text: export const DFS = function(treeNode, idSeek, attrs) {  
    if(treeNode.id === idSeek){
      const key = attrs[0]
      const val = attrs[1]
      treeNode[key] = val
      return treeNode
    }
    else {
      treeNode.children.forEach(node => {
        DFS(node, idSeek, attrs)
      })
    }
    return "CAN'T FIND IT?"
  }