topic Re: add an column in SAS Procedures

topic Re: add an column in SAS Procedures https://communities.sas.com/t5/SAS-Procedures/add-an-column/m-p/176411#M45238 <HTML><HEAD></HEAD><BODY><P>data want;</P><P>set have;</P><P>by id;</P><P>if first.id then obs=0;</P><P>obs+1;</P><P>run;</P></BODY></HTML> Tue, 18 Nov 2014 16:35:44 GMT stat_sas 2014-11-18T16:35:44Z add an column https://communities.sas.com/t5/SAS-Procedures/add-an-column/m-p/176410#M45237 <HTML><HEAD></HEAD><BODY><P>hello,</P><P>I want to add a column of obs which count the number of observations by id</P><P>table </P><P>id     a     </P><P>1     2     </P><P>1     6     </P><P>1     5     </P><P>2     4     </P><P>2     9     </P><P>2     4     </P><P>2     5     </P><P></P><P>I want to have</P><P></P><P>id     a     obs</P><P>1     2     1</P><P>1     6     2</P><P>1     5     3</P><P>2     4     1</P><P>2     9     2</P><P>2     4     3</P><P>2     5     4</P></BODY></HTML> Tue, 18 Nov 2014 16:29:23 GMT https://communities.sas.com/t5/SAS-Procedures/add-an-column/m-p/176410#M45237 sasphd 2014-11-18T16:29:23Z Re: add an column https://communities.sas.com/t5/SAS-Procedures/add-an-column/m-p/176411#M45238 <HTML><HEAD></HEAD><BODY><P>data want;</P><P>set have;</P><P>by id;</P><P>if first.id then obs=0;</P><P>obs+1;</P><P>run;</P></BODY></HTML> Tue, 18 Nov 2014 16:35:44 GMT https://communities.sas.com/t5/SAS-Procedures/add-an-column/m-p/176411#M45238 stat_sas 2014-11-18T16:35:44Z