这篇文章主要讲解了“vue+element多个相同的select不允许重复选择问题怎么解决”,文中的讲解内容简单清晰,易于学习与理解,下面请大家跟着小编的思路慢慢深入,一起来研究和学习“vue+element多个相同的select不允许重复选择问题怎么解决”吧!
<template>
<div class="com_searchAndpageBoxPadding">
<div>
<el-select v-model="value1" placeholder="请选择">
<el-option v-for="item in haha" :key="item.id" :label="item.label" :value="item.id" :disabled="disabledChoose(item)">
</el-option>
</el-select>
<el-select v-model="value2" placeholder="请选择">
<el-option v-for="item in haha" :key="item.id" :label="item.label" :value="item.id" :disabled="disabledChoose(item)">
</el-option>
</el-select>
<el-select v-model="value3" placeholder="请选择">
<el-option v-for="item in haha" :key="item.id" :label="item.label" :value="item.id" :disabled="disabledChoose(item)">
</el-option>
</el-select>
</div>
</div>
</template>
<script>
export default {
data() {
return {
value1: '',
value2: '',
value3: '',
haha: [{
id: 1,
value: '选项1',
label: '黄金糕'
}, {
id: 2,
value: '选项2',
label: '双皮奶',
disabled: true
}, {
id: 3,
value: '选项3',
label: '蚵仔煎'
}, {
id: 4,
value: '选项4',
label: '龙须面'
}, {
id: 5,
value: '选项5',
label: '北京烤鸭'
}],
}
},
computed: {
disabledChoose(item) {
return function (item) {
let findItemIndex = [this.value1, this.value2, this.value3].findIndex(item2 => item2 == item.id);
console.log('findItemIndex', findItemIndex)
let newArr = [this.value1, this.value2, this.value3].splice(findItemIndex, 1);
console.log('newArr', newArr)
return newArr.includes(item.id);
}
}
},
methods: {
showToggle(item) {
item.isSubShow = !item.isSubShow //需要展开内容,显示与隐藏之间切换
},
toDetail(item) {
this.$router.push('/helpDetails/' + item)
},
},
mounted() {
}
}
</script>
<style lang="scss" src="@/assets/css/card.scss"></style>
代码如下:
<template>
<div class="program" v-for="(parItem,index) in parArr" :key="parItem.guid">
<Select v-model="parItem.id" @on-change="onChangeProgram">
<Option v-for="(subItem,idx) in programList" :key="subItem.id" :data-index='idx'
v-show="parItem.id == subItem.id || !selectIdsArr.includes(subItem.id)"
:value="subItem.id> {{subItem.name}}</Option>
</Select>
</div>
</template>
<script>
export default {
data() {
return {
parArr:[{guid:'ddddd',id:null,},{guid:'eeeee',id:null,},{guid:'ffff',id:null,}],
selectIdsArr:[],
programList:[{
"id":1,
"name":"选项1"
},{
"id":2,
"name":"选项2"
},{
"id":3,
"name":"选项3"
}],
}
},
methods: {
onChangeProgram() {
this.selectIdsArr = [];
for (const item of this.parArr) {
if (item.id) {
this.selectIdsArr.push(item.id);
}
}
},
},
}
</script>
感谢各位的阅读,以上就是“vue+element多个相同的select不允许重复选择问题怎么解决”的内容了,经过本文的学习后,相信大家对vue+element多个相同的select不允许重复选择问题怎么解决这一问题有了更深刻的体会,具体使用情况还需要大家实践验证。这里是亿速云,小编将为大家推送更多相关知识点的文章,欢迎关注!
亿速云「云服务器」,即开即用、新一代英特尔至强铂金CPU、三副本存储NVMe SSD云盘,价格低至29元/月。点击查看>>
免责声明:本站发布的内容(图片、视频和文字)以原创、转载和分享为主,文章观点不代表本网站立场,如果涉及侵权请联系站长邮箱:is@yisu.com进行举报,并提供相关证据,一经查实,将立刻删除涉嫌侵权内容。