I tried:
var second_date = moment(currentdate).format('DD-MM-YYYY');
Its showing
Uncaught Reference Error: moment is not defined.
 success: function(response){
            var len = 0;
            if(response != null){
                len = response.length;
            for(var i=0; i<len; i++)
            {
               var id = response[i].id;
               var currentdate = response[i].currentdate;
               var name = response[i].name;
             }
          }
 
    