Re: [Gretl-users] if command

On 06-01-2010, at 11:32, artur.bala wrote: <your script> </your script> Trial 1: ------------------------- <script> nulldata 10 genr series values = 1 if var1 > -15 values = 2 endif </script> gives this error The symbol 'var1' is undefined error evaluating 'if' Trial 2 ------------------------ <script> nulldata 10 genr series var1 = 0 genr series values = 1 if var1 > -15 values = 2 endif </script> gives your error message: error evaluating 'if' So I assume that your variable var1 is a series and not a scalar. But I'm guessing since you have only given us a small part of your script. If var1 is a scalar, then the script will work as expected. Berend