"></view>
</view>
</scroll-view>
</template>
<view class="loading-cover" v-if="loading">
<uni-load-more class="load-more" :contentText="loadMore" status="loading"></uni-load-more>
</view>
<view class="error-message" v-if="errorMessage">
<text class="error-text">{{errorMessage}}</text>
</view>
</view>
</view>
</template>
<script>
import dataPicker from "./uni-data-picker.js"
/**
* DataPickerview
* @description uni-data-pickerview
* @tutorial https://ext.dcloud.net.cn/plugin?id=3796
* @property {Array} localdata 本地数据，参考
* @property {Boolean} step-searh = [true|false] 是否分布查询
* @value true 启用分布查询，仅查询当前选中节点
* @value false 关闭分布查询，一次查询出所有数据
* @property {String|DBFieldString} self-field 分布查询当前字段名称
* @property {String|DBFieldString} parent-field 分布查询父字段名称
* @property {String|DBCollectionString} collection 表名
* @property {String|DBFieldString} field 查询字段，多个字段用 `,` 分割
* @property {String} orderby 排序字段及正序倒叙设置
* @property {String|JQLString} where 查询条件
*/
export default {
name: 'UniDataPickerView',
emits: ['nodeclick', 'change', 'datachange', 'update:modelValue'],
mixins: [dataPicker],
props: {
managedMode: {
type: Boolean,
default: false
},
ellipsis: {
type: Boolean,
default: true
},
showSearch: {
type: Boolean,
default: false
},
},
data() {
return {
candidates:[],
nodeList:[],
}
},
created() {
if (this.managedMode) {
return
}
this.$nextTick(() => {
this.load()
})
},
methods: {
//搜索框选择员工
handleInput(e){
if(this.candidates.indexOf(e) != -1){
let index = this.candidates.indexOf(e);
let node = this.nodeList[index];
console.log(this.candidates.indexOf(e));
console.log(node);
this._dispatchEvent()
this.$emit('nodeclick', node)
}
//console.log(this.loadData());
},
//点击选择组别
handleClick(item){
let text = item.text;
for(let i in this.nodeList){
if(this.nodeList[i].parent_value == text){
this.$emit('nodeclick', this.nodeList[i])
}
}
this._dispatchEvent()
},
onPropsChange() {
this._treeData = []
this.selectedIndex = 0
this.load()
},
load() {
if (this.isLocaldata) {
this.loadData()
} else if (this.dataValue.length) {
this.getTreePath((res) => {
this.loadData()
})
}
},
handleSelect(index) {
this.selectedIndex = index
},
handleNodeClick(item, i, j) {
if (item.disable) {
return
}
const node = this.dataList[i][j]
const text = node[this.map.text]
const value = node[this.map.value]
if (i < this.selected.length - 1) {
this.selected.splice(i, this.selected.length - i)
this.selected.push({
text,
value
})
console.log(this.selected);
} else if (i === this.selected.length - 1) {
this.selected.splice(i, 1, {
text,
value
})
console.log(this.selected);
}
if (node.isleaf) {
this.onSelectedChange(node, node.isleaf)
return
}
const {
isleaf,
hasNodes
} = this._updateBindData()
if (!this._isTreeView() && !hasNodes) {
this.onSelectedChange(node, true)
return
}
if (this.isLocaldata && (!hasNodes || isleaf)) {
this.onSelectedChange(node, true)
return
}
if (!isleaf && !hasNodes) {
this._loadNodeData((data) => {
if (!data.length) {
node.isleaf = true
} else {
this._treeData.push(...data)
this._updateBindData(node)
}
this.onSelectedChange(node, node.isleaf)
}, this._nodeWhere())
return
}
this.onSelectedChange(node, false)
},
updateData(data) {
//新增筛选用户功能ld
let curTreeData=data.treeData;
this.candidates = [];
this.nodeList =[];
for(let i in curTreeData){
