layui树形组件点击树节点后高亮的解决方案

效果显示：

代码

 //节点高亮
                    var nodes = document.getElementsByClassName("layui-tree-txt");
                    for (var i = 0; i < nodes.length; i++) {
                        if (nodes[i].innerHTML === obj.data.title){
                            nodes[i].style.color = "#006BF9";
                            nodes[i].style.fontWeight = "bold";
                        } else {
                            nodes[i].style.color = "#555";
                            nodes[i].style.fontWeight = "normal";
                        }
                    }

亲测使用