The return of the rest interface is more flexible, and can return xml, json, string and other formats according to the requester's needs;
Set the return format method:
$.ajax({
url:'http://'+oaip+'/seeyon/rest/token/'+restup+'?loginName='+ loginName,
type:'GET',
headers:{Accept:"application/json; charset=utf-8"}, //直接设置http头
//dataType:'xml',
//'contentType': "application/json; charset=utf-8",
data:'',
success: function(response){
userId=response.id; //解析json数据
//userId=response.getElementsByTagName("id")[1].firstChild.data; //parse xml data
//alert(userId);
var ju="";