if(curTreeData[i].parent_value){
this.candidates.push(curTreeData[i].text);
this.nodeList.push(curTreeData[i])
}
}
this._treeData = data.treeData
this.selected = data.selected
if (!this._treeData.length) {
this.loadData()
} else {
//this.selected = data.selected
this._updateBindData()
}
},
onDataChange() {
this.$emit('datachange')
},
onSelectedChange(node, isleaf) {
if (isleaf) {
this._dispatchEvent()
}
if (node) {
this.$emit('nodeclick', node)
}
},
_dispatchEvent() {
this.$emit('change', this.selected.slice(0))
}
}
}
</script>
<style >
.uni-data-pickerview {
flex: 1;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: column;
overflow: hidden;
height: 100%;
}
.error-text {
color: #DD524D;
}
.loading-cover {
position: absolute;
left: 0;
top: 0;
right: 0;
bottom: 0;
background-color: rgba(255, 255, 255, .5);
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: column;
align-items: center;
z-index: 1001;
}
.load-more {
/* #ifndef APP-NVUE */
margin: auto;
/* #endif */
}
.error-message {
background-color: #fff;
position: absolute;
left: 0;
top: 0;
right: 0;
bottom: 0;
padding: 15px;
opacity: .9;
z-index: 102;
}
/* #ifdef APP-NVUE */
.selected-area {
width: 750rpx;
}
/* #endif */
.selected-list {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
flex-wrap: nowrap;
padding: 0 5px;
border-bottom: 1px solid #f8f8f8;
}
.selected-item {
margin-left: 10px;
margin-right: 10px;
padding: 12px 0;
text-align: center;
/* #ifndef APP-NVUE */
white-space: nowrap;
/* #endif */
}
.selected-item-text-overflow {
width: 168px;
/* fix nvue */
overflow: hidden;
/* #ifndef APP-NVUE */
width: 6em;
white-space: nowrap;
text-overflow: ellipsis;
-o-text-overflow: ellipsis;
/* #endif */
}
.selected-item-active {
border-bottom: 2px solid #007aff;
}
.selected-item-text {
color: #007aff;
}
.tab-c {
position: relative;
flex: 1;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
overflow: hidden;
}
.list {
flex: 1;
}
.item {
padding: 12px 15px;
/* border-bottom: 1px solid #f0f0f0; */
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
justify-content: space-between;
}
.is-disabled {
opacity: .5;
}
.item-text {
/* flex: 1; */
color: #333333;
}
.item-text-overflow {
width: 280px;
/* fix nvue */
overflow: hidden;
/* #ifndef APP-NVUE */
width: 20em;
white-space: nowrap;
text-overflow: ellipsis;
-o-text-overflow: ellipsis;
/* #endif */
}
.check {
margin-right: 5px;
border: 2px solid #007aff;
border-left: 0;
border-top: 0;
height: 12px;
width: 6px;
transform-origin: center;
/* #ifndef APP-NVUE */
transition: all 0.3s;
/* #endif */
transform: rotate(45deg);
}
</style>
调用页面
showSearch 是否显示搜索框和多选操作 =》 true/false
<template>
<view>
<view>{{treePickTitle}}</view>
<uni-section :title="treePickTitle" type="line" padding >
<uni-data-picker :showSearch= "showSearch" :popup-title="treePickTitleSelect" :localdata="dataTree" v-model="activeDataTree"
@change="onchange" @nodeclick="onnodeclick">
</uni-data-picker>
</uni-section>
</view>
</template>
dataTree 格式例子
activeDataTree:"1-1",
dataTree: [{
text: "一年级",
value: "1-0",
children: [
{
text: "1.1班",
value: "1-1"
},
{
text: "1.2班",
value: "1-2"
}
]
},
{
text: "二年级",
value: "2-0"
},
{
text: "三年级",
value: "3-0"
}]
bw:不想用text 和value 属性也可以修改
2022/08/19修改
