https://communities.sas.com/t5/SAS-Procedures/Reg-Minus/m-p/59366#M16755 Hi<BR /> <BR /> In a variable i am having 3 obs down,open,enter<BR /> <BR /> Data l;<BR /> input name age;<BR /> down 45<BR /> open 67<BR /> enter 89<BR /> open 67<BR /> down 45<BR /> enter 90<BR /> open 56<BR /> run;<BR /> <BR /> if down and continuing with open then down-open <BR /> like that if enter continuing with open the enter-open like that i want Mon, 02 Aug 2010 15:50:43 GMT sas_ 2010-08-02T15:50:43Z https://communities.sas.com/t5/SAS-Procedures/Reg-Minus/m-p/59366#M16755 Hi<BR /> <BR /> In a variable i am having 3 obs down,open,enter<BR /> <BR /> Data l;<BR /> input name age;<BR /> down 45<BR /> open 67<BR /> enter 89<BR /> open 67<BR /> down 45<BR /> enter 90<BR /> open 56<BR /> run;<BR /> <BR /> if down and continuing with open then down-open <BR /> like that if enter continuing with open the enter-open like that i want Mon, 02 Aug 2010 15:50:43 GMT https://communities.sas.com/t5/SAS-Procedures/Reg-Minus/m-p/59366#M16755 sas_ 2010-08-02T15:50:43Z https://communities.sas.com/t5/SAS-Procedures/Reg-Minus/m-p/59367#M16756 Not sure about how the SUBJECT correlates to the post/message body.<BR /> <BR /> In a DATA step, if you need to "retain" an observation's value across DATA step passes, look at using a RETAIN statement to capture (with a SAS assignment statement), a temporary SAS variable, as required by your program.<BR /> <BR /> Scott Barry<BR /> SBBWorks, Inc.<BR /> <BR /> Suggested Google advanced search argument, this topic / post:<BR /> <BR /> programming intro data step retain site:sas.com Mon, 02 Aug 2010 16:04:08 GMT https://communities.sas.com/t5/SAS-Procedures/Reg-Minus/m-p/59367#M16756 sbb 2010-08-02T16:04:08Z