fix.dart

Future<List> _getAllEvents(String lectid) async{
 
    var url = "http://www.71slabsolution.com/appointmy/geteventslect.php";
 
    final response = await http.post(url,body: {
      "useridval":lectid.toString(),
    });
 
 
    var jsonData = json.decode(response.body);
    _events={};
    for(var i = 0; i < jsonData.length; i++) {
 
      var  _dt = jsonData[i]['EVT_DT'];
 
      List _listDate = _dt.split("-");
 
      print(jsonData[i]['EVT_DT']);
 
      _events[DateTime.parse(jsonData[i]['EVT_DT'])] = _dt;
 
    }

 
  }