将树形结构转换为数组

treeConvertToArr(tree) {
            let arrs = [];
            let result = [];
            arrs = arrs.concat(tree);
            while (arrs.length) {
                let first = arrs.shift(); // 弹出第一个元素
                if (first.children) {
                //如果有children
                arrs = arrs.concat(first.children);
                delete first["children"];
                }
                result.push(first);
            }
            return result;
        },

WeChate2d96059c0f6ecd59564079649d15b80.png

this. treeConvertToArr(result.data)
console.log(this. treeConvertToArr(result.data))//得到[{id:"1",deptName:"长安福特"},{d:"2",deptName:"福特一厂"},{d:"3",deptName:"福特二厂"},{d:"4",deptName:"福特三厂"}]