ztree加载时展开并勾选指定节点

let treeObj = $.fn.zTree.init($('#ztree'), _this.ztreeObj.setting, zNodes);

let nodes = treeObj.getNodes();

//遍历所有节点

(function loopAllNodes(allNodes) {

              if (allNodes && allNodes.length > 0) {

                  for (let i = 0, len = allNodes.length; i < len; i++) {

                      let nodeObj = allNodes[i];              

                      if (nodeObj.name == "节点名称") {//判断自己想要的节点

                          treeObj.expandNode(nodeObj.getParentNode(), true, true);//展开

                          treeObj.checkNode(nodeObj, true, true);//勾选

                      }

                      treeObj.updateNode(nodeObj, false);

                      loopAllNodes(nodeObj.children);

                  }

              }

          })(nodes);