标签:成功 main checkbox 效果 load key install hello exp
cd vue-element
cnpm install element-ui --save-dev
import ElementUI from ‘element-ui‘
Vue.use(ElementUI)
<template>
<el-tree
:data="data"
show-checkbox
node-key="id"
:default-expanded-keys="[2, 3]"
:default-checked-keys="[5]"
:props="defaultProps">
</el-tree>
</template>
<script>
export default {
data() {
return {
data: [],
defaultProps: {
children: ‘children‘,
label: ‘label‘
}
};
},
methods: {
init() {
this.data = [{
id: 1,
label: ‘一级 1‘,
children: [{
id: 4,
label: ‘二级 1-1‘,
children: [{
id: 9,
label: ‘三级 1-1-1‘
}, {
id: 10,
label: ‘三级 1-1-2‘
}]
}]
}, {
id: 2,
label: ‘一级 2‘,
children: [{
id: 5,
label: ‘二级 2-1‘
}, {
id: 6,
label: ‘二级 2-2‘
}]
}, {
id: 3,
label: ‘一级 3‘,
children: [{
id: 7,
label: ‘二级 3-1‘
}, {
id: 8,
label: ‘二级 3-2‘
}]
}]
}
},
mounted() {
this.init()
}
};
</script>
标签:成功 main checkbox 效果 load key install hello exp
原文地址:https://www.cnblogs.com/alichengxuyuan/p/12558561.html