cascader.vue
2.44 KB
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<template>
<div v-for="item in list">
<Cascader :data="data" change-on-select :render-format="format"></Cascader>
</div>
<i-button @click="add">add</i-button>
<i-button @click="remove">remove</i-button>
</template>
<script>
export default {
data () {
return {
list: [
{
a: 1
}
],
data: [{
value: 'beijing',
label: '北京',
children: [
{
value: 'gugong',
label: '故宫'
},
{
value: 'tiantan',
label: '天坛'
},
{
value: 'wangfujing',
label: '王府井'
}
]
}, {
value: 'jiangsu',
label: '江苏',
children: [
{
value: 'nanjing',
label: '南京',
children: [
{
value: 'fuzimiao',
label: '夫子庙'
}
]
},
{
value: 'suzhou',
label: '苏州',
children: [
{
value: 'zhuozhengyuan',
label: '拙政园'
},
{
value: 'shizilin',
label: '狮子林'
}
]
}
]
}]
}
},
methods: {
add () {
this.list.push({
a: 2
})
},
remove () {
this.list.splice(0, 1);
},
format (labels) {
return labels.join(' - ');
}
}
}
</script>