

                            Struct Fields Defaults from   new()
                            
                var_fname: "new_variable".to_string(),
                params: VarPrmtrs::new(),
                list_fname: "".to_string(),
                content: Integer(0),
                var_type: "Strings".to_string(),           
                
                                 
                            
                            Default Values from   new()

                is_string: false,
                is_char: false,
                is_from_list: false,
                is_int: true,
                is_float: false,
                num_min_int: 0,
                num_max_int: 0,
                num_min_float: 0.0,
                num_max_float: 0.0,
                num_dcml_places: 0,
                num_comma_frmttd: false, 
