1.vue使用element-ui开发Tree,后端直接返回所有节点的数据,但是显示不出lable
2.先从后端获取数据,调用gettree()函数,并赋值到treedata中。
3.代码:
export default {
data(){
return{
defaultProps: {
label: 'label',
children: 'children',
},
icontype:'android-apps',
count: 1,
treedata:[],
}
},
mounted() {
this.getDatatree();
},
methods:{
getDatatree(){
this.params = {
mgdept: "aircon"
},
this.$api.RelationTag.arealistTree(this.params).then(res => {
console.log(res.code);
if (res.code === 0) {
const data=JSON.parse(res.list);
this.treedata = data;
for (let i = 0; i < this.treedata.length; i++) {
this.props.label.push(this.treedata[i].label);
this.props.children.push(this.treedata[i].children);
}
}
}).catch(error => {
//this.$Message.info(error);
})
},
},