topic Question in SAS Data Management https://communities.sas.com/t5/SAS-Data-Management/Question/m-p/204221#M4535 <HTML><HEAD></HEAD><BODY><P>Why do we use ?? in the dataset for ex:&nbsp; substr(compress(put(subjid,??best.)),4,3);</P></BODY></HTML> Wed, 18 Mar 2015 05:27:34 GMT Radhi_sas 2015-03-18T05:27:34Z Question https://communities.sas.com/t5/SAS-Data-Management/Question/m-p/204221#M4535 <HTML><HEAD></HEAD><BODY><P>Why do we use ?? in the dataset for ex:&nbsp; substr(compress(put(subjid,??best.)),4,3);</P></BODY></HTML> Wed, 18 Mar 2015 05:27:34 GMT https://communities.sas.com/t5/SAS-Data-Management/Question/m-p/204221#M4535 Radhi_sas 2015-03-18T05:27:34Z Re: Question https://communities.sas.com/t5/SAS-Data-Management/Question/m-p/204222#M4536 <HTML><HEAD></HEAD><BODY><P>It suppress the Error message appear in LOG if subjid is not a digit .</P></BODY></HTML> Wed, 18 Mar 2015 12:15:24 GMT https://communities.sas.com/t5/SAS-Data-Management/Question/m-p/204222#M4536 Ksharp 2015-03-18T12:15:24Z Re: Question https://communities.sas.com/t5/SAS-Data-Management/Question/m-p/204223#M4537 <HTML><HEAD></HEAD><BODY><P><SPAN style="font-size: 13.3333330154419px;">Used to hide lack of knowledge about the data.&nbsp; If your getting an Error in the log, then fix it, don't hide it.</SPAN></P></BODY></HTML> Wed, 18 Mar 2015 13:32:31 GMT https://communities.sas.com/t5/SAS-Data-Management/Question/m-p/204223#M4537 RW9 2015-03-18T13:32:31Z Re: Question https://communities.sas.com/t5/SAS-Data-Management/Question/m-p/204224#M4538 <HTML><HEAD></HEAD><BODY><P>'<SPAN style="font-size: 13.3333330154419px;">Used to hide lack of knowledge about the data.&nbsp; If your getting an Error in the log, then fix it, don't hide it.'</SPAN></P><P><SPAN style="font-size: 13.3333330154419px;"><BR /></SPAN></P><P><SPAN style="font-size: 13.3333330154419px;">Yes! Yes! Yes!<BR /></SPAN></P></BODY></HTML> Wed, 18 Mar 2015 13:43:33 GMT https://communities.sas.com/t5/SAS-Data-Management/Question/m-p/204224#M4538 Kurt_Bremser 2015-03-18T13:43:33Z