topic can some on explain: prxchange('s/^\x00+ +$/ /', -1,my_column) as changed_column in SAS Procedures https://communities.sas.com/t5/SAS-Procedures/can-some-on-explain-prxchange-s-x00-1-my-column-as-changed/m-p/152023#M39980 <HTML><HEAD></HEAD><BODY><P>prxhange('s/^\x00+ +$/ /', -1,my_column) as changed_column</P><P></P><P>I understand it as prxchange('substitute/pattern,/replacement/',until end of source, my_column) as changed_column, am I right?</P><P>can some one explain the pattern /^\x00+ +$/ ?</P></BODY></HTML> Fri, 19 Sep 2014 14:48:15 GMT venka 2014-09-19T14:48:15Z can some on explain: prxchange('s/^\x00+ +$/ /', -1,my_column) as changed_column https://communities.sas.com/t5/SAS-Procedures/can-some-on-explain-prxchange-s-x00-1-my-column-as-changed/m-p/152023#M39980 <HTML><HEAD></HEAD><BODY><P>prxhange('s/^\x00+ +$/ /', -1,my_column) as changed_column</P><P></P><P>I understand it as prxchange('substitute/pattern,/replacement/',until end of source, my_column) as changed_column, am I right?</P><P>can some one explain the pattern /^\x00+ +$/ ?</P></BODY></HTML> Fri, 19 Sep 2014 14:48:15 GMT https://communities.sas.com/t5/SAS-Procedures/can-some-on-explain-prxchange-s-x00-1-my-column-as-changed/m-p/152023#M39980 venka 2014-09-19T14:48:15Z Re: can some on explain: prxchange('s/^\x00+ +$/ /', -1,my_column) as changed_column https://communities.sas.com/t5/SAS-Procedures/can-some-on-explain-prxchange-s-x00-1-my-column-as-changed/m-p/152024#M39981 <HTML><HEAD></HEAD><BODY><P>did you google for the perl regular expressions?</P></BODY></HTML> Fri, 19 Sep 2014 16:58:09 GMT https://communities.sas.com/t5/SAS-Procedures/can-some-on-explain-prxchange-s-x00-1-my-column-as-changed/m-p/152024#M39981 jakarman 2014-09-19T16:58:09Z