 
-module( undefined_values ).
 
-export( [task/0] ).
 
-record( a_record, {member_1, member_2} ).
 
task() ->
    Record = #a_record{member_1=a_value},   
    io:fwrite( "Record member_1 ~p, member_2 ~p~n", [Record#a_record.member_1, Record#a_record.member_2] ),
    io:fwrite( "Member_2 is undefined ~p~n", [Record#a_record.member_2 =:= undefined] ).
 