var setting = {
data: {
simpleData: {
enable: true,
idKey: "_id",
pIdKey: "pId",
rootPId: "0"
},
key:{
name:"name"
}
},
async:{
autoParam:["_id","name","pId"],
enable:true,
url:'/api/dept/list',
type:'get',
dataFilter: ajaxDataFilter
},
view: {
selectedMulti: false
},
callback: {
onAsyncSuccess:zTreeOnAsyncSuccess,
onClick: zTreeOnClick
}
};

改成 _id 后，要保证你的节点数据 的id 也是 _id 属性