由于很多小伙伴私信我说遇到问题，所以了解到大家可能需要的是不仅仅是搜索和多选的功能，也需要对应下面的标签新增，和删减功能，是我这边上传的视频造成误解啦，今天花费空余时间给大家写了个例子。复制粘贴可用：
步骤：
1，找到项目下的这两个文件 把内容替换成我文章中的内容
![\"在这里插入图片描述\"](\"https://img-blog.csdnimg.cn/d2689ee2e0294fceb0f9b56c25c9099f.png\")
2，调用页面全部代码
<template>
<view class="container">
<uni-card is-full :is-shadow="false">
<text class="uni-h6">标签组件多用于商品分类、重点内容显示等场景。</text>
</uni-card>
<uni-section title="本地数据" type="line" padding style="height: calc(100vh - 100px);">
<uni-data-picker :showSearch= "showSearch" placeholder="请选择班级" popup-title="请选择所在地区" :localdata="dataTree" v-model="classes"
@change="onchange" @nodeclick="onnodeclick" @popupopened="onpopupopened" @popupclosed="onpopupclosed">
</uni-data-picker>
<view class="userSelectBox example-body">
<view class="tag-view" v-for="(value,key) in userListSelect" :key="key" @click="clearTagAdmin(value)">
<uni-tag :text="userList[value]" type="primary" ></uni-tag>
<uni-icons class="clearBtn" type="clear" size="15" color="#ccc" />
</view>
</view>
</uni-section>
</view>
</template>
<script>
export default {
data() {
return {
showSearch:true,
userListSelect:[1,3],
userList:['1.1班','1.2班','2.1班','2.2班'],
classes: '1-2',
dataTree: [{
text: "一年级",
value: "1-0",
children: [{
text: "1.1班",
value: "1-1",
parent_value:"1",
id:0,
},
{
text: "1.2班",
value: "1-2",
parent_value:"1",
id:1,
}
]
},
{
text: "二年级",
value: "2-0",
children: [{
text: "2.1班",
value: "2-1",
parent_value:"2",
id:2,
},
{
text: "2.2班",
value: "2-2",
parent_value:"2",
id:3
}
]
},
]
}
},
methods: {
clearTagAdmin(value){
this.userListSelect = this.userListSelect.filter(item => item != value);
},
onnodeclick(data) {
console.log(data);
if(data.parent_value){//存在父级
let dataId = data.id;
this.userListSelect.push(dataId);
this.userListSelect = [...new Set(this.userListSelect)]//es6数组去重
}
},
onpopupopened(e) {
console.log('popupopened');
},
onpopupclosed(e) {
console.log('popupclosed');
},
onchange(e) {
console.log('---------onchange:', e);
}
}
}
</script>
<style>
.title {
font-size: 14px;
font-weight: bold;
margin: 20px 0 5px 0;
}
.data-pickerview {
height: 400px;
border: 1px #e5e5e5 solid;
}
.popper__arrow {
top: -6px;
left: 50%;
margin-right: 3px;
border-top-width: 0;
border-bottom-color: #EBEEF5;
}
.popper__arrow {
top: -6px;
left: 50%;
margin-right: 3px;
border-top-width: 0;
border-bottom-color: #EBEEF5;
}
.userSelectBox{
border: 1px solid #ddd;
width: 98%;
min-height: 60px;
padding: 5px 1%;
border-radius:5px;
overflow: hidden;
}
.tag-view{
display: inline-block;
float: left;
margin-right:10px;
margin-bottom:10px;
height:24px;
min-width:24px;
max-width:50px;
position:relative;
}
.clearBtn{
position:absolute;
right:-3px;
top:-8px;
}
.example {
padding: 15px;
background-color: #fff;
}
.segmented-control {
margin-bottom: 15px;
}
.button-group {
margin-top: 15px;
display: flex;
justify-content: space-around;
}
.form-item {
display: flex;
align-items: center;
}
.button {
display: flex;
align-items: center;
height: 35px;
margin-left: 10px;
}
.selectBox {
border: 1px solid #ddd;
padding: 10px 1%;
height: 14px;
width: 98%;
border-radius: 5px;
}
</style>
3，可根据自己需求进行更改：呈现效果如下：
![\"在这里插入图片描述\"](\"https://img-blog.csdnimg.cn/01060c4f93384cf68106b7b9ea4508fd.png\")
![\"在这里插入图片描述\"](\"https://img-blog.csdnimg.cn/58296f3dec0949b6aac40a210b873d6f.png\")
希望多多支持哈，点个赞再走 嘻嘻~码字不易。谢谢大家，有问题可私信